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

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Now we have superior devices. Our solutions are exported to your USA, the UK and so on, enjoying a superb name between customers for , , , Good quality would be the key factor to the company to stand out from other competitors. Seeing is Believing, want far more info? Just trial on its 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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We insist on offering high-quality production with great enterprise concept, honest product sales and also the finest and fast service. it will bring you not only the superior quality solution and huge profit, but the most significant should be 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: Brunei, Algeria, France, Welcome any of your inquiries and concerns for our products. We look forward to establishing a long-term business relationship with you in the near future. Contact us today. We are the first business partner for you!

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We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

By Maggie from Afghanistan - 2018.11.22 12:28

Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!

By Norma from Mongolia - 2017.04.18 16:45

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