Quality Inspection for Best Pm2.5 Monitor - EM21 Embedded Indoor Air Quality Monitor – Tongdy

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Quality Inspection for Best Pm2.5 Monitor - 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:

Quality Inspection for Best Pm2.5 Monitor - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures

Quality Inspection for Best Pm2.5 Monitor - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures

Quality Inspection for Best Pm2.5 Monitor - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures

Quality Inspection for Best Pm2.5 Monitor - EM21 Embedded Indoor Air Quality Monitor – Tongdy detail pictures


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We insist on offering premium quality manufacturing with superior business concept, honest product sales as well as finest and fast assistance. it will bring you not only the good quality product or service and huge profit, but the most significant is to occupy the endless market for Quality Inspection for Best Pm2.5 Monitor - EM21 Embedded Indoor Air Quality Monitor – Tongdy , The product will supply to all over the world, such as: Benin, Puerto Rico, South Africa, Each product is carefully made, it will make you satisfied. Our merchandise in the production process have got strictly monitored, because it is only to supply you the best quality, we'll feel confident. High production costs but low prices for our long-term cooperation. You can have a variety choices and the value of all types are same reliable. If you have any question, do not hesitate to ask us.
  • In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
    5 Stars By Natalie from Botswana - 2017.10.25 15:53
    The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Barbara from Pretoria - 2018.04.25 16:46
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