Super Purchasing for Carbon Monoxid Detector - EM21 Embedded Indoor Air Quality Monitor – Tongdy
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 | 91.00mm*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:
Related Product Guide:
To regularly increase the management program by virtue from the rule of "sincerely, good religion and high quality are the base of enterprise development", we greatly absorb the essence of linked products internationally, and constantly produce new goods to satisfy the calls for of shoppers 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: Leicester, Zimbabwe, San Francisco, We care about every steps of our services, from factory selection, product development & design, price negotiation, inspection, shipping to aftermarket. Now we have implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our solutions have been strictly inspected before shipment. Your Success, Our Glory: Our aim is to help customers realize their goals. We're making great efforts to achieve this win-win situation and sincerely welcome you to join us.
By Ethan McPherson from Mombasa - 2017.04.08 14:55
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Rosemary from Czech Republic - 2018.06.05 13:10
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