{"title":"Tongdy Sensing Technology","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/Tongdy-logo_160x160.png?v=1759272555\" alt=\"Tongdy\" style=\"margin-top: 20px; margin-right: 50px; margin-bottom: 10px; float: left;\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eTongdy is a worldwide leader in indoor air quality monitoring and control.\u003c\/strong\u003e Tongdy is based in Beijing, China and has over 16 years of experience, 25 product lines and global projects in over 38 countries. Tongdy delivers reliable, innovative air quality solutions that help create healthier, more sustainable indoor environments.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"in-duct-mount-co2-transmitter","title":"In-Duct Mount CO2 Transmitter","description":"\u003ch1\u003eIn-Duct Mount CO2 Transmitter provides precise real-time monitoring of carbon dioxide levels within air ducts, with optional temperature and relative humidity sensing for comprehensive air quality analysis.\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIts specially designed waterproof sensor probe with a porous film ensures easy installation and reliable operation in duct environments. Featuring an easy-to-read LCD display, the unit offers one to three configurable 0-10V or 4-20mA linear outputs. Users can adjust the CO2 measurement range via Modbus RS485 and configure inverse proportional outputs to suit diverse HVAC control applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal time\u003c\/strong\u003e carbon dioxide detection in air duct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh accuracy\u003c\/strong\u003e temperature and relative humidity\u003cbr\u003ewith extendable air probe into air duct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater-proof and porous film\u003c\/strong\u003e around the sensor probe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 3 analog linear outputs\u003c\/strong\u003e for 3 measurements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModbus RS485 interface\u003c\/strong\u003e for 4 measurements\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\n\u003cstrong\u003eAvailable with or without LCD display\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-builder-content fl-builder-content-2318 fl-builder-content-primary fl-builder-global-templates-locked\" data-post-id=\"2318\"\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-61c91ddb669f9\" data-node=\"61c91ddb669f9\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-61c91ddb66a36\" data-node=\"61c91ddb66a36\"\u003e\n\u003cdiv class=\"fl-col fl-node-61c91ddb66a73 fl-col-has-cols\" data-node=\"61c91ddb66a73\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-61c91ddb66ab1 fl-col-group-nested\" data-node=\"61c91ddb66ab1\"\u003e\n\u003cdiv class=\"fl-col fl-node-61c91ddb66ae8\" data-node=\"61c91ddb66ae8\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-61c91ddb66b64\" data-node=\"61c91ddb66b64\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable style=\"width: 100%; height: 739px;\" border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 38px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eMonitoring Parameters\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 38px;\" valign=\"top\" width=\"192\"\u003e\n\u003cp align=\"center\"\u003e\u003cb\u003eCO\u003c\/b\u003e\u003cb\u003e2\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 28.62254%; height: 38px;\" valign=\"top\" width=\"165\"\u003e\n\u003cp align=\"center\"\u003e\u003cb\u003eTemperature\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 17.889088%; height: 38px;\" valign=\"top\" width=\"141\"\u003e\n\u003cb\u003eRelative Humidity\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 57px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 57px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eSensing element\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 57px;\" valign=\"top\" width=\"192\"\u003eNon-Dispersive Infrared Detector (NDIR)\u003c\/td\u003e\n\u003ctd style=\"width: 46.511628%; height: 57px;\" colspan=\"2\" valign=\"top\" width=\"306\"\u003eDigital combined temperature and humidity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 108px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 108px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eMeasuring range\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 108px;\" valign=\"top\" width=\"192\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e0~2000ppm(default) 0~5000ppm\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e(selectable in the order)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 28.62254%; height: 108px;\" valign=\"top\" width=\"165\"\u003e0℃~50℃(32℉~122℉) (default)\u003c\/td\u003e\n\u003ctd style=\"width: 17.889088%; height: 108px;\" valign=\"top\" width=\"141\"\u003e0~100%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 35px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eDisplay Resolution\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 35px;\" valign=\"top\" width=\"192\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e1ppm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 28.62254%; height: 35px;\" valign=\"top\" width=\"165\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e0.1℃\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 17.889088%; height: 35px;\" valign=\"top\" width=\"141\"\u003e0.1%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 38px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eAccuracy @25\u003c\/b\u003e\u003cb\u003e℃ \u003c\/b\u003e\u003cb\u003e(77\u003c\/b\u003e\u003cb\u003e℉\u003c\/b\u003e\u003cb\u003e)\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 38px;\" valign=\"top\" width=\"192\"\u003e±60ppm + 3% of reading\u003c\/td\u003e\n\u003ctd style=\"width: 28.62254%; height: 38px;\" valign=\"top\" width=\"165\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e±0.5℃ (0℃~50℃)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 17.889088%; height: 38px;\" valign=\"top\" width=\"141\"\u003e±3%RH (20%-80%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 35px;\" valign=\"top\" width=\"152\"\u003e\n\u003cp align=\"center\" style=\"text-align: left;\"\u003e\u003cb\u003eLifetime\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 35px;\" valign=\"top\" width=\"192\"\u003e15 years (normal)\u003c\/td\u003e\n\u003ctd style=\"width: 46.511628%; height: 35px;\" colspan=\"2\" valign=\"top\" width=\"306\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e10 years\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 38px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eCalibration cycle\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 38px;\" valign=\"top\" width=\"192\"\u003eABC Logic Self Calibration\u003c\/td\u003e\n\u003ctd style=\"width: 28.62254%; height: 38px;\" valign=\"top\" width=\"165\"\u003e\n\u003cp align=\"center\"\u003e——\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 17.889088%; height: 38px;\" valign=\"top\" width=\"141\"\u003e\n\u003cp align=\"center\"\u003e——\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 38px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eResponse Time\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.044723%; height: 38px;\" valign=\"top\" width=\"192\"\u003e\u0026lt;2 minutes for 90% change\u003c\/td\u003e\n\u003ctd style=\"width: 46.511628%; height: 38px;\" colspan=\"2\" valign=\"top\" width=\"306\"\u003e\u0026lt;10 seconds to reach 63%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eWarm up time\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003e2 hours (first time)2 minutes (operation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd style=\"width: 100%; height: 35px;\" colspan=\"4\" valign=\"top\" width=\"651\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e\u003cb\u003eElectrical Characteristics\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003ePower supply\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003e24VAC\/VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eConsumption\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003e3.5 W max. ; 2.5 W avg.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 57px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 57px;\" valign=\"top\" width=\"152\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e\u003cb\u003eOutputs\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 57px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003eTwo or three analog outputs0~10VDC(default) or 4~20mA (selectable by jumpers) 0~5VDC (selected at place the order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 38px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eModbus RS485 interface (optional)\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 38px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003eRS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd style=\"width: 100%; height: 35px;\" colspan=\"4\" valign=\"top\" width=\"651\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e\u003cb\u003eConditions of Using and Installation\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eOperation conditions\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003e0~50℃(32~122℉); 0~95%RH, non condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eStorage conditions\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003e0~50℃(32~122℉)\/ 5~80%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 35px;\" valign=\"top\" width=\"152\"\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e\u003cb\u003eWeight\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 35px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003e320g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eInstallation\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003eFixed on the air duct with 100mm installation hole size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\u003cb\u003eIP class (housing)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003eIP50 for no LCD IP40 for with LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 28.443649%; height: 19px;\" valign=\"top\" width=\"152\"\u003e\n\u003cb\u003eStandard\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 71.556351%; height: 19px;\" colspan=\"3\" valign=\"top\" width=\"499\"\u003eCE-Approval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TG9_CO2_Duct_Transmitter_datasheet-2402.pdf\" title=\"In-Duct Mount CO2 Transmitter Datasheet\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TG9_CO2_Duct_Transmitter_datasheet-2402.pdf\" title=\"In-Duct Mount CO2 Transmitter Datasheet\" rel=\"noopener\" target=\"_blank\"\u003eIn-Duct Mount CO2 Transmitter Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823697658040,"sku":"TG9-108-02","price":354.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-G09-O3-3111-B50-_5.jpg?v=1759252657"},{"product_id":"wall-mount-ozone-monitor","title":"Wall Mount Ozone Monitor","description":"\u003ch1\u003eWall Mount Ozone Monitor provides precise real-time measurement of ozone levels with temperature and humidity compensation for accurate readings.\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIt features a tri-color backlit LCD displaying three ozone concentration ranges, enabling clear status indication. The unit offers one analog output (0-10V\/4-20mA), one relay output for controlling devices like ventilators or ozone generators, and an optional RS485 interface for integration with PLC or control systems. Its replaceable sensor and zero-point calibration ensure long-term reliability, while configurable control modes and an audible alarm enhance operational safety and flexibility.\u003c\/p\u003e\n\u003cp\u003eThe unit includes a handheld remote controller for parameter setup and additional functionality. The unit is designed to be hardwired for power, and an 120V AC power adapter is also available as an option.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"91\" data-end=\"159\"\u003e\n\u003cp data-start=\"93\" data-end=\"159\"\u003e\u003cstrong data-start=\"93\" data-end=\"117\"\u003eReal-time monitoring\u003c\/strong\u003e of ambient ozone levels and temperature\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"160\" data-end=\"236\"\u003e\n\u003cp data-start=\"162\" data-end=\"236\"\u003e\u003cstrong data-start=\"162\" data-end=\"211\"\u003eHigh-sensitivity electrochemical ozone sensor\u003c\/strong\u003e for accurate detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"237\" data-end=\"329\"\u003e\n\u003cp data-start=\"239\" data-end=\"329\"\u003e\u003cstrong data-start=\"239\" data-end=\"281\"\u003eLCD display with three-color backlight\u003c\/strong\u003e (Green\/Yellow\/Red) for immediate visual alert\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"330\" data-end=\"424\"\u003e\n\u003cp data-start=\"332\" data-end=\"424\"\u003e\u003cstrong data-start=\"332\" data-end=\"364\"\u003eAdjustable measurement range\u003c\/strong\u003e: 0–5000 ppb (0–9.81 mg\/m³) or 0–1000 ppb, user-resettable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"425\" data-end=\"518\"\u003e\n\u003cp data-start=\"427\" data-end=\"518\"\u003e\u003cstrong data-start=\"427\" data-end=\"454\"\u003eTwo dry-contact outputs\u003c\/strong\u003e for dual-stage alarms, ozone generator, or ventilator control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"519\" data-end=\"567\"\u003e\n\u003cp data-start=\"521\" data-end=\"567\"\u003e\u003cstrong data-start=\"521\" data-end=\"537\"\u003eBuzzer alarm\u003c\/strong\u003e with 3-color LCD indication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"568\" data-end=\"634\"\u003e\n\u003cp data-start=\"570\" data-end=\"634\"\u003e\u003cstrong data-start=\"570\" data-end=\"587\"\u003eAnalog output\u003c\/strong\u003e (0–10 VDC \/ 4–20 mA) usable as a transmitter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"635\" data-end=\"724\"\u003e\n\u003cp data-start=\"637\" data-end=\"724\"\u003e\u003cstrong data-start=\"637\" data-end=\"663\"\u003eModbus RS485 interface\u003c\/strong\u003e with 15 kV antistatic protection and individual IP address\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"725\" data-end=\"804\"\u003e\n\u003cp data-start=\"727\" data-end=\"804\"\u003e\u003cstrong data-start=\"727\" data-end=\"763\"\u003eEasy calibration and alarm setup\u003c\/strong\u003e via infrared remote or RS485 interface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"805\" data-end=\"875\"\u003e\n\u003cp data-start=\"807\" data-end=\"875\"\u003e\u003cstrong data-start=\"807\" data-end=\"843\"\u003eTemperature measurement included\u003c\/strong\u003e with optional humidity monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"805\" data-end=\"875\"\u003e\n\u003cspan style=\"font-weight: bold;\"\u003eIncludes remote control, desktop stand and power adapter\u003c\/span\u003e (Remote used for setup and maintenance only)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f2e2811911\" data-node=\"619f2e2811911\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811dfe\" data-node=\"619f2e2811dfe\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811e4e fl-col-has-cols\" data-node=\"619f2e2811e4e\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811e93 fl-col-group-nested\" data-node=\"619f2e2811e93\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811ed6\" data-node=\"619f2e2811ed6\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2e2811f59\" data-node=\"619f2e2811f59\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eGas Detected\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003eOzone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eSensing Element\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003eElectrochemical gas sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eSensor lifetime\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003e\u0026gt;2 years, removable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eTemperature Sensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003eNTC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eHumidity Sensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003eHS series capacitive sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e24VAC\u003cspan\u003e\/VDC (power adaptor selectable) \u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e2.8W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eResponse Time\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003e\u0026lt;60s @T90\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eSignal \u003cspan\u003eU\u003c\/span\u003epdate\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e1s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eWarm up Time\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003e\u0026lt;60\u003c\/span\u003e \u003cspan\u003eseconds\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\n\u003cspan\u003eOzone \u003c\/span\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e0~\u003cspan\u003e5000\u003c\/span\u003epp\u003cspan\u003eb (0-5ppm)( 0~9.81mg\/m\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e3\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e)\u003c\/span\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e0~1000\u003c\/span\u003epp\u003cspan\u003eb\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eDisplay Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003e1ppb (0.001ppm) (0.01mg\/ m\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e3\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e±\u003cspan\u003e0.01ppm + 10% reading\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eNonlinear\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003e\u0026lt;1%FS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eRepeatability\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003e\u0026lt;0.5%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\u003cspan\u003eZero Drift\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003e\u0026lt;1%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\u003cspan\u003eAlarm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003eBuzzer and Yellow or Red backlight switch\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\u003cspan\u003eDisplay\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cb\u003e\u003cspan\u003eG\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003ereen\u003c\/b\u003e\u003cspan\u003e-normally\u003c\/span\u003e, \u003cb\u003e\u003cspan\u003eOrange\u003c\/span\u003e\u003c\/b\u003e – \u003cspan\u003efirst stage alarm,\u003c\/span\u003e \u003cb\u003e\u003cspan\u003eRed\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e-\u003c\/span\u003e \u003cspan\u003esecond stage alarm. \u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eTemperature\u003cspan\u003e\/humidity\u003c\/span\u003e Measuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003e5\u003c\/span\u003e℃~\u003cspan\u003e6\u003c\/span\u003e0℃ (\u003cspan\u003e41\u003c\/span\u003e℉~1\u003cspan\u003e40\u003c\/span\u003e℉)\u003cspan\u003e\/0~80%RH\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eAnalog Output\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e0\u003cspan\u003e～\u003c\/span\u003e\u003cspan\u003e10VDC\u003c\/span\u003e\u003cspan\u003e(default)\u003c\/span\u003e \u003cspan\u003eor 4~20mA \u003c\/span\u003elinear output \u003cspan\u003eselectable\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\n\u003cspan\u003eAnalog \u003c\/span\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e1\u003cspan\u003e6\u003c\/span\u003eBit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eRelay \u003cspan\u003edry contact\u003c\/span\u003e Output\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003eT\u003c\/span\u003ewo dry-contact output\u003cspan\u003es\u003c\/span\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMax,\u003c\/span\u003e switching current \u003cspan\u003e3\u003c\/span\u003eA (220VAC\/30VDC), resistance Load\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\n\u003cspan\u003eModbus \u003c\/span\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003eModbus RTU protocol with \u003c\/span\u003e19200\u003cspan\u003ebps\u003c\/span\u003e(default)\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e15KV antistatic protection\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\n\u003cspan\u003eWorking Condition\/\u003c\/span\u003eStorage \u003cspan\u003eC\u003c\/span\u003eonditions\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003e5\u003c\/span\u003e℃\u003cspan\u003e~60\u003c\/span\u003e℃ \u003cspan\u003e(41\u003c\/span\u003e℉\u003cspan\u003e~140\u003c\/span\u003e℉\u003cspan\u003e)\u003c\/span\u003e\u003cspan\u003e\/\u003c\/span\u003e \u003cspan\u003e0~ 80% RH\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\n\u003cspan\u003eNet \u003c\/span\u003eWeight\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e190g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eDimensions\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e130mm\u003cspan\u003e(H)\u003c\/span\u003e×85mm\u003cspan\u003e(W)\u003c\/span\u003e×36.5\u003cspan\u003emm(D)                  \u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eInstallation Standard\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e65mm×65mm or \u003cspan\u003e85mmx85mm or \u003c\/span\u003e2”×4” wire box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eInterface Connection \u003cspan\u003e(Max)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003e9\u003c\/span\u003e terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eWiring Standard\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003eWire section area\u0026lt;1.5mm\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003eManufacturing Process\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003eISO 9001 Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\n\u003cb\u003e\u003c\/b\u003e\u003cspan\u003eHousing and IP class\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\u003cspan\u003ePC\/ABS fireproof plastic material, protection class: IP30\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"226\"\u003e\u003cspan\u003eCompliance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"378\"\u003e\n\u003cspan\u003eEMC \u003c\/span\u003eDirective \u003cspan\u003e89\/336\/EEC\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f313bc33f3\" data-node=\"619f313bc33f3\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f313bc3751\" data-node=\"619f313bc3751\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f313bc378f fl-col-has-cols\" data-node=\"619f313bc378f\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f313bc37cd fl-col-group-nested\" data-node=\"619f313bc37cd\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f313bc380b\" data-node=\"619f313bc380b\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-heading fl-node-619f313bc3848\" data-node=\"619f313bc3848\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003ch3 class=\"fl-heading\"\u003e\n\u003cspan class=\"fl-heading-text\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp class=\"fl-heading\"\u003e\u003cstrong\u003e\u003cspan class=\"fl-heading-text\"\u003eDIMENSIONS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-module fl-module-photo fl-node-619f3153a992f\" data-node=\"619f3153a992f\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-photo fl-photo-align-center\" itemscope=\"\" itemtype=\"http:\/\/schema.org\/ImageObject\"\u003e\n\u003cdiv class=\"fl-photo-content fl-photo-img-png\"\u003e\u003cimg class=\"fl-photo-img wp-image-1570\" src=\"https:\/\/www.iaqtongdy.com\/uploads\/G09-O3-MonitorController-2004-9.png\" alt=\"G09-O3 Monitor\u0026amp;Controller-2004 (9)\" itemprop=\"image\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"fl-photo-content fl-photo-img-png\"\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount Ozone Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G09-O3_Monitor_Controller_datasheet-2402.