OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy

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OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy Detail:

Real-time indoor air quality detection, single or combined measurement selection: PM2.5, CO2, TVOC, HCHO,Temperature and RH
3-color light indicates the range of the main measurement
Screen display optional

Technology Specifications

Specifications CO2 TVOC PM2.5 Temp&RH HCHO
sensor NDIR Metal oxide semiconductor Laser particle sensorLight scattering method High-precision digital integratedTemperature and humidity sensor Electrochemical Formaldehyde sensors
Measuringrange 400~5,000ppm 0~ 4.0mg∕㎥ 0~500μg∕㎥ Temp:-20℃~60℃Humidity:0~99%RH 0~0.6mg/m3
Output Resolution 1ppm 0.001mg∕㎥ 1μg∕㎥ Temp:0.01℃ Humidity:0.01%RH 0.001mg∕㎥
Accuracy ±50ppm + 3% of readingor 75ppm <15% <15% Temp:±0.8℃ Humidity:±4.5%RH ±0.005mg/㎥+5% of reading

 

General Specifications
Detection Parameters(max.) PM2.5;CO2;TVOC;Temp&RH;HCHO Power Supply

24VAC/VDC±10%100~240VAC

Output (Optional) RS485 (Modbus RTU)WIFI @2.4 GHz 802.11b/g/nRJ45 (Ethernet TCP) PoE power supply Optional Shell material and IP level PC fireproof materialIP30
OperatingEnvironment Temp:-10~60℃Humidity︰0~99%RH Overall Dimension 91.00mm*111.00mm*51.00mm
Storage Condition 0℃~50℃0~70%RH Installation standard Standard 86/50 pipe box (installation hole distance 60mm)American standard pipe box (installation hole distance 84mm)

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Product detail pictures:

OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures

OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures

OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures

OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures


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We keep on with our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We intention to create extra worth for our buyers with our prosperous resources, superior machinery, experienced workers and superb services for OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy , The product will supply to all over the world, such as: Auckland, Florence, Greenland, With the advanced workshop, professional design team and strict quality control system, based on mid- to high-end marked as our marketing positioning, our products are fast selling onto European and American markets with our own brands such as below Deniya, Qingsiya and Yisilanya.
  • Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Elma from Cyprus - 2018.10.09 19:07
    It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
    5 Stars By Alice from Algeria - 2018.06.18 19:26
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