China Gold Supplier for Carbon Monoxide And Gas Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy
China Gold Supplier for Carbon Monoxide And Gas 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) |

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With our excellent administration, strong technical capability and strict excellent control method, we carry on to offer our clients with responsible good quality, reasonable costs and great companies. We intention at becoming considered one of your most responsible partners and earning your pleasure for China Gold Supplier for Carbon Monoxide And Gas Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy , The product will supply to all over the world, such as: Ghana, Thailand, USA, Providing Quality Products, Excellent Service, Competitive Prices and Prompt Delivery. Our products are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.
The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
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