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount Ozone Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G09-O3_Monitor_Controller_datasheet-2402.pdf\" target=\"_blank\"\u003eWall Mount Ozone Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823697690808,"sku":"G09-O3-3111-B50","price":939.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-G09-O3-3111-B50_1.jpg?v=1759182363"},{"product_id":"wall-mount-air-quality-monitor","title":"Wall Mount Air Quality Monitor","description":"\u003ch1 data-start=\"163\" data-end=\"336\"\u003eContinuously track key pollutants and environmental factors with a commercial-grade monitor built for accuracy, stability and Green Building compliance.\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis wall mount air quality monitor detects PM2.5, PM10, CO2, VOC, temperature and relative humidity, providing comprehensive environmental data.\u003c\/strong\u003e Its 3-color backlight LED ring offers clear visual status indicators for quick assessment.\u003c\/p\u003e\n\u003cp\u003eEquipped with a Modbus RS485 interface and compatible with 24VAC\/VDC power supplies, it ensures reliable integration into industrial or commercial systems. Certified for RESET standards, this device guarantees trusted performance and accuracy in monitoring indoor air quality.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"129\" data-end=\"198\"\u003e\n\u003cp data-start=\"131\" data-end=\"198\"\u003e\u003cstrong data-start=\"131\" data-end=\"179\"\u003e24\/7 real-time indoor air quality monitoring\u003c\/strong\u003e with data upload\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"199\" data-end=\"311\"\u003e\n\u003cp data-start=\"201\" data-end=\"311\"\u003e\u003cstrong data-start=\"201\" data-end=\"241\"\u003eCommercial-grade multi-sensor module\u003c\/strong\u003e in sealed cast aluminum housing for stability and anti-interference\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"312\" data-end=\"410\"\u003e\n\u003cp data-start=\"314\" data-end=\"410\"\u003e\u003cstrong data-start=\"314\" data-end=\"347\"\u003eBuilt-in constant-flow blower\u003c\/strong\u003e ensures long-term accuracy, reliability, and low maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"411\" data-end=\"482\"\u003e\n\u003cp data-start=\"413\" data-end=\"482\"\u003e\u003cstrong\u003eMonitors PM2.5, PM10, CO2, TVOC, HCHO, temperature and humidity\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"483\" data-end=\"562\"\u003e\n\u003cp data-start=\"485\" data-end=\"562\"\u003e\u003cstrong data-start=\"485\" data-end=\"506\"\u003ePatented technology\u003c\/strong\u003e reduces influence of ambient temperature and humidity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"563\" data-end=\"621\"\u003e\n\u003cp data-start=\"565\" data-end=\"621\"\u003e\u003cstrong\u003eDual power supply options:\u003c\/strong\u003e 24VDC\/VAC or 100–240VAC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"622\" data-end=\"721\"\u003e\n\u003cp data-start=\"624\" data-end=\"721\"\u003e\u003cstrong\u003eFlexible communications: RS485 Modbus, WiFi, RJ45 Ethernet\u003c\/strong\u003e (extra RS485 for setup\/checking)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"722\" data-end=\"810\"\u003e\n\u003cp data-start=\"724\" data-end=\"810\"\u003e\u003cstrong data-start=\"724\" data-end=\"750\"\u003eThree-color light ring\u003c\/strong\u003e indicates indoor air quality levels (can be switched off)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"811\" data-end=\"883\"\u003e\n\u003cp data-start=\"813\" data-end=\"883\"\u003e\u003cstrong data-start=\"813\" data-end=\"841\"\u003eCeiling or wall mounting\u003c\/strong\u003e with sleek, modern design for any décor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"884\" data-end=\"955\"\u003e\n\u003cp data-start=\"886\" data-end=\"955\"\u003e\u003cstrong data-start=\"886\" data-end=\"913\"\u003eRESET Grade B certified\u003c\/strong\u003e for Green Building standards compliance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"956\" data-end=\"1037\"\u003e\n\u003cp data-start=\"958\" data-end=\"1037\"\u003e\u003cstrong\u003eBacked by 15+ years of IAQ expertise\u003c\/strong\u003e and proven global market performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount Air Quality Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/MSD-Tongdy-IAQ-monitor_datasheet-2306.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount Air Quality Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/MSD-Tongdy-IAQ-monitor_datasheet-2306.pdf\" target=\"_blank\"\u003eWall Mount Air Quality Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f2e2811911\" data-node=\"619f2e2811911\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811dfe\" data-node=\"619f2e2811dfe\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811e4e fl-col-has-cols\" data-node=\"619f2e2811e4e\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811e93 fl-col-group-nested\" data-node=\"619f2e2811e93\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811ed6\" data-node=\"619f2e2811ed6\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2e2811f59\" data-node=\"619f2e2811f59\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eGeneral\u003c\/b\u003e\u003cb\u003e \u003c\/b\u003e\u003cb\u003eData\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eDetection Parameters(max.)\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003ePM2.5\/PM10, CO2, TVOC, Temperature \u0026amp; RH, HCHO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003e\n\u003cb\u003e \u003c\/b\u003eOutput (Optional)\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003eRS485 (Modbus RTU or BACnet MSTP). RJ45\/TCP (Ethernet) with an extra RS485 interface. WiFi @2.4 GHz 802.11b\/g\/n with an extra RS485 interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eOperating Environment\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003eTemperature: 0~50 ℃ (32 ~122℉)Humidity: 0~90%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eStorage Conditions\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e-10~50 ℃ (14 ~122℉)\/0~90%RH (No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003e\n\u003cb\u003e \u003c\/b\u003ePower Supply\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e12~28VDC\/18~27VAC or 100~240VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eOverall Dimension\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e130mm(L)×130mm(W)×45mm (H) 7.70in(L)×6.10in(W)×2.40in(H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003ePower consumption\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003eAverage  1.9w (24V) 4.5w( 230V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eMaterial of Shell \u0026amp; IP Level\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003ePC\/ABS fire-proof material \/ IP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eCertification Standard\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e\n\u003cb\u003e \u003c\/b\u003eCE, FCC, ICES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2eecd5318\" data-node=\"619f2eecd5318\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003e\u003cbr\u003ePM2.5\/PM10\u003c\/b\u003e\u003cb\u003e \u003c\/b\u003e\u003cb\u003eData\u003c\/b\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"149\"\u003e\n\u003cb\u003e \u003c\/b\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003eLaser particle sensor, light scattering method\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"149\"\u003e\n\u003cb\u003e \u003c\/b\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003ePM2.5: 0~500μg\/m3 PM10: 0~800μg\/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"149\"\u003e\n\u003cb\u003e \u003c\/b\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003e0.1μg \/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"149\"\u003e\n\u003cb\u003e \u003c\/b\u003eZero Point Stability\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003e±3μg \/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"149\"\u003e\n\u003cb\u003e \u003c\/b\u003eAccuracy （PM2.5）\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003e10% of reading (0~300μg\/m3@25℃ , 10%~60%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2f2763f30\" data-node=\"619f2f2763f30\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp align=\"center\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\" align=\"center\"\u003e\u003cspan\u003e\u003cb\u003eCO2 Data\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"150\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003eNon-Dispersive Infrared Detector (NDIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"150\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003e0～5,000ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"150\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e\n\u003cb\u003e \u003c\/b\u003e1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"150\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"190\"\u003e±50ppm +3% of the reading (25 ℃, 10%~60%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2f521086e\" data-node=\"619f2f521086e\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eTemperature and Humidity Data\u003c\/b\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"82\"\u003e\n\u003cb\u003e \u003c\/b\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"268\"\u003eHigh precision digital integrated temperature and humidity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"82\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"268\"\u003eTemperature︰-20~60 ℃ (-4~140℉) Humidity︰0~99%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"82\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"268\"\u003eTemperature︰0.01 ℃ (32.01 ℉) Humidity︰0.01%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"82\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"268\"\u003eTemperature︰\u0026lt;±0.6℃ @25℃ (77 ℉) Humidity︰\u0026lt;±4.0%RH (20%~80%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2fec5d771\" data-node=\"619f2fec5d771\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eTVOC Data\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003eMetal oxide gas sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e0~3.5mg\/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e0.001mg\/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"74\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"270\"\u003e±0.05mg+10% of reading (0~2mg\/m3 @25℃, 10%~60%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f3011e50b8\" data-node=\"619f3011e50b8\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eHCHO Data\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"133\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"210\"\u003eElectrochemical formaldehyde sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"133\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"210\"\u003e0~0.6mg\/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"133\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"210\"\u003e0.001mg∕㎥\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"133\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"210\"\u003e±0.005mg\/㎥+5% of reading (25℃, 10%~60%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823697756344,"sku":"MSD-1818C","price":1035.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-MSD-1818C_3.jpg?v=1759182361"},{"product_id":"desktop-tvoc-indoor-air-quality-monitor","title":"Desktop TVOC Indoor Air Quality Monitor","description":"\u003ch1\u003eThis desktop VOC monitor offers real-time detection of indoor mixed gases with high sensitivity to total volatile organic compounds (TVOC).\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIt simultaneously displays temperature and humidity, providing a comprehensive overview of indoor air conditions. The device features a three-color backlit LCD that clearly indicates air quality levels, accompanied by a selectable buzzer alarm for immediate alerts. An optional on\/off output allows integration with a ventilator for automated air control, and an RS485 interface is available for advanced connectivity. Its intuitive display and warning system enable precise air quality management to maintain a healthy environment. The unit includes a handheld remote controller for parameter setup and additional functionality.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"177\" data-end=\"287\"\u003e\n\u003cp data-start=\"179\" data-end=\"287\"\u003e\u003cstrong\u003eReal-time monitoring of TVOC, temperature and humidity\u003c\/strong\u003e for complete indoor air quality insight\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"288\" data-end=\"382\"\u003e\n\u003cp data-start=\"290\" data-end=\"382\"\u003e\u003cstrong\u003eBuilt-in semiconductor mixed-gas sensor\u003c\/strong\u003e with 5-year lifespan for long-term reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"288\" data-end=\"382\"\u003e\n\u003cp data-start=\"290\" data-end=\"382\"\u003e\u003cstrong\u003eDetects a wide range of harmful gases\u003c\/strong\u003e, including cigarette smoke, VOCs (formaldehyde, toluene), ethanol, ammonia, hydrogen sulfide, sulfur dioxide and more\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"547\" data-end=\"654\"\u003e\n\u003cp data-start=\"549\" data-end=\"654\"\u003e\u003cstrong data-start=\"549\" data-end=\"570\"\u003eClear LCD display\u003c\/strong\u003e shows current readings plus a one-hour moving average for accurate trend analysis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"655\" data-end=\"766\"\u003e\n\u003cp data-start=\"657\" data-end=\"766\"\u003e\u003cstrong data-start=\"657\" data-end=\"687\"\u003eSix-color backlight system\u003c\/strong\u003e aligned with PM2.5 AQI standards for intuitive visual air quality indication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"767\" data-end=\"879\"\u003e\n\u003cp data-start=\"769\" data-end=\"879\"\u003e\u003cstrong data-start=\"769\" data-end=\"796\"\u003eThree-level color alarm\u003c\/strong\u003e (green\/orange\/red) with buzzer warning for quick response to poor air conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"880\" data-end=\"969\"\u003e\n\u003cp data-start=\"882\" data-end=\"969\"\u003e\u003cstrong\u003eProvides one relay output\u003c\/strong\u003e to control a ventilator or other air-handling equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"970\" data-end=\"1071\"\u003e\n\u003cp data-start=\"972\" data-end=\"1071\"\u003e\u003cstrong data-start=\"972\" data-end=\"1011\"\u003eOptional Modbus RS485 communication\u003c\/strong\u003e for seamless integration into building management systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1072\" data-end=\"1180\"\u003e\n\u003cp data-start=\"1074\" data-end=\"1180\"\u003e\u003cstrong data-start=\"1074\" data-end=\"1093\"\u003eFlexible design\u003c\/strong\u003e for desktop use or wall mounting in residential, commercial, and industrial settings\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1072\" data-end=\"1180\"\u003e\n\u003cstrong\u003eRemote control included\u003c\/strong\u003e for parameter setup and additional functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv data-post-id=\"1879\" class=\"fl-builder-content fl-builder-content-1879 fl-builder-content-primary fl-builder-global-templates-locked\"\u003e\n\u003cdiv data-node=\"619f2e2811911\" class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f2e2811911\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"619f2e2811dfe\" class=\"fl-col-group fl-node-619f2e2811dfe\"\u003e\n\u003cdiv data-node=\"619f2e2811e4e\" class=\"fl-col fl-node-619f2e2811e4e fl-col-has-cols\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-node=\"619f2e2811e93\" class=\"fl-col-group fl-node-619f2e2811e93 fl-col-group-nested\"\u003e\n\u003cdiv data-node=\"619f2e2811ed6\" class=\"fl-col fl-node-619f2e2811ed6\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"619f2e2811f59\" class=\"fl-module fl-module-rich-text fl-node-619f2e2811f59\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable style=\"width: 100%; height: 688px;\" cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 149px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 149px;\" width=\"201\" valign=\"top\"\u003e \n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eGas detection\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 149px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e\n\u003cp align=\"justify\"\u003eHighly sensitive to many harmful gases, such as harmful gases from construction and decoration materials, VOCs (like toluene and formaldehyde); Cigarette smoke; Ammonia and H2S and other gases from household wastes; CO, SO2 from cooking and burning; Alcohol, Natural gas, detergent and other bad smells etc.