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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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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Our enterprise aims to operating faithfully, serving to all of our prospects , and working in new technology and new machine frequently for OEM Supply Indoor Ventilation - EM21 Embedded Indoor Air Quality Monitor – Tongdy , The product will supply to all over the world, such as: Bandung, Seychelles, Guyana, We have been very responsible for all details on our customers order no matter on warranty quality, satisfied prices, quick delivery, on time communication, satisfied packing, easy payment terms, best shipment terms, after sales service etc. We provide one-stop service and best reliability to our every customers. We work hard with our customers, colleagues, workers to make a better future.
  • The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
    5 Stars By Ellen from Panama - 2018.12.22 12:52
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Ada from Algeria - 2017.08.28 16:02
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