Free sample for Carbon Monoxide Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy
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 | 91.00mm*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) |
Product detail pictures:
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Trustworthy good quality and excellent credit score standing are our principles, which will help us at a top-ranking position. Adhering towards the tenet of "quality first, buyer supreme" 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: Belgium, Kuwait, Rwanda, We aim to build a famous brand which can influence a certain group of people and light up the whole world. We want our staff to realize self-reliance, then achieve financial freedom, lastly obtain time and spiritual freedom. We do not focus on how much fortune we can make, instead we aim to obtain high reputation and be recognized for our products. As a result, our happiness comes from our clients satisfaction rather than how much money we earn. Ours team will do best for you always.
By Freda from Southampton - 2017.12.31 14:53
Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
By Molly from Netherlands - 2018.06.21 17:11
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