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 38px;\" width=\"201\" valign=\"top\"\u003eSensing element\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 38px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003eSemiconductor mix gas sensor of long working life and good stability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eSignal update\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 19px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e1s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eWarm up time\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 19px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e72 hours (first time), 1 hour (normal operation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eVOC measuring range\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 19px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e1～30ppm ( 1ppm= 1 part per million\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eDisplay resolution\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 19px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e0.1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eVOC setting resolution\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 19px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e0.1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 38px;\" width=\"201\" valign=\"top\"\u003eTemperature \u0026amp; Humidity Sensor\u003c\/td\u003e\n\u003ctd style=\"width: 39.215686%; height: 38px;\" width=\"220\" valign=\"top\"\u003eTemperature\u003c\/td\u003e\n\u003ctd style=\"width: 43.315508%; height: 38px;\" width=\"243\" valign=\"top\"\u003eRelative Humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eSensing element\u003c\/td\u003e\n\u003ctd style=\"width: 39.215686%; height: 19px;\" width=\"220\" valign=\"top\"\u003eNTC 5K\u003c\/td\u003e\n\u003ctd style=\"width: 43.315508%; height: 19px;\" width=\"243\" valign=\"top\"\u003eCapacitive sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eMeasuring range\u003c\/td\u003e\n\u003ctd style=\"width: 39.215686%; height: 19px;\" width=\"220\" valign=\"top\"\u003e0~50℃\u003c\/td\u003e\n\u003ctd style=\"width: 43.315508%; height: 19px;\" width=\"243\" valign=\"top\"\u003e0 -95%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 38px;\" width=\"201\" valign=\"top\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"width: 39.215686%; height: 38px;\" width=\"220\" valign=\"top\"\u003e±0.5℃ (25℃, 40%-60%RH)\u003c\/td\u003e\n\u003ctd style=\"width: 43.315508%; height: 38px;\" width=\"243\" valign=\"top\"\u003e±4%RH (25℃, 40%-60%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eDisplay resolution\u003c\/td\u003e\n\u003ctd style=\"width: 39.215686%; height: 19px;\" width=\"220\" valign=\"top\"\u003e0.5℃\u003c\/td\u003e\n\u003ctd style=\"width: 43.315508%; height: 19px;\" width=\"243\" valign=\"top\"\u003e1%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eStability\u003c\/td\u003e\n\u003ctd style=\"width: 39.215686%; height: 19px;\" width=\"220\" valign=\"top\"\u003e±0.5℃per year\u003c\/td\u003e\n\u003ctd style=\"width: 43.315508%; height: 19px;\" width=\"243\" valign=\"top\"\u003e±1%RH per year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 89px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 89px;\" width=\"201\" valign=\"top\"\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eOutput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 89px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003e1xRelay output to control a ventilator or air-purifier,\n\u003cp\u003emax current 3A resistance（220VAC）\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 38px;\" width=\"201\" valign=\"top\"\u003eWarning alarm\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 38px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003eInner buzzer alarm and also three colors backlit switch as well\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 19px;\" width=\"201\" valign=\"top\"\u003eBuzzer alarm\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 19px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003eAlarm starts when VOC value above 25ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 108px;\"\u003e\n\u003ctd style=\"width: 35.828877%; height: 108px;\" width=\"201\" valign=\"top\"\u003e\n\u003cb\u003e \u003c\/b\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eLCD backlit\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 82.531194%; height: 108px;\" width=\"463\" valign=\"top\" colspan=\"2\"\u003eGreen—optimal air quality ► enjoy the air quality\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eOrange—moderate air quality ► ventilation suggested Red—-poor air quality ► ventilation immediately\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eRS485 interface (optional)\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003eModbus protocol with 19200bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eOperating condition\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003e-20℃~60℃ (-4℉~140℉)\/ 0~ 95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eStorage conditions\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003e0℃～50℃ (32℉～122℉)\/ 5~ 90% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003e190g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003e130mm(L)×85mm(W)×36.5mm(H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eInstallation standard\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003eDesktop \u003cbr\u003e(65mm×65mm or 85mmX85mm or 2”×4” wire box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eWiring standard\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003eWire section area \u0026lt;1.5mm\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003ePower supply\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003e24VAC\/VDC，230VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eConsumption\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003e2.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eQuality System\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003eISO 9001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eHousing\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003ePC\/ABS fire-proof, IP30 protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003eCertificate\u003c\/td\u003e\n\u003ctd width=\"462\" valign=\"top\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G02-VOC-B3_datasheet-V.2311.pdf\" title=\"Desktop TVOC Indoor Air Quality Monitor Datasheet\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G02-VOC-B3_datasheet-V.2311.pdf\" title=\"Desktop TVOC Indoor Air Quality Monitor Datasheet\" rel=\"noopener\" target=\"_blank\"\u003eDesktop TVOC Indoor Air Quality Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823697789112,"sku":"G02-VOC-B332C","price":261.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-G02-VOC-B332C_1.jpg?v=1758921008"},{"product_id":"9","title":"Desktop PM 2.5 Particulate Monitor","description":"\u003ch1\u003eThe Desktop Type PM 2.5 Monitor provides real-time measurement of indoor particulate matter, including PM2.5 and PM10 concentrations, alongside temperature and humidity.\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIts clear LCD shows current values and a one-hour moving average for accurate air quality assessment. The device features six backlight colors aligned with PM2.5 AQI standards, offering an intuitive visual indication of air pollution levels. Equipped with an optional RS485 Modbus RTU interface, it supports integration into building systems. Designed for flexible placement, it can be mounted o\u003c\/p\u003e\n\u003cp\u003eThe Desktop Type PM2.5 Monitor offers precise real-time tracking of indoor air quality by measuring PM2.5 and PM10 particulate matter concentrations, along with temperature and humidity levels. Its clear LCD screen displays both immediate readings and a one-hour moving average, enabling thorough assessment of fluctuating air conditions. The monitor features six backlight colors that correspond to PM2.5 AQI standards, providing an immediate and intuitive visual cue to the severity of particulate pollution. With an optional RS485 interface supporting Modbus RTU protocol, this device can be seamlessly integrated into existing building management systems for centralized monitoring. This makes the monitor an essential tool for continuous, expert-level air quality management in residential, commercial or industrial settings.\u003c\/p\u003e\n\u003cul data-start=\"104\" data-end=\"877\"\u003e\n\u003cli data-start=\"104\" data-end=\"235\"\u003e\n\u003cp data-start=\"106\" data-end=\"235\"\u003e\u003cstrong data-start=\"106\" data-end=\"144\"\u003eComprehensive Air Quality Tracking\u003c\/strong\u003e – Measures PM2.5, PM10, temperature and humidity for a full picture of indoor conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"236\" data-end=\"369\"\u003e\n\u003cp data-start=\"238\" data-end=\"369\"\u003e\u003cstrong data-start=\"238\" data-end=\"269\"\u003eClear, Easy-to-Read Display\u003c\/strong\u003e – LCD screen shows real-time data plus a one-hour moving average to capture trends in air quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"370\" data-end=\"512\"\u003e\n\u003cp data-start=\"372\" data-end=\"512\"\u003e\u003cstrong data-start=\"372\" data-end=\"397\"\u003eInstant Visual Alerts\u003c\/strong\u003e – Six backlight colors correspond to PM2.5 AQI standards, making pollution levels easy to understand at a glance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"513\" data-end=\"643\"\u003e\n\u003cp data-start=\"515\" data-end=\"643\"\u003e\u003cstrong data-start=\"515\" data-end=\"543\"\u003eSmart System Integration\u003c\/strong\u003e – Optional RS485 Modbus RTU interface allows seamless connection with building management systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"644\" data-end=\"753\"\u003e\n\u003cp data-start=\"646\" data-end=\"753\"\u003e\u003cstrong data-start=\"646\" data-end=\"677\"\u003eVersatile Placement Options\u003c\/strong\u003e – Designed for both desktop use and wall mounting to suit any environment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"754\" data-end=\"877\"\u003e\n\u003cp data-start=\"756\" data-end=\"877\"\u003e\u003cstrong data-start=\"756\" data-end=\"790\"\u003eProfessional-Grade Performance\u003c\/strong\u003e – Delivers reliable, continuous monitoring for homes, offices and industrial spaces.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-builder-content fl-builder-content-1582 fl-builder-content-primary fl-builder-global-templates-locked\" data-post-id=\"1582\"\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f2e2811911\" data-node=\"619f2e2811911\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811dfe\" data-node=\"619f2e2811dfe\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811e4e fl-col-has-cols\" data-node=\"619f2e2811e4e\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811e93 fl-col-group-nested\" data-node=\"619f2e2811e93\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811ed6\" data-node=\"619f2e2811ed6\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2e2811f59\" data-node=\"619f2e2811f59\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable style=\"width: 100%; height: 961px;\" border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 54px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 54px;\" valign=\"center\" width=\"200\"\u003ePower supply\u003cb\u003e\u003ci\u003e\u003c\/i\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 54px;\" valign=\"center\" width=\"395\"\u003eG03-PM2.5-300\u003cspan\u003eH\u003c\/span\u003e: 5VDC with a power adaptor\n\u003cp\u003eG03-PM2.5-340\u003cspan\u003eH\u003c\/span\u003e: 24VAC\/VDC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eWork consumption\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e1.2W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 38px;\" valign=\"center\" width=\"200\"\u003eWarm-up time\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 38px;\" valign=\"center\" width=\"395\"\u003e60s (first using or using again after a long-time power off)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eMonitor parameters\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003ePM2.5, air temperature, air relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 264px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 264px;\" valign=\"center\" width=\"200\"\u003eLCD display\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 264px;\" valign=\"center\" width=\"395\"\u003e\n\u003cp\u003eLCD six backlit, displays six levels of PM2.5 concentrations and one hour moving average value.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eGreen:   Top Quality- Grade I\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eYellow:   Good Quality-Grade II\u003c\/p\u003e\n\u003cp\u003eOrange:  Mild level pollution -Grade III\u003c\/p\u003e\n\u003cp\u003eRed:     Medium level pollution Grade IV\u003c\/p\u003e\n\u003cp\u003ePurple:   Serious level pollution Grade V\u003c\/p\u003e\n\u003cp\u003eMaroon:  Severe pollution - Grade VI\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 54px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 54px;\" valign=\"center\" width=\"200\"\u003eInstallation\u003cb\u003e\u003ci\u003e\u003c\/i\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 54px;\" valign=\"center\" width=\"395\"\u003eDesktop-G03-PM2.5-\u003cspan\u003e300H\u003c\/span\u003e\n\u003cp\u003eWall mounting-G03-PM2.5-\u003cspan\u003e340H\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eStorage condition\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e0℃~60℃\/ 5~95%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e85mm×130mm×36.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eHousing materials\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003ePC+ABS materials\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eNet weight\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e198g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eIP class\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003eIP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 106.060606%; height: 19px;\" colspan=\"2\" valign=\"center\" width=\"595\"\u003eTemperature and Humidity Parameters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 38px;\" valign=\"center\" width=\"200\"\u003eTemperature humidity sensor\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 38px;\" valign=\"center\" width=\"395\"\u003eBuilt-in high precision digital integrated temperature humidity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eTemperature measuring range\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e-20℃~50℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 38px;\" valign=\"center\" width=\"200\"\u003eRelative humidity measuring range\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 38px;\" valign=\"center\" width=\"395\"\u003e0~100%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eDisplay resolution\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003eTemperature:0.01℃            Humidity:0.01%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 38px;\" valign=\"center\" width=\"200\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 38px;\" valign=\"center\" width=\"395\"\u003eTemperature:\u0026lt;±0.5℃@30℃     Humidity:\u0026lt;±3.0%RH （20%~80%RH）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 38px;\" valign=\"center\" width=\"200\"\u003eStability\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 38px;\" valign=\"center\" width=\"395\"\u003eTemperature:\u0026lt;0.04℃ per year   Humidity:\u0026lt;0.5%RH per year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 106.060606%; height: 19px;\" colspan=\"2\" valign=\"center\" width=\"595\"\u003ePM2.5 Parameters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eBuilt-in sensor\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003eLaser dust sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003eOptical sensing with an IR LED and a photo-sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eMeasuring range\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e0~600μg∕m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eDisplay resolution\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e0.1μg∕m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 38px;\" valign=\"center\" width=\"200\"\u003eMeasuring accuracy（1h average）\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 38px;\" valign=\"center\" width=\"395\"\u003e±10µg+10% of reading  @ 20℃~35℃，20%~80%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eWorking life\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e\u0026gt;5 years (avoid to close lampblack, dust, great light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eStability\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003e\u0026lt;10% measurement decline in five years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 106.060606%; height: 19px;\" colspan=\"2\" valign=\"center\" width=\"595\"\u003eOption\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 35.650624%; height: 19px;\" valign=\"center\" width=\"200\"\u003eRS485 interface\u003c\/td\u003e\n\u003ctd style=\"width: 70.409982%; height: 19px;\" valign=\"center\" width=\"395\"\u003eMODBUS protocol\u003cspan\u003e，\u003c\/span\u003e\u003cspan\u003e384\u003c\/span\u003e00bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Desktop PM 2.5 Particulate Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G03-PM2.5_IAQ_Monitor_datasheet-2312.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G03-PM2.5_IAQ_Monitor_datasheet-2312.pdf\" title=\"Desktop PM 2.5 Particulate Monitor Datasheet\" rel=\"noopener\" target=\"_blank\"\u003eDesktop PM 2.5 Particulate Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823697821880,"sku":"G03-PM2.5-300T","price":276.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-9_-_G03-PM2.5_1.jpg?v=1759182363"},{"product_id":"in-duct-mount-air-quality-monitor","title":"In-Duct Mount Air Quality Monitor","description":"\u003ch1\u003e\u003cspan\u003eTrack particles, gases, temperature, and humidity directly in your air ducts with a durable, low-maintenance system designed for precise, continuous performance.\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIts advanced sensors track PM2.5, PM10, CO2, TVOC, and optionally formaldehyde and CO, alongside temperature and humidity, ensuring comprehensive air quality assessment. Equipped with a large air-bearing fan, it maintains consistent airflow by automatically adjusting fan speed, promoting stability and device longevity. Remote monitoring and real-time diagnostics allow for accurate data correction throughout the device's lifecycle, guaranteeing dependable, continuous performance in demanding duct environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"72\" data-end=\"167\"\u003e\n\u003cp data-start=\"74\" data-end=\"167\"\u003e\u003cstrong\u003eMonitors PM2.5, PM10, CO2, TVOC, temperature and humidity\u003c\/strong\u003e (optional CO or formaldehyde)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"168\" data-end=\"265\"\u003e\n\u003cp data-start=\"170\" data-end=\"265\"\u003e\u003cstrong data-start=\"170\" data-end=\"206\"\u003eStable, anti-interference design\u003c\/strong\u003e with patented sensor algorithm and cast aluminum housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"266\" data-end=\"365\"\u003e\n\u003cp data-start=\"268\" data-end=\"365\"\u003e\u003cstrong data-start=\"268\" data-end=\"306\"\u003eBuilt-in fan and pitot tube system\u003c\/strong\u003e for constant airflow, long lifetime, and low maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"366\" data-end=\"437\"\u003e\n\u003cp data-start=\"368\" data-end=\"437\"\u003e\u003cstrong data-start=\"368\" data-end=\"392\"\u003eReusable filter mesh\u003c\/strong\u003e for easy cleaning and reduced upkeep costs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"438\" data-end=\"506\"\u003e\n\u003cp data-start=\"440\" data-end=\"506\"\u003e\u003cstrong data-start=\"440\" data-end=\"477\"\u003eTemperature\/humidity compensation\u003c\/strong\u003e for more accurate readings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"507\" data-end=\"575\"\u003e\n\u003cp data-start=\"509\" data-end=\"575\"\u003e\u003cstrong\u003eMultiple communication options\u003c\/strong\u003e: WiFi, Ethernet, RS485 Modbus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"576\" data-end=\"663\"\u003e\n\u003cp data-start=\"578\" data-end=\"663\"\u003e\u003cstrong\u003eIntegrates with indoor and outdoor monitors\u003c\/strong\u003e for complete air quality management\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-builder-content fl-builder-content-1530 fl-builder-content-primary fl-builder-global-templates-locked\" data-post-id=\"1530\"\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f2e2811911\" data-node=\"619f2e2811911\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811dfe\" data-node=\"619f2e2811dfe\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811e4e fl-col-has-cols\" data-node=\"619f2e2811e4e\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811e93 fl-col-group-nested\" data-node=\"619f2e2811e93\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811ed6\" data-node=\"619f2e2811ed6\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2e2811f59\" data-node=\"619f2e2811f59\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e12~28VDC\/18~27VAC or 100~240VAC\u003c\/span\u003e (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eChoose one in the following\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\n\u003col\u003e\n\u003cli\u003eRS485\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eRS485\/RTU\u003cspan\u003e，\u003c\/span\u003e9600bps 8N1(default), 15KV Antistatic protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\n\u003col\u003e\n\u003cli\u003eRJ45(Ethernet TCP)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eMQTT protocol, Modbus customization or Modbus TCP optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\n\u003col\u003e\n\u003cli\u003eWiFi@2.4 GHz 802.11b\/g\/n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eMQTT protocol, Modbus customization or Modbus TCP optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eData upload interval cycle\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eAverage \/ 60 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eApplicable air speed of duct\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e2.0~\u003cspan\u003e15\u003c\/span\u003em\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eWorking Condition\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e-20℃~60℃\/ 0~99%RH, (No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eStorage Condition\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0℃~50℃\/ 10~60%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOverall Dimension\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e180X125X65.