Super Purchasing for Carbon Monoxid Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy

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We follow our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create much more worth for our buyers with our abundant resources, highly developed machinery, experienced workers and great providers for , , , We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service.

Super Purchasing for Carbon Monoxid Detector - 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 support our buyers with ideal high quality products and high level service. Becoming the specialist manufacturer in this sector, we have gained rich practical experience in producing and managing for Super Purchasing for Carbon Monoxid Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy , The product will supply to all over the world, such as: Estonia, Durban, Costa Rica, Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia.

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The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.

By Jessie from Bangkok - 2017.05.02 18:28

The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!

By Michelle from Rotterdam - 2017.10.23 10:29

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