1、 Product Overview
The micro environmental air automatic monitoring device is a highly integrated atmospheric monitoring equipment independently developed by the company. Combining gas electrochemical sensors, infrared light scattering particle collection sensors, and various meteorological sensors to achieve real-time monitoring of air pollutants (SO2, NO2, O3, CO, PM2.5, PM10) and meteorological parameters (temperature, humidity, wind direction, wind speed).
The micro environmental air automatic monitoring instrument solves the problems of high construction cost, long construction period, and poor mobility of traditional air monitoring stations; Solved the problems of temperature and humidity software compensation, diffusion air intake, cross interference between gases, and manual error compensation for similar devices.
2、 Standard
Complies with the local standard DB13T 2544-2017 "Technical Requirements and Testing Methods for Grid Monitoring System for Air Pollution Prevention and Control" for micro air stations.
3、 Principle
5、 Product Features
1. Semiconductor constant temperature and humidity design eliminates environmental interference caused by body temperature.
2. The patented technology for anti blowing dehumidification does not require compensation for monitoring data.
3. Pump suction intake ensures a constant flow rate of the sample gas.
4. Equipped with a built-in flow sensor to provide feedback and adjust the intake flow rate.
5. Three gas path analysis channel design to eliminate mutual interference between measured gases.
6. High temperature furnace conversion, catalytic decomposition, gas filtration and other methods can completely solve the cross interference between SO2, NO2 and O3.
7. Four electrodes, real-time elimination of sensor drift through auxiliary electrodes.
8. Flexible selection of gas monitoring parameters and customization of dedicated portable cases.
6、 Technical parameters
(1) Monitoring parameters:
SO2、NO2、O3、CO、PM2.5、PM10； Meteorological parameters (temperature, humidity, wind direction, wind speed); TVOC optional.
(2) PM2.5 monitoring requirements
Measurement range: 0-1000 μ g/m3; Detection limit: ≤ 10 μ g/m3; Resolution: ≤ 1 μ g/m3;
(3) PM10 monitoring requirements
Measurement range: 0-1000 μ g/m3; Detection limit: ≤ 20 μ g/m3; Resolution: ≤ 1 μ g/m3;
(4) SO2 monitoring requirements
Measurement range: 0-500ppb; Detection limit: ≤ 5ppb; Resolution: ≤ 1ppb;
(5) NO2 monitoring requirements
Measurement range: 0-500ppb; Detection limit: ≤ 5 ppb; Resolution: ≤ 1ppb;
(6) O3 monitoring requirements
Measurement range: 0-500ppb; Detection limit: ≤ 5ppb; Resolution: ≤ 1ppb;
(7) CO monitoring requirements
Measurement range: 0-50ppm; Detection limit: ≤ 0.1ppm; Resolution: ≤ 0.1ppm;
(8) TVOC monitoring requirements
Measurement range: 0-50ppm; Detection limit: ≤ 10pppb; Resolution: ≤ 1ppb;
(9) Temperature monitoring requirements
Measurement range: -20~55 ℃; Resolution: ≤± 1 ℃;
(10) Humidity monitoring requirements
Measurement range: 5% to 95% RH; Resolution: ≤± 1% RH;
7、 Application Fields
(1) Selection of air station locations
(2) Grid based monitoring for pollution prevention and control
(3) Industrial boundary monitoring: petrochemical plants, power plants, landfills, mines, heavy industry, airports, ports, railways, etc.
(4) Roadside monitoring: urban traffic arteries, urban streets, highway tunnels, highways, etc
(5) Short term hotspot monitoring: site selection for urban monitoring stations, vertical atmospheric observation, construction site monitoring, important events or activities, scientific research, environmental impact assessment monitoring, etc
(6) Vehicle mounted mobile monitoring: environmental emergency monitoring, environmental inspection/patrol monitoring, rural air quality monitoring, etc.
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