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003ePitot tube size\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e240mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eNet weight\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e850g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eShell material\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003ePC material\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003eCO2 Data\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eNon-Dispersive Infrared Detector (NDIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e0\u003c\/span\u003e\u003cspan\u003e～\u003c\/span\u003e\u003cspan\u003e2,000ppm\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e±\u003c\/span\u003e\u003cspan\u003e50ppm + 3% of reading or \u003c\/span\u003e\u003cspan\u003e±\u003c\/span\u003e\u003cspan\u003e75ppm  (whichever is bigger)  \u003c\/span\u003e\u003cspan\u003e（\u003c\/span\u003e\u003cspan\u003e25\u003c\/span\u003e\u003cspan\u003e℃\u003c\/span\u003e\u003cspan\u003e, 10%~80%RH\u003c\/span\u003e\u003cspan\u003e）\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003eParticle\u003c\/b\u003e\u003cb\u003e Data\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\u003cspan\u003eSensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eLaser particle sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003ePM2.5: \u003c\/span\u003e0~\u003cspan\u003e500\u003c\/span\u003e\u003cspan\u003eμ\u003c\/span\u003e\u003cspan\u003eg\/\u003c\/span\u003e㎥ \u003cspan\u003e；\u003c\/span\u003e \u003cspan\u003ePM10: \u003c\/span\u003e0~\u003cspan\u003e500\u003c\/span\u003e\u003cspan\u003eμ\u003c\/span\u003e\u003cspan\u003eg\/\u003c\/span\u003e㎥；\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\n\u003cspan\u003eO\u003c\/span\u003eutput \u003cspan\u003evalues\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003emoving average\/\u003c\/span\u003e60 seconds\u003cspan\u003e,  moving average\/1 hour,  moving average\/24 hours\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e0.1\u003c\/span\u003e\u003cspan\u003eμ\u003c\/span\u003e\u003cspan\u003eg\/\u003c\/span\u003e㎥\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eZero Point Stability\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e\u0026lt;2.5\u003c\/span\u003e\u003cspan\u003eμ\u003c\/span\u003e\u003cspan\u003eg\/\u003c\/span\u003e㎥\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\n\u003cspan\u003ePM2.5\u003c\/span\u003e Accuracy (mean per hour)\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e\u0026lt;\u003c\/span\u003e±\u003cspan\u003e5\u003c\/span\u003e\u003cspan\u003eμ\u003c\/span\u003e\u003cspan\u003eg\/\u003c\/span\u003e㎥+\u003cspan\u003e10\u003c\/span\u003e% reading\u003cspan\u003e（\u003c\/span\u003e0~300\u003cspan\u003eμ\u003c\/span\u003e\u003cspan\u003eg\/\u003c\/span\u003e㎥ @10~\u003cspan\u003e30\u003c\/span\u003e℃\u003cspan\u003e，\u003c\/span\u003e\u003cspan\u003e10\u003c\/span\u003e~\u003cspan\u003e6\u003c\/span\u003e0%RH\u003cspan\u003e）\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003eTVOC \u003c\/b\u003e\u003cb\u003e\u003cspan\u003eData\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003eMetal oxide \u003c\/span\u003esensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e0\u003c\/span\u003e\u003cspan\u003e～\u003c\/span\u003e\u003cspan\u003e3.5mg\/m3\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0.001mg\/m3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e\u0026lt;\u003c\/span\u003e\u003cspan\u003e±\u003c\/span\u003e\u003cspan\u003e0.05mg\/m3+ 15% of reading\u003c\/span\u003e\u003cspan\u003e（\u003c\/span\u003e\u003cspan\u003e25\u003c\/span\u003e\u003cspan\u003e℃\u003c\/span\u003e\u003cspan\u003e, 10%~60%RH\u003c\/span\u003e\u003cspan\u003e）\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003eTemp\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e.\u0026amp; \u003c\/span\u003e\u003c\/b\u003e\u003cb\u003eHumi\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e Data\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eBand gap material temperature sensor、Capacitive humidity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\u003cspan\u003eTemperature range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e-\u003cspan\u003e2\u003c\/span\u003e0℃~\u003cspan\u003e6\u003c\/span\u003e0℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\u003cspan\u003eRelative humidity range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0~\u003cspan\u003e99\u003c\/span\u003e%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eT\u003cspan\u003eemperature: 0.01\u003c\/span\u003e℃        \u003cspan\u003ehumidity:\u003c\/span\u003e\u003cspan\u003e0.01\u003c\/span\u003e%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e±\u003c\/span\u003e\u003cspan\u003e0.5\u003c\/span\u003e\u003cspan\u003e℃，\u003c\/span\u003e\u003cspan\u003e3.5%RH\u003c\/span\u003e（25℃, 10%~\u003cspan\u003e6\u003c\/span\u003e0%RH）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003eCO\u003c\/b\u003e\u003cb\u003e\u003csub\u003e \u003c\/sub\u003e\u003c\/b\u003e\u003cb\u003eData\u003c\/b\u003e\u003cb\u003e \u003cspan\u003e(option)\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eElectrochemical \u003cspan\u003eCO sensor\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0\u003cspan\u003e～\u003c\/span\u003e\u003cspan\u003e100ppm\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\u003cspan\u003e0.1ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e±\u003cspan\u003e1ppm+\u003c\/span\u003e \u003cspan\u003e5\u003c\/span\u003e% \u003cspan\u003eof reading\u003c\/span\u003e（25℃, 10%~\u003cspan\u003e6\u003c\/span\u003e0%RH）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003e\u003cspan\u003eOZONE\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e \u003cspan\u003e(option)\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eElectrochemical \u003cspan\u003eOzone \u003c\/span\u003esensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0~\u003cspan\u003e2000u\u003c\/span\u003eg∕\u003cspan\u003e㎥\u003c\/span\u003e \u003cspan\u003e@20\u003c\/span\u003e℃\u003cspan\u003e（\u003c\/span\u003e\u003cspan\u003e0~2mg\/m\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e3\u003c\/span\u003e\u003c\/sup\u003e）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e\n\u003cspan\u003e2u\u003c\/span\u003eg∕\u003cspan\u003e㎥\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e±\u003cspan\u003e20ug\/\u003c\/span\u003e\u003cspan\u003em\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e3\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e+\u003c\/span\u003e \u003cspan\u003e10\u003c\/span\u003e% \u003cspan\u003eof reading\u003c\/span\u003e（25℃, 10%~\u003cspan\u003e6\u003c\/span\u003e0%RH）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"718\"\u003e\n\u003cb\u003eHCHO Data\u003c\/b\u003e\u003cb\u003e \u003cspan\u003e(option)\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eSensor\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003eElectrochemical Formaldehyde sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0~0.6mg∕\u003cspan\u003e㎥\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e0.001mg∕\u003cspan\u003e㎥\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"198\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"519\"\u003e±0.005mg\u003cspan\u003e\/\u003c\/span\u003e\u003cspan\u003e㎥\u003c\/span\u003e+5% of reading  (\u003cspan\u003e2\u003c\/span\u003e5℃, 10%~60%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"In-Duct Mount Air Quality Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/PMD-18_Datasheet-2407.pdf\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"In-Duct Mount Air Quality Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/PMD-18_Datasheet-2407.pdf\" target=\"_blank\"\u003eIn-Duct Mount Air Quality Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823697854648,"sku":"PMD-1818C","price":2322.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-PMD-1818C_3.jpg?v=1758920841"},{"product_id":"desktop-co2-monitor-and-alarm","title":"Desktop CO2 Monitor and Alarm","description":"\u003ch1\u003eThe Desktop CO2 Monitor precisely measures carbon dioxide levels, temperature, and relative humidity in real time.\u003c\/h1\u003e\n\u003cp data-start=\"103\" data-end=\"608\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIts 3-color backlight LCD clearly indicates three CO2 concentration ranges, while the buzzer alarm alerts to critical thresholds. Users can view 24-hour averages and maximum CO2 values for detailed environmental insights. Designed for flexibility, it includes optional on\/off output for ventilation control and supports Modbus RS485 communication. Powered by 24VAC\/VDC, 100–240VAC, or a DC adapter, this monitor integrates seamlessly into diverse monitoring setups for expert environmental management. The unit includes a handheld remote controller for parameter setup and additional functionality.\u003c\/p\u003e\n\u003cdiv data-node=\"6361da511b2cb\" class=\"fl-col fl-node-6361da511b2cb fl-col-small\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"6361da4abf844\" class=\"fl-module fl-module-rich-text fl-node-6361da4abf844 pd_txt\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cul\u003e\n\u003cli\u003eReal time monitoring room carbon dioxide\u003c\/li\u003e\n\u003cli\u003eNDIR infrared CO2 sensor inside with self calibration\u003c\/li\u003e\n\u003cli\u003eAccurate and reliable CO2 measurement\u003c\/li\u003e\n\u003cli\u003eMore than 10 years lifetime of CO2 sensor\u003c\/li\u003e\n\u003cli\u003eTemperature and humidity monitoring\u003c\/li\u003e\n\u003cli\u003eThree-color (Green\/Yellow\/Red) LCD backlight indicates ventilation level -  optimal\/moderate\/poor based on the CO2 measurements\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eBuzzer alarm available\/disable selected\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eOptional display 24h average and max. CO2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eProvide optional 1x relay output to control a ventilator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eProvide optional Modbus RS485 communication\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eTouch button for easy operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e24VAC\/VDC or 100~240V or USB 5V power supply\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eIncludes handheld remote for parameter setup and additional functionality\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f313bc33f3\" data-node=\"619f313bc33f3\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f313bc3751\" data-node=\"619f313bc3751\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f313bc378f fl-col-has-cols\" data-node=\"619f313bc378f\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-6361e35267907\" data-node=\"6361e35267907\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003ePower supply\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e100~240VAC or 24VAC\/VDC wire connecting USB 5V (\u0026gt;1A for USB adaptor) 24V with an adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eConsumption\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e3.5 W max. ; 2.5 W avg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eGas detected\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eCarbon Dioxide (CO2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eSensing element\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eNon-Dispersive Infrared Detector (NDIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eAccuracy@25℃(77℉)\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e±50ppm + 3% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eStability\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e\u0026lt;2% of FS over life of sensor (15 yr typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCalibration interval\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eABC Logic Self Calibration Algorithm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCO2 sensor life\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e15 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eResponse Time\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e\u0026lt;2 minutes for 90% step change\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eSignal update\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eEvery 2 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eWarm up time\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e\u0026lt;3 minutes (operation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCO2 Measuring range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e0～5,000ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCO2 Display resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003e3-color backlight for CO2 range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eGreen : \u0026lt;1000ppm Yellow: 1001~1400ppm Red: \u0026gt;1400ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eLCD Display\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eReal time CO2, Temp \u0026amp;RH Extra 24h average\/max\/min CO2 (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eTemperature measuring range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e-20～60℃(-4～140℉)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eHumidity measuring range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e0～99%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eRelay output (optional)\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eOne relay output with rated switching current: 3A, resistance load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eOperation conditions\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e-20~60℃(32~122℉); 0~95%RH, non condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eStorage conditions\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e0~50℃(14~140℉), 5~70%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eDimensions\/ Weight\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e130mm(H)×85mm(W)×36.5mm(D) \/ 200g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eHousing and IP class\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003ePC\/ABS fireproof plastic material, protection class: IP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eInstallation\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eWall mounting (65mm×65mm or 2”×4”wire box) Desktop placement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eStandard\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eCE-Approval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G01-CO2-B3_Monitor_datasheet-2402.pdf\" title=\"Desktop CO2 Monitor and Alarm Datasheet\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G01-CO2-B3_Monitor_datasheet-2402.pdf\" title=\"Desktop CO2 Monitor and Alarm Datasheet\" rel=\"noopener\" target=\"_blank\"\u003eDesktop CO2 Monitor and Alarm Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823698411704,"sku":"G01-CO2-B332C","price":384.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-G01-CO2-B332C_2.jpg?v=1758921353"},{"product_id":"wall-mount-temperature-rh-transmitter","title":"Wall Mount Temperature + RH Transmitter","description":"\u003ch1\u003e\u003cspan\u003eAccurate real-time measurement with flexible outputs, Modbus communication and compact wall-mount design for easy installation.\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eRS485 interface with Modbus RTU supports seamless system compatibility. Analog outputs (0–10 VDC, 4–20 mA, 0–5 VDC) expand its flexibility. The accompanying mobile app offers data visualization, display, and download functions, complemented by a six-light, three-color indicator that clearly communicates environmental conditions. This transmitter consolidates sensing, recording, and networked monitoring into a single, reliable solution for professional applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"176\" data-start=\"102\"\u003e\n\u003cp data-end=\"176\" data-start=\"104\"\u003e\u003cstrong data-end=\"174\" data-start=\"104\"\u003eDesigned for accurate temperature and relative humidity monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"275\" data-start=\"177\"\u003e\n\u003cp data-end=\"275\" data-start=\"179\"\u003e\u003cstrong\u003eProvides up to 2 analog outputs\u003c\/strong\u003e: 0–10 VDC \/ 4–20 mA \/ 0–5 VDC for temperature and humidity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"345\" data-start=\"276\"\u003e\n\u003cp data-end=\"345\" data-start=\"278\"\u003e\u003cstrong data-end=\"311\" data-start=\"278\"\u003eAutomatic humidity correction\u003c\/strong\u003e across the full operating range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"422\" data-start=\"346\"\u003e\n\u003cp data-end=\"422\" data-start=\"348\"\u003e\u003cstrong\u003eSupports custom point setup\u003c\/strong\u003e for temperature and humidity adjustments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"504\" data-start=\"423\"\u003e\n\u003cp data-end=\"504\" data-start=\"425\"\u003e\u003cstrong data-end=\"464\" data-start=\"434\"\u003eModbus RS485 communication\u003c\/strong\u003e for building systems integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"568\" data-start=\"505\"\u003e\n\u003cp data-end=\"568\" data-start=\"507\"\u003e\u003cstrong data-end=\"544\" data-start=\"507\"\u003eCompact, simple wall-mount design\u003c\/strong\u003e for easy installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-61c934efcb4ff\" data-node=\"61c934efcb4ff\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-61c934efcb53c\" data-node=\"61c934efcb53c\"\u003e\n\u003cdiv class=\"fl-col fl-node-61c934efcb57a fl-col-has-cols\" data-node=\"61c934efcb57a\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-61c934efcb5b8 fl-col-group-nested\" data-node=\"61c934efcb5b8\"\u003e\n\u003cdiv class=\"fl-col fl-node-61c934efcb5f5\" data-node=\"61c934efcb5f5\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-61c934efcb670\" data-node=\"61c934efcb670\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"0\" align=\"left\" style=\"width: 100%; height: 241px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 19px;\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"239\" style=\"width: 42.592593%; height: 19px;\"\u003e\u003cb\u003eTemperature\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd width=\"220\" style=\"width: 28.148148%; height: 19px;\"\u003e\u003cb\u003eRelative Humidity\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 35px;\"\u003eSensor\u003c\/td\u003e\n\u003ctd colspan=\"2\" width=\"455\" style=\"width: 70.740741%; height: 35px;\"\u003e\n\u003cp align=\"left\"\u003eDigital integrated temperature and humidity sensor\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 19px;\"\u003eMeasuring range\u003c\/td\u003e\n\u003ctd width=\"239\" style=\"width: 42.592593%; height: 19px;\"\u003e\n\u003cp\u003e0~50℃ (32~122℉) (default)\u003cbr\u003e0~60℃ (32~140℉) or \u003cbr\u003e-20~60℃ (-4~140℉) \u003cbr\u003e(user selectable, with jumpers)\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"220\" style=\"width: 28.148148%; height: 19px;\"\u003e0-99%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 38px;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd width=\"239\" style=\"width: 42.592593%; height: 38px;\"\u003e±0.5℃\u003c\/td\u003e\n\u003ctd width=\"220\" style=\"width: 28.148148%; height: 38px;\"\u003e±4.0%RH (20%-80%RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 19px;\"\u003eStability\u003c\/td\u003e\n\u003ctd width=\"239\" style=\"width: 42.592593%; height: 19px;\"\u003e\u0026lt;0.15℃ per year\u003c\/td\u003e\n\u003ctd width=\"220\" style=\"width: 28.148148%; height: 19px;\"\u003e\u0026lt;0.5%RH per year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 19px;\"\u003eStorage environment\u003c\/td\u003e\n\u003ctd colspan=\"2\" width=\"455\" style=\"width: 70.740741%; height: 19px;\"\u003e0~50℃(32~120℉) \/ 20~60%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 19px;\"\u003eHousing\/IP Class\u003c\/td\u003e\n\u003ctd colspan=\"2\" width=\"455\" style=\"width: 70.740741%; height: 19px;\"\u003ePC\/ABS fireproof material\/ IP40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 35px;\"\u003eCommunication\u003c\/td\u003e\n\u003ctd colspan=\"2\" width=\"455\" style=\"width: 70.740741%; height: 35px;\"\u003e\n\u003cp align=\"left\"\u003eRS485 (Modbus RTU)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"164\" style=\"width: 29.259259%; height: 19px;\"\u003eAnalog Output\u003c\/td\u003e\n\u003ctd colspan=\"2\" width=\"455\" style=\"width: 70.740741%; height: 19px;\"\u003e0~10VDC(default) or 4~20mA (selectable by jumpers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable style=\"width: 100%; height: 92px;\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\" align=\"left\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 29.159213%; height: 19px;\" width=\"164\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"width: 70.840787%; height: 19px;\" width=\"453\"\u003e24VAC\/VDC±10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35px;\"\u003e\n\u003ctd style=\"width: 29.159213%; height: 35px;\" width=\"164\"\u003eNet weight \/Dimensions\u003c\/td\u003e\n\u003ctd style=\"width: 70.840787%; height: 35px;\" width=\"453\"\u003e\n\u003cp align=\"left\"\u003e180g,   (W)100mm×(H)80mm×(D)28mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 29.159213%; height: 19px;\" width=\"164\"\u003eInstallation standard\u003c\/td\u003e\n\u003ctd style=\"width: 70.840787%; height: 19px;\" width=\"453\"\u003e65mm×65mm or 2”×4”wire box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 29.159213%; height: 19px;\" width=\"164\"\u003eApproval\u003c\/td\u003e\n\u003ctd style=\"width: 70.840787%; height: 19px;\" width=\"453\"\u003eCE-Approval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.159213%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.840787%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount Temp + RH Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/F2000TSM-TH_Transmitter-2502.pdf\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount Temperature + RH Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/F2000TSM-TH_Transmitter-2502.pdf\" target=\"_blank\"\u003eWall Mount Temperature + RH Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823698477240,"sku":"F2000TSM-TH-M201","price":132.