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

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We attempt for excellence, company the customers", hopes to be the top cooperation team and dominator company for personnel, suppliers and customers, realizes price share and continual marketing for , , , We are sincerely on the lookout ahead to cooperate with buyers everywhere in the entire world. We imagine we will satisfy along with you. We also warmly welcome consumers to visit our manufacturing unit and purchase our items.

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	91.00mm111.00mm51.00mm
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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Sticking for the principle of "Super Quality, Satisfactory service" ,We have been striving for being a superb small business partner of you 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: Estonia, Sierra Leone, Roman, We are introduced as a one of the growing manufacture supplier and export of our products. We have a team of dedicated trained professional who take care the quality and timely supply. If you are looking for Good Quality at a good price and timely delivery. Do contact us.

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Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,

By Edith from Ireland - 2018.06.09 12:42

The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.

By Judy from Bulgaria - 2017.09.29 11:19

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