Free sample for Carbon Monoxide Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy

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Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for , , , We look forward to establish a long-term business relationship with your esteem co-operation.

Free sample for Carbon Monoxide 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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It adheres on the tenet "Honest, industrious, enterprising, innovative" to acquire new solutions continuously. It regards prospects, success as its personal success. Let us build prosperous future hand in hand for Free sample for Carbon Monoxide Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy , The product will supply to all over the world, such as: Sao Paulo, Birmingham, St. Petersburg, We put the product quality and customer's benefits to the first place. Our experienced salesmen supply prompt and efficient service. Quality control group make sure the best quality. We believe quality comes from detail. If you have demand, let us work together to get success.

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Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.

By Mary from Luxembourg - 2017.01.28 18:53

This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!

By Rae from New Zealand - 2018.09.21 11:01

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