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-F2000TSM-TH-M201_2.jpg?v=1758920876"},{"product_id":"wall-mount-co-monitor-with-lcd","title":"Wall Mount CO Monitor with LCD","description":"\u003ch1\u003e\u003cspan\u003eReal-time detection with user-replaceable sensors, flexible outputs, and seamless integration into building management and ventilation systems.\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis CO Monitor delivers real-time carbon monoxide detection with current readings and a one-hour average. Featuring a long-life Japanese sensor that is easily replaceable by the user, along with zero-point calibration, it ensures accuracy and low maintenance. Outputs include 0–10V \/ 4–20mA signals, two relays, and optional RS485 Modbus RTU, with a configurable buzzer alarm for added safety. Compact, reliable, and easy to service, it’s ideal for building management and ventilation control systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"100\" data-end=\"182\"\u003e\n\u003cp data-start=\"102\" data-end=\"182\"\u003e\u003cstrong\u003eReal-time CO monitoring\u003c\/strong\u003e with optional temperature and humidity measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"183\" data-end=\"266\"\u003e\n\u003cp data-start=\"185\" data-end=\"266\"\u003e\u003cstrong\u003eDisplays Realtime CO readings\u003c\/strong\u003e and 1-hour average for accurate trend tracking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"267\" data-end=\"326\"\u003e\n\u003cp data-start=\"269\" data-end=\"326\"\u003e\u003cstrong\u003e1x 0–10V or 4–20mA analog output\u003c\/strong\u003e for CO measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"327\" data-end=\"383\"\u003e\n\u003cp data-start=\"329\" data-end=\"383\"\u003e\u003cstrong\u003eTwo relay outputs for CO and temperature control\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003e\u003cstrong\u003eOptional Modbus RTU or BACnet MS\/TP\u003c\/strong\u003e communication for integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"458\" data-end=\"505\"\u003e\n\u003cp data-start=\"460\" data-end=\"505\"\u003e\u003cstrong\u003eBuzzer alarm\u003c\/strong\u003e triggered at set CO levels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"506\" data-end=\"587\"\u003e\n\u003cp data-start=\"508\" data-end=\"587\"\u003e\u003cstrong\u003eZero-point calibration\u003c\/strong\u003e and advanced on-site settings for flexible control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"588\" data-end=\"616\"\u003e\n\u003cp data-start=\"590\" data-end=\"616\"\u003e\u003cstrong\u003ePowered by 24VAC\/VDC\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv data-node=\"646b223b2ff60\" class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-646b223b2ff60\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"646b223b2ff9e\" class=\"fl-col-group fl-node-646b223b2ff9e\"\u003e\n\u003cdiv data-node=\"646b223b2ffdd\" class=\"fl-col fl-node-646b223b2ffdd fl-col-has-cols\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-node=\"646b223b3001c\" class=\"fl-col-group fl-node-646b223b3001c fl-col-group-nested\"\u003e\n\u003cdiv data-node=\"646b223b3005a\" class=\"fl-col fl-node-646b223b3005a\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"646b223b300d8\" class=\"fl-module fl-module-rich-text fl-node-646b223b300d8\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable style=\"width: 88.770053%; height: 346px;\" height=\"384\" cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 23.65625px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 23.65625px;\" width=\"74\" valign=\"top\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 23.65625px;\" width=\"270\" valign=\"top\"\u003e24VAC\/VDC±\u003cspan\u003e20%\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.65625px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.65625px;\" width=\"74\" valign=\"top\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.65625px;\" width=\"270\" valign=\"top\"\u003e\n\u003cspan\u003e3\u003c\/span\u003e.\u003cspan\u003e2\u003c\/span\u003eW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.65625px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.65625px;\" width=\"74\" valign=\"top\"\u003eConnection Standard\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.65625px;\" width=\"270\" valign=\"top\"\u003eWire cross-sectional \u003cspan\u003ea\u003c\/span\u003erea\u0026lt;1.5mm\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.671875px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.671875px;\" width=\"74\" valign=\"top\"\u003eOperating Environment\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.671875px;\" width=\"270\" valign=\"top\"\u003e\n\u003cspan\u003e-20\u003c\/span\u003e-\u003cspan\u003e6\u003c\/span\u003e0℃, \u003cspan\u003e0\u003c\/span\u003e~9\u003cspan\u003e5\u003c\/span\u003e%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.671875px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.671875px;\" width=\"74\" valign=\"top\"\u003eStorage Environment\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.671875px;\" width=\"270\" valign=\"top\"\u003e\n\u003cspan\u003e0\u003c\/span\u003e-60℃\/ \u003cspan\u003e0\u003c\/span\u003e~\u003cspan\u003e90\u003c\/span\u003e%RH,non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.671875px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.671875px;\" width=\"74\" valign=\"top\"\u003eDimension\/N\u003cspan\u003eet Weight\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.671875px;\" width=\"270\" valign=\"top\"\u003e1\u003cspan\u003e50\u003c\/span\u003emm\u003cspan\u003e(L)\u003c\/span\u003e×\u003cspan\u003e90\u003c\/span\u003emm\u003cspan\u003e(W)\u003c\/span\u003e×\u003cspan\u003e42mm(H)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.671875px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.671875px;\" width=\"74\" valign=\"top\"\u003eManufacturing Standard\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.671875px;\" width=\"270\" valign=\"top\"\u003e\n\u003cb\u003e \u003c\/b\u003eISO 9\u003cspan\u003e001\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.671875px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 42.671875px;\" width=\"74\" valign=\"top\"\u003e\n\u003cspan\u003eHousings\u003c\/span\u003e and IP \u003cspan\u003eclass\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 42.671875px;\" width=\"270\" valign=\"top\"\u003e\n\u003cb\u003e \u003c\/b\u003ePC\/ABS fire-proof material\u003cspan\u003e; \u003c\/span\u003eIP30 protection \u003cspan\u003eclass\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.671875px;\"\u003e\n\u003ctd style=\"width: 24.798387%; height: 23.671875px;\" width=\"74\" valign=\"top\"\u003eDesign Standard\u003c\/td\u003e\n\u003ctd style=\"width: 75.201613%; height: 23.671875px;\" width=\"270\" valign=\"top\"\u003e\n\u003cb\u003e \u003c\/b\u003eCE-EMC \u003cspan\u003eApproval\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"646b223b30116\" class=\"fl-module fl-module-rich-text fl-node-646b223b30116\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003e\u003cbr\u003eSensor\u003c\/b\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable cellspacing=\"0\" border=\"1\" style=\"width: 80.213904%; height: 422px;\" height=\"333\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 40.328125px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 40.328125px;\"\u003eCO\u003cb\u003e \u003c\/b\u003eSensor\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 40.328125px;\"\u003eFigaro electrochemical sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.328125px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 40.328125px;\"\u003eSensor Lifetime\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 40.328125px;\"\u003eMore than 5 years Replaceable sensor module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.328125px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 40.328125px;\"\u003eWarm Up \u003cspan\u003eTime\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 40.328125px;\"\u003e60 minutes\u003cspan\u003e(\u003c\/span\u003e\u003cspan\u003ef\u003c\/span\u003eirst use\u003cspan\u003e)\u003c\/span\u003e \u003cspan\u003e2\u003c\/span\u003e minute\u003cspan\u003e(\u003c\/span\u003edaily use\u003cspan\u003e)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eResponse Time\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e \u0026lt;\u003cspan\u003e1\u003c\/span\u003e\u003cspan\u003e2\u003c\/span\u003e0 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eSignal Refreshing\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e One second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 60.390625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 60.390625px;\"\u003eCO Range (Optional)\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 60.390625px;\"\u003e0-100ppm(Default)\/0-200ppm\/0-300ppm\/0-500ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e\u0026lt;1ppm±3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eStability\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e±5% (over 900 days)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.328125px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 40.328125px;\"\u003eTemperature Sensor(Optional\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 40.328125px;\"\u003eCapacitive sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e-20℃-60℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e±0.5℃ (10~40℃)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eDisplay Resolution\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e0.1℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.265625px;\"\u003e\n\u003ctd width=\"149\" valign=\"top\" style=\"width: 44.064386%; height: 20.265625px;\"\u003eStability\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.935614%; height: 20.265625px;\"\u003e±0.1℃\/year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"646b223b30155\" class=\"fl-module fl-module-rich-text fl-node-646b223b30155\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp align=\"center\" style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cbr\u003eOutputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable cellspacing=\"0\" border=\"1\" height=\"463\" style=\"width: 80.035651%; height: 461px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 57px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 57px;\"\u003eLCD Display\u003cspan\u003e(\u003c\/span\u003eOptional\u003cspan\u003e)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 57px;\"\u003e\n\u003cspan\u003eD\u003c\/span\u003eisplay \u003cspan\u003ereal-time measured values \u003c\/span\u003e\u003cspan\u003eof  carbon monoxide and t\u003c\/span\u003e\u003cspan\u003eemp\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e  \u003cspan\u003eHumidity if optional\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 38px;\"\u003e\n\u003cspan\u003eAnalog \u003c\/span\u003eOutput\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 38px;\"\u003e 1x0-10VDC\/4-20mA linear output for CO measured value\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 19px;\"\u003eAnalog Output Resolution\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 19px;\"\u003e 16Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 76px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 76px;\"\u003eRelay Dry Contact outputs\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 76px;\"\u003eOne or two on\/off relay outputs, max current 5A (230VAC\/30VDC),\u003cbr\u003eResistive load separately controls CO and Temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 162px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 162px;\"\u003eRS485 Communication\u003cbr\u003e(Optional)\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 162px;\"\u003eModbus RTU\u003cspan\u003e,\u003c\/span\u003e\u003cspan\u003ec\u003c\/span\u003eommunication \u003cspan\u003eb\u003c\/span\u003eaud:\u003cspan\u003e96\u003c\/span\u003e00bps\u003cspan\u003e(\u003c\/span\u003eDefault\u003cspan\u003e)\u003c\/span\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eBACnet MS\/TP \u003cspan\u003eoptional\u003c\/span\u003e, \u003cspan\u003ec\u003c\/span\u003eommunication \u003cspan\u003eb\u003c\/span\u003eaud:\u003cspan\u003e96\u003c\/span\u003e00bp\u003cspan\u003es(\u003c\/span\u003eDefault\u003cspan\u003e）\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e15KV anti-static protection\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 38px;\"\u003eRed Backlight Alarm\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 38px;\"\u003eLCD will be red after CO concentration exceeds the alarm setpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 76px;\"\u003e\n\u003ctd width=\"150\" valign=\"top\" style=\"width: 44.242424%; height: 76px;\"\u003eBuzzer Alarm\u003c\/td\u003e\n\u003ctd width=\"190\" valign=\"top\" style=\"width: 55.757576%; height: 76px;\"\u003eBuzzer alarm once CO concentration exceeds the alarm setpoint\u003cbr\u003eThe alarm can be temporarily turned off manually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"646b223b30194\" class=\"fl-module fl-module-rich-text fl-node-646b223b30194\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-node=\"646b223b30250\" class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-646b223b30250\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"646b223b3028e\" class=\"fl-col-group fl-node-646b223b3028e\"\u003e\n\u003cdiv data-node=\"646b223b302cd\" class=\"fl-col fl-node-646b223b302cd fl-col-has-cols\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-node=\"646b223b3030c\" class=\"fl-col-group fl-node-646b223b3030c fl-col-group-nested\"\u003e\n\u003cdiv data-node=\"646b223b3034a\" class=\"fl-col fl-node-646b223b3034a\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"646b223b30389\" class=\"fl-module fl-module-heading fl-node-646b223b30389\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cp class=\"fl-heading\"\u003e\u003cspan class=\"fl-heading-text\"\u003e\u003cstrong\u003eDIMENSIONS\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"646b223b303c7\" class=\"fl-module fl-module-photo fl-node-646b223b303c7\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv itemtype=\"http:\/\/schema.org\/ImageObject\" itemscope=\"\" class=\"fl-photo fl-photo-align-center\"\u003e\n\u003cdiv class=\"fl-photo-content fl-photo-img-png\"\u003e\u003cimg itemprop=\"image\" alt=\"图片6\" src=\"https:\/\/www.iaqtongdy.com\/uploads\/%E5%9B%BE%E7%89%8761.png\" class=\"fl-photo-img wp-image-7006\" width=\"402\" height=\"222\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"fl-photo-content fl-photo-img-png\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"fl-photo-content fl-photo-img-png\"\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/GX-CO_monitor_and_controller_datasheet-2402.pdf\" title=\"Wall Mount CO Monitor with LCD Datasheet\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount CO Monitor with LCD Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/GX-CO_monitor_and_controller_datasheet-2402.pdf\" target=\"_blank\"\u003eWall Mount CO Monitor with LCD Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823698542776,"sku":"GX-CO-111","price":327.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-GX-CO-111_1.jpg?v=1758921040"},{"product_id":"wall-mount-carbon-dioxide-monitor-with-temperature-and-rh","title":"Wall Mount Carbon Dioxide Monitor with Temperature and RH","description":"\u003ch1\u003eThis CO₂ Monitor provides real-time measurement of carbon dioxide, temperature and relative humidity, featuring a three-color backlight LCD to indicate CO₂ levels at a glance.\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIt can optionally display 24-hour averages and maximum CO₂ values for more comprehensive tracking. A buzzer alarm can be enabled, disabled, or silenced once triggered for flexible alerting. The device offers optional on\/off output to control a ventilator and an RS485 Modbus interface for system integration. It supports multiple power options, including 24VAC\/VDC, 100–240VAC or USB\/DC adapter, and is designed for wall-mounting (desktop version also available).\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"161\" data-start=\"86\"\u003e\n\u003cp data-end=\"161\" data-start=\"88\"\u003e\u003cstrong data-end=\"116\" data-start=\"88\"\u003eReal-time CO₂ monitoring\u003c\/strong\u003e for accurate indoor air quality management\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"250\" data-start=\"162\"\u003e\n\u003cp data-end=\"250\" data-start=\"164\"\u003e\u003cstrong data-end=\"192\" data-start=\"164\"\u003eNDIR infrared CO₂ sensor\u003c\/strong\u003e with self-calibration for precise and reliable readings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"305\" data-start=\"251\"\u003e\n\u003cp data-end=\"305\" data-start=\"253\"\u003e\u003cstrong data-end=\"276\" data-start=\"253\"\u003eLong-lasting sensor\u003c\/strong\u003e with over 10-year lifespan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"361\" data-start=\"306\"\u003e\n\u003cp data-end=\"361\" data-start=\"308\"\u003e\u003cstrong\u003eMonitors temperature and humidity\u003c\/strong\u003e alongside CO₂\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"455\" data-start=\"362\"\u003e\n\u003cp data-end=\"455\" data-start=\"364\"\u003e\u003cstrong data-end=\"393\" data-start=\"364\"\u003eThree-color LCD backlight\u003c\/strong\u003e (Green\/Yellow\/Red) indicates ventilation levels at a glance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"513\" data-start=\"456\"\u003e\n\u003cp data-end=\"513\" data-start=\"458\"\u003e\u003cstrong data-end=\"474\" data-start=\"458\"\u003eBuzzer alarm\u003c\/strong\u003e can be enabled or disabled as needed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"570\" data-start=\"514\"\u003e\n\u003cp data-end=\"570\" data-start=\"516\"\u003e\u003cstrong\u003eOptional 24-hour average and maximum CO₂ display\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"631\" data-start=\"571\"\u003e\n\u003cp data-end=\"631\" data-start=\"573\"\u003e\u003cstrong data-end=\"598\" data-start=\"573\"\u003eOptional relay output\u003c\/strong\u003e to control ventilation systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"698\" data-start=\"632\"\u003e\n\u003cp data-end=\"698\" data-start=\"634\"\u003e\u003cstrong data-end=\"673\" data-start=\"643\"\u003eModbus RS485 communication\u003c\/strong\u003e for system integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"750\" data-start=\"699\"\u003e\n\u003cp data-end=\"750\" data-start=\"701\"\u003e\u003cstrong data-end=\"727\" data-start=\"701\"\u003eTouch-button interface\u003c\/strong\u003e for simple operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"815\" data-start=\"751\"\u003e\n\u003cp data-end=\"815\" data-start=\"753\"\u003e\u003cstrong\u003eMultiple power options\u003c\/strong\u003e: 24VAC\/VDC, 100–240VAC, or USB 5V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"815\" data-start=\"751\"\u003e\n\u003cp data-end=\"815\" data-start=\"753\"\u003e\u003cstrong\u003eDesktop version also available\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003cbr\u003e\u003c\/strong\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSchools, offices, hotels, meeting rooms\u003c\/li\u003e\n\u003cli\u003eShops, restaurants, hospitals, theaters\u003c\/li\u003e\n\u003cli\u003eAir ports, train stations, other public places\u003c\/li\u003e\n\u003cli\u003eApartments, houses\u003c\/li\u003e\n\u003cli\u003eAll ventilation systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f313bc33f3\" data-node=\"619f313bc33f3\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f313bc3751\" data-node=\"619f313bc3751\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f313bc378f fl-col-has-cols\" data-node=\"619f313bc378f\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-6361e35267907\" data-node=\"6361e35267907\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003ePower supply\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e100~240VAC or 24VAC\/VDC wire connecting USB 5V (\u0026gt;1A for USB adaptor) 24V with an adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eConsumption\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e3.5 W max. ; 2.5 W avg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eGas detected\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eCarbon Dioxide (CO2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eSensing element\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eNon-Dispersive Infrared Detector (NDIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eAccuracy@25℃(77℉)\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e±50ppm + 3% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eStability\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e\u0026lt;2% of FS over life of sensor (15 yr typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCalibration interval\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eABC Logic Self Calibration Algorithm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCO2 sensor life\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e15 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eResponse Time\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e\u0026lt;2 minutes for 90% step change\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eSignal update\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eEvery 2 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eWarm up time\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e\u0026lt;3 minutes (operation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCO2 measuring range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e0～5,000ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eCO2 Display resolution\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003e3-color backlight for CO2 range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eGreen : \u0026lt;1000ppm Yellow: 1001~1400ppm Red: \u0026gt;1400ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eLCD Display\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eReal time CO2, Temp \u0026amp;RH Extra 24h average\/max\/min CO2 (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eTemperature measuring range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e-20～60℃(-4～140℉)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eHumidity measuring range\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e0～99%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eRelay output (optional)\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eOne relay output with rated switching current: 3A, resistance load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eOperation conditions\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e-20~60℃(32~122℉); 0~95%RH, non condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eStorage conditions\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e0~50℃(14~140℉), 5~70%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eDimensions\/ Weight\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003e130mm(H)×85mm(W)×36.5mm(D) \/ 200g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eHousing and IP class\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003ePC\/ABS fireproof plastic material, protection class: IP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eInstallation\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eWall mounting (65mm×65mm or 2”×4”wire box) \u003cbr\u003eDesktop version also available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" width=\"30.0800%\"\u003eStandard\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"69.9200%\"\u003eCE-Approval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount CO2 Monitor with Temp \/ RH Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G01-CO2-B3_Monitor_datasheet-2402.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Wall Mount CO2 Monitor with Temp \/ RH\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/G01-CO2-B3_Monitor_datasheet-2402.pdf\" target=\"_blank\"\u003eWall Mount CO2 Monitor with Temp \/ RH Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823698575544,"sku":"G01-CO2-B30C-301-02","price":414.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-G01-CO2-B30C-301-02_1.jpg?v=1758921350"},{"product_id":"wall-mount-co2-transmitter","title":"Wall Mount CO2 Transmitter","description":"\u003ch1\u003e\u003cspan\u003eReal-time air quality\/CO2 detection with flexible connectivity for both new and existing building networks.\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIt features an optional temperature and humidity sensor, with an OLED display providing real-time data. Equipped with one or two analog outputs configurable for linear or PID control, it monitors CO2 levels alone or alongside temperature. A relay output with dual control modes and a Modbus RS485 interface allow seamless integration with BAS or HVAC systems. An audible buzzer and relay-triggered alarm enhance safety by alerting and managing connected devices effectively.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"116\" data-end=\"190\"\u003e\n\u003cp data-start=\"118\" data-end=\"190\"\u003e\u003cstrong\u003eReal-time monitoring of CO₂\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"191\" data-end=\"264\"\u003e\n\u003cp data-start=\"193\" data-end=\"264\"\u003e\u003cstrong\u003eWireless cloud connectivity with optional RS485 or WiFi interface\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"265\" data-end=\"328\"\u003e\n\u003cp data-start=\"267\" data-end=\"328\"\u003e\u003cstrong\u003eCompatible with both new and existing building networks\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"441\" data-end=\"491\"\u003e\n\u003cp data-start=\"443\" data-end=\"491\"\u003e\u003cstrong\u003eWall-mountable with 24VAC\/VDC power supply (includes bracket)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"441\" data-end=\"491\"\u003e\n\u003cp data-start=\"443\" data-end=\"491\"\u003e\u003cstrong\u003eOptional temperature \u0026amp; humidity monitoring with OLED display\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBacked by 14+ years of global IAQ experience\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"fl-builder-content fl-builder-content-1619 fl-builder-content-primary fl-builder-global-templates-locked\" data-post-id=\"1619\"\u003e\n\u003cdiv class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-619f2e2811911\" data-node=\"619f2e2811911\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811dfe\" data-node=\"619f2e2811dfe\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811e4e fl-col-has-cols\" data-node=\"619f2e2811e4e\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-col-group fl-node-619f2e2811e93 fl-col-group-nested\" data-node=\"619f2e2811e93\"\u003e\n\u003cdiv class=\"fl-col fl-node-619f2e2811ed6\" data-node=\"619f2e2811ed6\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-module fl-module-rich-text fl-node-619f2e2811f59\" data-node=\"619f2e2811f59\" data-animation-delay=\"0.0\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" style=\"width: 100%; height: 555.578125px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eOutput\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003eRS485 \u003cspan\u003eor \u003c\/span\u003eWIFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 66.59375px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 66.59375px;\"\u003e\n\u003cp\u003eRJ45 \u003cbr\u003e(Ethernet TCP)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 66.59375px;\"\u003eMQTT protocol, Modbus customization or Modbus TCP optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 66.59375px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 66.59375px;\"\u003e\n\u003cp\u003eWiFi@2.4 GHz 802.11b\/g\/n\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 66.59375px;\"\u003eMQTT protocol, Modbus customization or Modbus TCP optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.59375px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19.59375px;\"\u003eData upload interval cycle\u003c\/td\u003e\n\u003ctd valign=\"center\" width=\"425\" style=\"width: 62.969589%; height: 19.59375px;\"\u003eAverage \/ 60 seconds\u003c\/td\u003e\n\u003ctd width=\"1\" style=\"width: 0.715564%; height: 19.59375px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eOperating Environment\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003eTemperature\u003cspan\u003e：\u003c\/span\u003e\u003cspan\u003e0~50\u003c\/span\u003e℃    Humidity\u003cspan\u003e︰\u003c\/span\u003e\u003cspan\u003e0~99%RH\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 38px;\"\u003eStorage condition\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 38px;\"\u003e\n\u003cspan\u003e-\u003c\/span\u003e10℃~50℃      Humidity\u003cspan\u003e︰\u003c\/span\u003e\u003cspan\u003e0~\u003c\/span\u003e\u003cspan\u003e7\u003c\/span\u003e0%RH (No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003e24VAC±10%, or 1\u003cspan\u003e8\u003c\/span\u003e~\u003cspan\u003e24\u003c\/span\u003eVDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eOverall Dimension\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003e94mm(L)×116.5mm(W)×36mm(H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eMaterial of Shell \u0026amp; IP Level\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003ePC\/ABS fire-proof material \/ IP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eInstallation\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003eConcealed installation: 65mm×65mm wire box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.796875px;\"\u003e\n\u003ctd colspan=\"3\" valign=\"center\" width=\"635\" style=\"width: 100%; height: 41.796875px;\"\u003e\n\u003cb\u003e\u003cbr\u003eCO\u003c\/b\u003e\u003cb\u003e\u003csub\u003e2\u003c\/sub\u003e\u003c\/b\u003e\u003cb\u003e \u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eSensor\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003eNon-Dispersive Infrared Detector (NDIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003e400\u003cspan\u003e～\u003c\/span\u003e\u003cspan\u003e2,000ppm\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003e1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003e±75ppm or 10% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd colspan=\"3\" valign=\"center\" width=\"635\" style=\"width: 100%; height: 38px;\"\u003e\n\u003cb\u003e\u003cbr\u003eTemperature and Humidity (optional)\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eSensor\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003e\n\u003cspan\u003eD\u003c\/span\u003eigital integrated temperature and humidity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003eTemperature: \u003cspan\u003e-2\u003c\/span\u003e0℃~\u003cspan\u003e6\u003c\/span\u003e0℃   Humidity: 0~99%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 19px;\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 19px;\"\u003eTemperature: 0.01℃   Humidity: 0.01%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 38px;\"\u003e\n\u003ctd valign=\"center\" width=\"207\" style=\"width: 36.314848%; height: 38px;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd colspan=\"2\" valign=\"center\" width=\"427\" style=\"width: 63.685152%; height: 38px;\"\u003eTemperature: ≤±0.\u003cspan\u003e6\u003c\/span\u003e℃@25℃\u003cbr\u003eHumidity: ≤±3.\u003cspan\u003e5\u003c\/span\u003e%RH \u003cspan\u003e（\u003c\/span\u003e\u003cspan\u003e20%~80%RH\u003c\/span\u003e\u003cspan\u003e）\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch4 style=\"text-align: left;\"\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TSP-CO2_Detector_Controller_datasheet-2307.pdf\" title=\"Wall Mount CO2 Transmitter Datasheet\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TSP-CO2_Detector_Controller_datasheet-2307.pdf\" title=\"Wall Mount CO2 Transmitter Datasheet\" rel=\"noopener\" target=\"_blank\"\u003eWall Mount CO2 Transmitter Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch4 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51823698608312,"sku":"TSP-CO2-B100","price":345.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TD-TSP-CO2-B100.jpg?v=1759182362"},{"product_id":"pgx-super-indoor-environment-monitor","title":"PGX Super Indoor Environment Monitor","description":"\u003ch1 data-end=\"608\" data-start=\"103\"\u003e\u003cspan\u003eSmart, connected, and built for modern buildings. The PGX delivers real-time indoor air quality insights with powerful connectivity and seamless integration into any BMS or IoT platform.\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eNote: All Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003eThe PGX is a next-generation indoor environment monitor designed for professional-grade applications. With versatile connectivity options and support for multiple communication protocols, it integrates seamlessly into smart buildings, BMS systems, and IoT platforms. A high-resolution color display with customizable layouts delivers real-time visualization of key parameters, while data curve tracking enhances trend analysis and long-term monitoring.\u003c\/p\u003e\n\u003cp data-end=\"608\" data-start=\"103\"\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eMonitor delivers \u003c\/span\u003ecommercial-grade, real-time monitoring\u003cspan\u003e of up to 12 key indoor environmental parameters, making it an ideal solution for workplaces, public spaces, and premium residential settings. With advanced sensors, rich visualization tools, and broad protocol compatibility, it provides actionable insights to ensure healthier, more comfortable, and more sustainable indoor environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-end=\"1860\" data-start=\"633\"\u003e\n\u003cli data-end=\"789\" data-start=\"633\"\u003e\n\u003cp data-end=\"789\" data-start=\"635\"\u003e\u003cstrong data-end=\"661\" data-start=\"635\"\u003eVersatile Connectivity\u003c\/strong\u003e – Multiple interface options including Wi-Fi, Ethernet, RS485, 4G, and LoRaWAN, with support for dual communication channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"959\" data-start=\"790\"\u003e\n\u003cp data-end=\"959\" data-start=\"792\"\u003e\u003cstrong data-end=\"818\" data-start=\"792\"\u003eProtocol Compatibility\u003c\/strong\u003e – Works seamlessly with MQTT, Modbus RTU, Modbus TCP, BACnet-MSTP, BACnet-IP, HTTP(S), Tuya, and Qlear protocols for flexible integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1148\" data-start=\"960\"\u003e\n\u003cp data-end=\"1148\" data-start=\"962\"\u003e\u003cstrong data-end=\"989\" data-start=\"962\"\u003eIntuitive Visualization\u003c\/strong\u003e – High-resolution color display shows multiple data streams in real time, with customizable layouts and dynamic color changes based on concentration levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1330\" data-start=\"1149\"\u003e\n\u003cp data-end=\"1330\" data-start=\"1151\"\u003e\u003cstrong data-end=\"1177\" data-start=\"1151\"\u003eAdvanced Data Analysis\u003c\/strong\u003e – View curves of any parameter with selectable sampling intervals and time periods; highlights primary pollutant data and AQI for fast interpretation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1474\" data-start=\"1331\"\u003e\n\u003cp data-end=\"1474\" data-start=\"1333\"\u003e\u003cstrong data-end=\"1355\" data-start=\"1333\"\u003eFlexible Operation\u003c\/strong\u003e – Functions independently on-site or connects to cloud servers for advanced comparison, visualization, and analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1593\" data-start=\"1475\"\u003e\n\u003cp data-end=\"1593\" data-start=\"1477\"\u003e\u003cstrong data-end=\"1506\" data-start=\"1477\"\u003eSmart Display Integration\u003c\/strong\u003e – Option to mirror data on a smart TV, ideal for independent areas or shared spaces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1738\" data-start=\"1594\"\u003e\n\u003cp data-end=\"1738\" data-start=\"1596\"\u003e\u003cstrong data-end=\"1615\" data-start=\"1596\"\u003eRemote Services\u003c\/strong\u003e – Unique network-based tools for corrections, fault diagnostics, and firmware updates with customizable service options.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1738\" data-start=\"1594\"\u003e\n\u003cp data-end=\"1738\" data-start=\"1596\"\u003e\u003cstrong data-end=\"1767\" data-start=\"1741\"\u003eDual Data Transmission\u003c\/strong\u003e \u003cbr\u003eSimultaneous communication via both network protocols and RS485 for reliable redundancy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1738\" data-start=\"1594\"\u003e\n\u003cp data-end=\"1738\" data-start=\"1596\"\u003e\u003cstrong\u003eNetwork Configuration Options\u003cbr\u003e\u003c\/strong\u003eWi-Fi Hotspot – Built-in hotspot with embedded webpage for easy setup. Bluetooth - Configure using the mobile app. NFC – Quick tap-to-connect network setup with NFC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1738\" data-start=\"1594\"\u003e\n\u003cp data-end=\"1738\" data-start=\"1596\"\u003e\u003cstrong\u003ePower Supply Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e12–36V DC\u003c\/li\u003e\n\u003cli\u003e100–240V AC\u003c\/li\u003e\n\u003cli\u003ePoE 48V\u003c\/li\u003e\n\u003cli\u003e5V USB Type-C Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003csection style=\"max-width: 1200px; margin: 0 auto; padding: 40px 20px; font-family: Arial,sans-serif;\"\u003e\n\u003cp style=\"font-size: 28px; color: rgb(26, 42, 58); margin-bottom: 20px;\"\u003e\u003cstrong\u003eSensor Parameters\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003c!-- HEADER --\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #f5f7fa;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCO₂\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eTVOC\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003ePM2.5\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003ePM10\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003ePM1.0\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eTemperature \u0026amp; Humidity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eNDIR (Non-Dispersive Infrared)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMetal Oxide Semiconductor\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLaser Particle Sensor\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLaser Particle Sensor\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLaser Particle Sensor\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDigital Integrated Temp \u0026amp; Humidity Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9fbfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e400 ~ 5,000 ppm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.001 ~ 4.0 mg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0 ~ 1,000 µg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0 ~ 1,000 µg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0 ~ 500 µg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e-10°C ~ 50°C, 0 ~ 99% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1 ppm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.001 mg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1 µg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1 µg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1 µg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.01°C, 0.01% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9fbfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±50 ppm + 3% of reading or 75 ppm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u0026lt;15%\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±5 µg\/m³ + 15% (1 ~ 100 µg\/m³)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±5 µg\/m³ + 15% (1 ~ 100 µg\/m³)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±5 µg\/m³ +10% (0 ~100) \/ +15% (100 ~500)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±0.6°C, ±4.0% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- SECOND TABLE --\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-top: 40px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #f5f7fa;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eNoise\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eIllumination\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eHCHO (Formaldehyde)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCO (Carbon Monoxide)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eSensor\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e100 ~ 10K Hz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.96 ~ 64,000 lx\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eElectrochemical Sensor\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eElectrochemical Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9fbfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSensitivity: −36 ±3 dBFS\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±20% accuracy\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.001 ~ 1.25 mg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.1 ~ 100 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e130 dBSPL overload\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRatio 1\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.001 mg\/m³\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.1 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9fbfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: 600;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e56 dB(A) SNR\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLow light output: 0–3 count\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±0.003 mg\/m³ +10%\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e±1 ppm (0–10 ppm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- FOOTNOTE --\u003e\n\u003cp style=\"margin-top: 20px; font-size: 13px; color: #555;\"\u003eOccupancy sensing uses a 24 GHz millimeter-wave radar detecting motion, micro-motion and stationary humans. Detection range: 8m (moving) and 4m (stationary), with ±60° coverage.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv data-node=\"67dd0de8070ab\" class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-67dd0de8070ab\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"67dd0ebd1415c\" class=\"fl-col-group fl-node-67dd0ebd1415c\"\u003e\n\u003cdiv data-node=\"67dd0ebd144df\" class=\"fl-col fl-node-67dd0ebd144df\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"67f4dc060d900\" class=\"fl-module fl-module-separator fl-node-67f4dc060d900\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-separator\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-node=\"67dd0de80e4cd\" class=\"fl-col-group fl-node-67dd0de80e4cd\"\u003e\n\u003cdiv data-node=\"67dd0de80e767\" class=\"fl-col fl-node-67dd0de80e767\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"67dd0e0209393\" class=\"fl-module fl-module-rich-text fl-node-67dd0e0209393 zhengwen\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"200\" valign=\"top\"\u003e\u003cspan\u003ePower Supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003e12~36VDC, 100~240VAC, PoE (for RJ45 interface), USB 5V (Type C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eCommunication Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003eRS485, Wi-Fi (2.4 GHz, supports 802.11b\/g\/n), RJ45 (Ethernet TCP protocol), LTE 4G,（EC800M-CN ，EC800M-EU ，EC800M-LA）LoRaWAN(Supported regions: RU864, IN865, EU868, US915, AU915, KR920, AS923-1~4)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eCommunication Protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003eMQTT, Modbus-RTU, Modbus-TCP, BACnet-MS\/TP, BACnet-IP, Tuya,Qlear, or other custom protocols\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eData Logger Inside\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\n\u003cspan\u003e\u003cstrong\u003e·\u003c\/strong\u003e Storage frequency ranges from 5 minutes to 24 hours.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e·\u003c\/strong\u003e For example, with data from 5 sensors, it can store records for 78days at 5-minute intervals,156 days at 10-minute intervals, or 468days at 30-minute intervals.Data is downloadable via a Bluetooth app.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eOperating Environment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003e\u003cstrong\u003e· \u003c\/strong\u003eTemperature: -10~50°C      · Humidity: 0~99% RH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eStorage Environment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003e\u003cstrong\u003e· \u003c\/strong\u003eTemperature: -10~50°C      · Humidity: 0~70%RH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eEnclosure Material and Protection Level Class\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003ePC\/ABS (Fireproof) IP30\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eDimensions \/Net Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\u003cspan\u003e112.5X112.5X33mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eMounting Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"373\" valign=\"top\"\u003e\n\u003cspan\u003e\u003cstrong\u003e· \u003c\/strong\u003eStandard 86\/50 type junction box (mounting hole size: 60mm); · US standard junction box (mounting hole size: 84mm);\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e· \u003c\/strong\u003eWall mounting with adhesive.\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-node=\"67dd0de80e7af\" class=\"fl-col fl-node-67dd0de80e7af fl-col-small\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"67dd0ec20fe26\" class=\"fl-module fl-module-photo fl-node-67dd0ec20fe26\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv itemtype=\"http:\/\/schema.org\/ImageObject\" itemscope=\"\" class=\"fl-photo fl-photo-align-center\"\u003e\n\u003cdiv class=\"fl-photo-content fl-photo-img-jpg\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-node=\"67dd0f486eebc\" class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-67dd0f486eebc\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"67dd0f4877721\" class=\"fl-col-group fl-node-67dd0f4877721\"\u003e\n\u003cdiv data-node=\"67dd0f4877a1d\" class=\"fl-col fl-node-67dd0f4877a1d\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"67dd0f486e6e4\" class=\"fl-module fl-module-rich-text fl-node-67dd0f486e6e4 zhengwen\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"146\" valign=\"top\"\u003e\u003cspan\u003eSensor Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"136\" valign=\"top\"\u003e\n\u003cspan\u003eNDIR\u003c\/span\u003e\u003cspan\u003e(Non  Dispersive Infrared)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd width=\"124\" valign=\"top\"\u003e\n\u003cspan\u003eMetal Oxide\u003c\/span\u003e\u003cspan\u003eSemiconductor\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd width=\"123\" valign=\"top\"\u003e\u003cspan\u003eLaser Particle Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"125\" valign=\"top\"\u003e\u003cspan\u003eLaser Particle  Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"120\" valign=\"top\"\u003e\u003cspan\u003eLaser Particle Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"152\" valign=\"top\"\u003e\u003cspan\u003eDigital Integrated Temperature and  Humidity  Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eMeasurement  Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e400 ～5,000ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e0.001 ～ 4.0 mg\/m³\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e0 ～ 1000 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e0 ～ 1000 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e0 ～ 500 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e-10℃ ~ 50℃, 0 ~ 99% RH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eOutput Resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e1ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e0.001 mg\/m³\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e1 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e1 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e1 ug\/m³\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e0.01 ℃, 0.01% RH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e±50  ppm + 3% of reading  or  75 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e\u0026lt;15%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e±5 μg\/m3 + 15% @ 1~ 100 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e±5 μg\/m3 + 15% @ 1 ～ 100 μg\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e±5 ug\/m2 + 10% @ 0 ~ 100 ug\/m3 ±5 ug\/m2 + 15% @ 100 ~ 500 ug\/m3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cspan\u003e±0.6℃ , ±4.0%RH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-node=\"67dd10eb03c4e\" class=\"fl-row fl-row-full-width fl-row-bg-none fl-node-67dd10eb03c4e\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"67dd10eb03fea\" class=\"fl-col-group fl-node-67dd10eb03fea\"\u003e\n\u003cdiv data-node=\"67dd10eb04035\" class=\"fl-col fl-node-67dd10eb04035\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"67dd10eb04077\" class=\"fl-module fl-module-rich-text fl-node-67dd10eb04077 zhengwen\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"145\" valign=\"top\"\u003e\u003cspan\u003eSensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"188\" valign=\"top\"\u003e\u003cspan\u003eFrequency Range: 100 ～ 10K Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"168\" valign=\"top\"\u003e\u003cspan\u003eMeasurement Range: 0.96 ～ 64,000 lx\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"198\" valign=\"top\"\u003e\u003cspan\u003eElectrochemical Formaldehyde Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"157\" valign=\"top\"\u003e\u003cspan\u003eElectrochemical CO Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"142\" valign=\"top\"\u003e\u003cspan\u003eMEMS Nano Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"145\" valign=\"top\"\u003e\u003cspan\u003eMeasurement Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"188\" valign=\"top\"\u003e\u003cspan\u003esensitivity: —36 ± 3 dBFs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"168\" valign=\"top\"\u003e\u003cspan\u003eMeasurement Accuracy: ±20%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"198\" valign=\"top\"\u003e\n\u003cspan\u003e0.001 ~ 1.25 mg\/m3\u003c\/span\u003e\u003cspan\u003e(1ppb ~ 1000ppb @ 20℃)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd width=\"157\" valign=\"top\"\u003e\u003cspan\u003e0.1 ~ 100 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"142\" valign=\"top\"\u003e\u003cspan\u003e260 hpa ~ 1260 hpa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"145\" valign=\"top\"\u003e\u003cspan\u003eOutput Resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"188\" valign=\"top\"\u003e\u003cspan\u003eAcoustic overload point:130 dBspL\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"168\" valign=\"top\"\u003e\n\u003cspan\u003elncandescent\/Fluorescent\u003c\/span\u003e\u003cspan\u003eLight sensor output Ratio: 1\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd width=\"198\" valign=\"top\"\u003e\u003cspan\u003e0.001 mg\/m³ (1ppb @ 20℃)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"157\" valign=\"top\"\u003e\u003cspan\u003e0.1 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"142\" valign=\"top\"\u003e\u003cspan\u003e1 hpa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"145\" valign=\"top\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"188\" valign=\"top\"\u003e\u003cspan\u003esignal—to—Noise Ratio: 56 dB(A)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"168\" valign=\"top\"\u003e\u003cspan\u003eLow Light (0 lx) sensor output: 0 + 3 count\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"198\" valign=\"top\"\u003e\u003cspan\u003e0.003 mg\/m3 + 10% of reading (0 ~ 0.5 mg\/m3)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"157\" valign=\"top\"\u003e\u003cspan\u003e±1 ppm (0~10 ppm)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"142\" valign=\"top\"\u003e\u003cspan\u003e±50 pa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-node=\"67ea4286f1a8e\" class=\"fl-row fl-row-full-width fl-row-bg-color fl-node-67ea4286f1a8e\"\u003e\n\u003cdiv class=\"fl-row-content-wrap\"\u003e\n\u003cdiv class=\"fl-row-content fl-row-full-width fl-node-content\"\u003e\n\u003cdiv data-node=\"67ea4286f21e8\" class=\"fl-col-group fl-node-67ea4286f21e8\"\u003e\n\u003cdiv data-node=\"67ea4286f222a\" class=\"fl-col fl-node-67ea4286f222a\"\u003e\n\u003cdiv class=\"fl-col-content fl-node-content\"\u003e\n\u003cdiv data-animation-delay=\"0.0\" data-node=\"67ea4286f226b\" class=\"fl-module fl-module-rich-text fl-node-67ea4286f226b\"\u003e\n\u003cdiv class=\"fl-module-content fl-node-content\"\u003e\n\u003cdiv class=\"fl-rich-text\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"PGX Super Indoor Environmental Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/PGX_Super_Indoor_Envionment_Monitor-2507-S.pdf\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf?v=1651255080\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"PGX Super Indoor Environment Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/PGX_Super_Indoor_Envionment_Monitor-2507-S.pdf\" target=\"_blank\"\u003ePGX Super Indoor Environment Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003e\u003cstrong\u003eVideos\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/oh8bSTncGAo?si=iGnwhTH-LpE1rhkT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e \u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":51838643011768,"sku":"PGX-018C","price":1212.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/PGX-Super-Indoor-Environment-Monitor-3.jpg?v=1759269409"},{"product_id":"ac-adapter-for-wall-mount-ozone-monitor","title":"AC Adapter for Wall Mount Ozone Monitor","description":"\u003cp\u003e120V AC Adapter for Tongdy Wall Mount Ozone Monitor #\u003cspan\u003eG09-O3-3111-B50 \u003c\/span\u003e(US).\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":52342334750904,"sku":"PA-001","price":25.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/AC-Adapter_bc5b6d2e-92e0-4e7c-b222-0753860560fa-450248.jpg?v=1752580197"},{"product_id":"outdoor-air-quality-monitor","title":"Outdoor Air Quality Monitor","description":"\u003ch1\u003e\n\u003cspan\u003eOutdoor Air Quality Monitor from Tongdy is a professional environmental monitoring system designed for real time, multi-parameter outdoor air quality measurement in urban environments, industrial areas and infrastructure projects.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eNote: \u003c\/strong\u003e\u003cb\u003eAll Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe system integrates commercial grade sensing modules capable of measuring multiple environmental parameters simultaneously \u003c\/strong\u003ewhile providing reliable data communication for smart city monitoring networks environmental compliance and research applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModular design allows monitoring of up to eight environmental parameters including particulate matter gases temperature humidity and atmospheric pressure. \u003c\/strong\u003eMultiple communication options including RS485 WiFi Ethernet and 4G enable seamless integration with environmental monitoring platforms and IoT systems.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEngineered for continuous outdoor operation, the unit features a weather resistant enclosure with IP53 protection and integrated shielding against rain snow UV radiation and extreme temperatures. The monitor can be mounted on building walls rooftops poles or ground stations making it ideal for environmental monitoring networks and smart infrastructure deployments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eReal time monitoring of outdoor air quality parameters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeather resistant design with rain and snow protection\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eP53 environmental protection rating for outdoor installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports monitoring of u eight environmental parameters simultaneously\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh precision commercial grade sensing modules\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlexible communications with standard RS485, and optional WiFi, Ethernet or 4G\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports Modbus RTU BACnet MS\/TP and MQTT protocols\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfigurable data upload intervals from 1 minute to 24 hours\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports moving average data outputs for 1 minute 1 hour and 24 hours\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSolar powered option for off grid installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLithium battery backup enabling operation during low sunlight conditions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePole wall rooftop or ground mounting options available\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Parameters \u003c\/strong\u003e\u003cb\u003eMeasured\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eTemperature and Humidit\u003cspan class=\"s1\"\u003ey\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eParticles (PM2.5\/ PM10 )\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCarbon Monoxide(CO)\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eOzone(O\u003cspan class=\"s1\"\u003e3\u003c\/span\u003e)\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eNitrogen Dioxide(NO2)\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eSulfur Dioxide (SO2)\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCarbon Dioxide (CO2)\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eTVOC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSmart city air quality monitoring networks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUrban pollution monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial site environmental monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTunnel and underground air monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConstruction site environmental compliance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnvironmental research projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePublic health air quality monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCampus and infrastructure environmental monitoring\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstyle\u003e\n.sper-spec-table{\n  width:100%;\n  border-collapse:collapse;\n  font-family:Arial, Helvetica, sans-serif;\n  font-size:14px;\n  margin:18px 0;\n}\n\n.sper-spec-table th{\n  background:#f3f4f6;\n  color:#333;\n  text-align:left;\n  padding:10px;\n  border:1px solid #e2e2e2;\n  font-weight:600;\n}\n\n.sper-spec-table td{\n  padding:10px;\n  border:1px solid #e2e2e2;\n  vertical-align:top;\n}\n\n.sper-spec-table tr:nth-child(even){\n  background:#fafafa;\n}\n\n.sper-spec-section{\n  font-weight:600;\n  background:#eef2f6;\n}\n\n@media screen and (max-width:768px){\n  .sper-spec-table{\n    font-size:13px;\n  }\n}\n\u003c\/style\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ch3\u003eGeneral Specifications\u003c\/h3\u003e\n\u003ctable class=\"sper-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e0 to 99% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Humidity\u003c\/td\u003e\n\u003ctd\u003e10% to 60% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eIndustrial PC enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP53 outdoor weather resistant housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitor Width\u003c\/td\u003e\n\u003ctd\u003e190 mm (272 mm including mounting bracket)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e252 to 441 mm depending on sensor configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight with Bracket\u003c\/td\u003e\n\u003ctd\u003e362 to 574 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.35 kg to 3.05 kg depending on configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003ePower and Communication\u003c\/h3\u003e\n\u003ctable class=\"sper-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e12 to 24 VDC with 100 to 240 VAC power adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Power Option\u003c\/td\u003e\n\u003ctd\u003e160 W monocrystalline solar panel with lithium battery system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery System\u003c\/td\u003e\n\u003ctd\u003e18 to 24 lithium 18650 batteries (2600 to 3400 mAh each)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Operation Time\u003c\/td\u003e\n\u003ctd\u003eUp to 96 hours during cloudy or rainy conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS485 Interface\u003c\/td\u003e\n\u003ctd\u003eModbus RTU or BACnet MS\/TP, default 9600 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiFi\u003c\/td\u003e\n\u003ctd\u003eOptional 2.4 GHz 802.11 b g n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet\u003c\/td\u003e\n\u003ctd\u003eOptional RJ45 Ethernet communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCellular Option\u003c\/td\u003e\n\u003ctd\u003eOptional 4G LTE connectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Upload Interval\u003c\/td\u003e\n\u003ctd\u003eConfigurable from 1 minute to 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Output\u003c\/td\u003e\n\u003ctd\u003eMoving average values for 1 minute 1 hour and 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAir Quality Sensor Specifications\u003c\/h3\u003e\n\u003ctable class=\"sper-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"4\"\u003eParticulate Matter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSensor Type\u003c\/th\u003e\n\u003cth\u003eRange\u003c\/th\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePM2.5\u003c\/td\u003e\n\u003ctd\u003eLaser particle sensor\u003c\/td\u003e\n\u003ctd\u003e0 to 1000 µg\/m³\u003c\/td\u003e\n\u003ctd\u003e±5 µg\/m³ +10% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePM10\u003c\/td\u003e\n\u003ctd\u003eLaser particle sensor\u003c\/td\u003e\n\u003ctd\u003e0 to 1000 µg\/m³\u003c\/td\u003e\n\u003ctd\u003e±10 µg\/m³ +15% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"4\"\u003eEnvironmental Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003eBand gap semiconductor\u003c\/td\u003e\n\u003ctd\u003e-20°C to 80°C\u003c\/td\u003e\n\u003ctd\u003e±0.3°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eCapacitive sensor\u003c\/td\u003e\n\u003ctd\u003e0 to 99% RH\u003c\/td\u003e\n\u003ctd\u003e±3% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"4\"\u003eGas Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Monoxide (CO)\u003c\/td\u003e\n\u003ctd\u003eElectrochemical\u003c\/td\u003e\n\u003ctd\u003e0 to 200 mg\/m³\u003c\/td\u003e\n\u003ctd\u003e±1 mg\/m³ +5% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOzone (O3)\u003c\/td\u003e\n\u003ctd\u003eElectrochemical\u003c\/td\u003e\n\u003ctd\u003e0 to 2000 µg\/m³\u003c\/td\u003e\n\u003ctd\u003e±15 µg\/m³ +15% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrogen Dioxide (NO2)\u003c\/td\u003e\n\u003ctd\u003eElectrochemical\u003c\/td\u003e\n\u003ctd\u003e0 to 4000 µg\/m³\u003c\/td\u003e\n\u003ctd\u003e±15 µg\/m³ +15% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSulfur Dioxide (SO2)\u003c\/td\u003e\n\u003ctd\u003eElectrochemical\u003c\/td\u003e\n\u003ctd\u003e0 to 4000 µg\/m³\u003c\/td\u003e\n\u003ctd\u003e±15 µg\/m³ +15% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Dioxide (CO2)\u003c\/td\u003e\n\u003ctd\u003eNDIR sensor\u003c\/td\u003e\n\u003ctd\u003e350 to 2000 ppm\u003c\/td\u003e\n\u003ctd\u003e±30 ppm +5% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTVOC\u003c\/td\u003e\n\u003ctd\u003eMetal oxide sensor\u003c\/td\u003e\n\u003ctd\u003e0.01 to 4.00 mg\/m³\u003c\/td\u003e\n\u003ctd\u003e±0.05 mg\/m³ +10% reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtmospheric Pressure\u003c\/td\u003e\n\u003ctd\u003eMEMS semiconductor\u003c\/td\u003e\n\u003ctd\u003e0 to 103425 Pa\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; ±48 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TF9_datasheet-2510.pdf\" title=\"Outdoor Air Quality Monitor Datasheet\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Outdoor Air Quality Monitor Datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TF9_datasheet-2510.pdf\" target=\"_blank\"\u003eOutdoor Air Quality Monitor Datasheet\u003c\/a\u003e\u003c\/strong\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e","brand":"Tongdy","offers":[{"title":"Default Title","offer_id":52990948933816,"sku":"TF91-11111","price":6297.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TF-9_1.jpg?v=1773259458"},{"product_id":"carbon-monoxide-monitor","title":"Carbon Monoxide Monitor","description":"\u003ch1\u003e\u003cspan\u003eThe TSP-CO Carbon Monoxide Monitor provides continuous monitoring of carbon monoxide levels in commercial and industrial environments where air quality and safety are critical. \u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eNote: \u003c\/strong\u003e\u003cb\u003eAll Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso see: \u003ca href=\"https:\/\/sperdirect.com\/collections\/tongdy-sensing-technology\/products\/carbon-monoxide-transmitter-and-controller\"\u003eTongdy TSP-CO Carbon Monoxide \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/sperdirect.com\/collections\/tongdy-sensing-technology\/products\/carbon-monoxide-transmitter-and-controller\"\u003e\u003cb\u003eMonitor and Controller\u003c\/b\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt measures CO concentration in real time and can also monitor ambient temperature, helping facility managers maintain safe air conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe unit uses a high quality Figaro electrochemical CO sensor that delivers stable, accurate measurements with a service life of more than five years. The sensor module is replaceable, which helps reduce maintenance costs and extend the overall life of the instrument. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA three color status indicator provides quick visual confirmation of operating conditions while an optional buzzer alerts personnel when CO levels exceed the alarm setpoint. \u003c\/span\u003e\u003cspan\u003eWhen properly installed the unit can monitor air quality across an area with a coverage radius of up to approximately 30 meters depending on airflow conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eReal-time monitoring of carbon monoxide concentration and temperature\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial-grade PC\/ABS housing with durable fire-resistant construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-quality Figaro electrochemical CO sensor with 5+ year service life\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaceable CO sensor module\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional OLED display showing CO and temperature readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThree-color status indicator for CO concentration levels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eZero-point calibration capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoverage up to approximately 30 meter radius depending on air movement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUnderground parking garages\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarbon monoxide safety monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmoking detection systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial ventilation monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eModels\u003c\/h4\u003e\n\u003ch4\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/Tongdy_TSP.jpg?v=1773440451\"\u003e\u003c\/h4\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cstyle\u003e\n.sper-spec-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: Arial, Helvetica, sans-serif;\n  font-size: 14px;\n  font-color: 000000;\n}\n\n.sper-spec-table th {\n  background: #BEBFBD;\n  color: #ffffff;\n  text-align: left;\n  padding: 10px;\n  font-weight: 600;\n}\n\n.sper-spec-table td {\n  border-bottom: 1px solid #e5e5e5;\n  padding: 10px;\n}\n\n.sper-spec-table tr:nth-child(even) {\n  background: #f8f8f8;\n}\n\n.sper-spec-section {\n  background: #BEBFBD;\n  font-weight: 600;\n  font-color: 000000;\n}\n\u003c\/style\u003e\n\u003ctable class=\"sper-spec-table\" style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"width: 100%;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eGeneral Specifications\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e24 VAC \/ VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e2.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eOperating Environment\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e-5°C to 50°C, 0–95% RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eStorage Environment\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e-5°C to 60°C, 0–95% RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eHousing Material\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eFire-resistant PC\/ABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eProtection Class\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eIP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e95 × 117 × 36 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e280 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 100%;\"\u003eCarbon Monoxide Measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eFigaro electrochemical CO sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eMeasurement Ranges\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e0–100 ppm (default), 0–200 ppm, 0–300 ppm, 0–500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e±1 ppm + 5% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eResponse Time (T90)\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e\u0026lt;130 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSignal Refresh\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e1 second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSensor Lifetime\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eApprox. 5 years, replaceable module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 100%;\"\u003eTemperature Measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eCapacitive temperature sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e-5°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e±0.5°C (20–40°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eResolution\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e0.1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eModels\u003c\/h4\u003e\n\u003cstyle\u003e\n.sper-model-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: Arial, Helvetica, sans-serif;\n  font-size: 14px;\n  margin-top: 20px;\n}\n\n.sper-model-table th {\n  background: #BEBFBD;\n  color: #ffffff;\n  text-align: left;\n  padding: 10px;\n  font-weight: 600;\n}\n\n.sper-model-table td {\n  border-bottom: 1px solid #e5e5e5;\n  padding: 10px;\n}\n\n.sper-model-table tr:nth-child(even) {\n  background: #f8f8f8;\n}\n\u003c\/style\u003e\n\u003ctable class=\"sper-model-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eModel\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eType\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eAnalog Output\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eRelay Outputs\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eRS485 Modbus\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eTemperature Measurement\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-B100\u003c\/td\u003e\n\u003ctd\u003eCO Transmitter\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-B101\u003c\/td\u003e\n\u003ctd\u003eCO Transmitter\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-B001\u003c\/td\u003e\n\u003ctd\u003eCO Transmitter\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D010\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e1 Relay\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D020-T\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e2 Relays\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D110\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e1 Relay\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D101\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\n\u003cspan style=\"font-size: 0.875rem;\"\u003eDownloads\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TSP-CO-Detector-datasheet.pdf\" title=\"Carbon Monoxide Transmitter and Controller Datasheet\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TSP-CO-Detector-datasheet.pdf\" title=\"Carbon Monoxide Transmitter and Controller Datasheet\" target=\"_blank\"\u003e\n\u003cp class=\"p1\"\u003eCarbon Monoxide Monitor Datasheet\u003c\/p\u003e\n\u003c\/a\u003e\u003c\/strong\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e","brand":"Tongdy","offers":[{"title":"TSP-CO-B100 Monitor | 1x0~10V \/ 4~20mA analog output for CO","offer_id":53007290728632,"sku":"TSP-CO-B100","price":240.0,"currency_code":"USD","in_stock":true},{"title":"TSP-CO-B101 Monitor | 1x0~10V \/ 4~20mA analog output for CO with Modbus RS485","offer_id":53007290761400,"sku":"TSP-CO-B101","price":240.0,"currency_code":"USD","in_stock":true},{"title":"TSP-CO-B001 Monitor | Modbus RS485 interface","offer_id":53007290794168,"sku":"TSP-CO-B001","price":240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TSP-CO-2.jpg?v=1773439060"},{"product_id":"carbon-monoxide-controller","title":"Carbon Monoxide Monitor and Controller","description":"\u003ch1\u003e\u003cspan\u003eThe TSP-CO Carbon Monoxide Monitor and Controller provides continuous monitoring of carbon monoxide levels in commercial and industrial environments where air quality and safety are critical. \u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eNote: \u003c\/strong\u003e\u003cb\u003eAll Tongdy monitors and controls ship direct from the factory. Please allow 10-15 business days for shipping and handling.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlso see: \u003ca href=\"https:\/\/sperdirect.com\/products\/carbon-monoxide-monitor\"\u003eTongdy TSP-CO Carbon Dioxide Monitor\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt measures CO concentration in real time and can also monitor ambient temperature, helping facility managers maintain safe air conditions while controlling ventilation systems efficiently.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe unit uses a high quality Figaro electrochemical CO sensor that delivers stable, accurate measurements with a service life of more than five years. The sensor module is replaceable, which helps reduce maintenance costs and extend the overall life of the instrument. Flexible outputs include a 0 to 10V or 4 to 20mA analog signal for integration with ventilation controls, environmental monitoring systems and building automation platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRS485 communication with Modbus RTU protocol allows easy integration with modern building management systems. Relay outputs can be used to activate ventilation fans, alarms or other safety devices when carbon monoxide levels reach preset thresholds. A three color status indicator provides quick visual confirmation of operating conditions while an optional buzzer alerts personnel when CO levels exceed the alarm setpoint.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe transmitter is housed in a durable industrial grade PC and ABS enclosure designed for reliable operation in demanding environments such as parking garages, mechanical rooms and ventilation control systems. When properly installed the unit can monitor air quality across an area with a coverage radius of up to approximately 30 meters depending on airflow conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eReal-time monitoring of carbon monoxide concentration and temperature\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial-grade PC\/ABS housing with durable fire-resistant construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-quality Figaro electrochemical CO sensor with 5+ year service life\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaceable CO sensor module\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional OLED display showing CO and temperature readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAnalog output 0-10V or 4-20mA for CO measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRS485 Modbus RTU communication option\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOne or two relay outputs for ventilation fan or alarm control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThree-color status indicator for CO concentration levels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional buzzer alarm when setpoint is exceeded\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eZero-point calibration capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoverage up to approximately 30 meter radius depending on air movement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUnderground parking garages\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVentilation control systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding management systems (BMS)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarbon monoxide safety monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmoking detection systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial ventilation monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eModels\u003c\/h4\u003e\n\u003ch4\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/Tongdy_TSP.jpg?v=1773440451\"\u003e\u003c\/h4\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cstyle\u003e\n.sper-spec-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: Arial, Helvetica, sans-serif;\n  font-size: 14px;\n  font-color: 000000;\n}\n\n.sper-spec-table th {\n  background: #BEBFBD;\n  color: #ffffff;\n  text-align: left;\n  padding: 10px;\n  font-weight: 600;\n}\n\n.sper-spec-table td {\n  border-bottom: 1px solid #e5e5e5;\n  padding: 10px;\n}\n\n.sper-spec-table tr:nth-child(even) {\n  background: #f8f8f8;\n}\n\n.sper-spec-section {\n  background: #BEBFBD;\n  font-weight: 600;\n  font-color: 000000;\n}\n\u003c\/style\u003e\n\u003ctable class=\"sper-spec-table\" style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"width: 100%;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eGeneral Specifications\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e24 VAC \/ VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e2.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eOperating Environment\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e-5°C to 50°C, 0–95% RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eStorage Environment\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e-5°C to 60°C, 0–95% RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eHousing Material\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eFire-resistant PC\/ABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eProtection Class\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eIP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e95 × 117 × 36 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e280 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 100%;\"\u003eCarbon Monoxide Measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eFigaro electrochemical CO sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eMeasurement Ranges\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e0–100 ppm (default), 0–200 ppm, 0–300 ppm, 0–500 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e±1 ppm + 5% of reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eResponse Time (T90)\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e\u0026lt;130 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSignal Refresh\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e1 second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSensor Lifetime\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eApprox. 5 years, replaceable module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 100%;\"\u003eTemperature Measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eCapacitive temperature sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e-5°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e±0.5°C (20–40°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eResolution\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e0.1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"sper-spec-section\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 100%;\"\u003eOutputs and Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eAnalog Output\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e1 × 0–10 VDC or 4–20 mA linear output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eRelay Outputs\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003e1 or 2 dry contact relays (max 5A @ 230VAC \/ 30VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eCommunication\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eRS485 Modbus RTU (optional), 9600 baud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eThree-color LED status indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 1.782531%;\"\u003eOptional Alarm\u003c\/td\u003e\n\u003ctd style=\"width: 98.217469%;\"\u003eBuzzer alarm when CO exceeds setpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eModels\u003c\/h4\u003e\n\u003cstyle\u003e\n.sper-model-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: Arial, Helvetica, sans-serif;\n  font-size: 14px;\n  margin-top: 20px;\n}\n\n.sper-model-table th {\n  background: #BEBFBD;\n  color: #ffffff;\n  text-align: left;\n  padding: 10px;\n  font-weight: 600;\n}\n\n.sper-model-table td {\n  border-bottom: 1px solid #e5e5e5;\n  padding: 10px;\n}\n\n.sper-model-table tr:nth-child(even) {\n  background: #f8f8f8;\n}\n\u003c\/style\u003e\n\u003ctable class=\"sper-model-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eModel\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eType\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eAnalog Output\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eRelay Outputs\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eRS485 Modbus\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eTemperature Measurement\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-B100\u003c\/td\u003e\n\u003ctd\u003eCO Transmitter\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-B101\u003c\/td\u003e\n\u003ctd\u003eCO Transmitter\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-B001\u003c\/td\u003e\n\u003ctd\u003eCO Transmitter\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D010\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e1 Relay\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D020-T\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e2 Relays\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D110\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e1 Relay\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSP-CO-D101\u003c\/td\u003e\n\u003ctd\u003eCO Controller\u003c\/td\u003e\n\u003ctd\u003e0–10V or 4–20mA\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\n\u003cspan style=\"font-size: 0.875rem;\"\u003eDownloads\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TSP-CO-Detector-datasheet.pdf\" title=\"Carbon Monoxide Transmitter and Controller Datasheet\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850001E-i.pdf\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/TSP-CO-Detector-datasheet.pdf\" title=\"Carbon Monoxide Transmitter and Controller Datasheet\" target=\"_blank\"\u003e\n\u003cp class=\"p1\"\u003eCarbon Monoxide Transmitter and Controller Datasheet\u003c\/p\u003e\n\u003c\/a\u003e\u003c\/strong\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e","brand":"Tongdy","offers":[{"title":"TSP-CO-D010 Controller | 1x relay output for CO value","offer_id":53019422720184,"sku":"TSP-CO-D010","price":297.0,"currency_code":"USD","in_stock":true},{"title":"TSP-CO-D020-T-2XCO Controller | 2x relay outputs for CO","offer_id":53019422752952,"sku":"TSP-CO-D020-T-2XCO","price":299.0,"currency_code":"USD","in_stock":true},{"title":"TSP-CO-D020-T-CO-TRH Controller | 1 relay output for CO + 1 for Temperature\/RH","offer_id":53019536949432,"sku":"TSP-CO-D020-T-CO-TRH","price":279.0,"currency_code":"USD","in_stock":true},{"title":"TSP-CO-D011 Controller | 1x relay output for CO with Modbus RS485","offer_id":53019422785720,"sku":"TSP-CO-D011","price":297.0,"currency_code":"USD","in_stock":true},{"title":"TSP-CO-D101 Controller | 1x0~10V \/ 4~20mA analog output for CO with Modbus RS485","offer_id":53019422818488,"sku":"TSP-CO-D101","price":297.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/files\/TSP-CO-1.jpg?v=1773439060"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/3735\/0584\/collections\/tongdy-sensing-technology-7808162_259e448f-314c-485b-8cb6-b588e9902482.png?v=1780541424","url":"https:\/\/sperscientific.com\/collections\/tongdy-sensing-technology.oembed","provider":"Sper Scientific Instruments","version":"1.0","type":"link"}