Atmospheric grid monitoring system

  1、 Equipment performance requirements: 1
Six parameter equipment: with cloud automatic online calibration function, it can automatically correct sensor drift and environmental interference without on-site manual calibration

2
Easy installation and disassembly, convenient point migration, equipment maintenance and equipment quality control

3
Power supply mode: municipal power 220V or solar combined power supply

4
It is applicable to various meteorological conditions to ensure that there is no dead angle in air circulation and no temperature difference inside and outside
2、 Data quality control requirements of equipment:
(1) Initialization calibration: all sensing devices need to be arranged near the standard station with qualified data quality before installation & gt; Initial calibration within 15 days to ensure the data consistency and accuracy of the equipment after calibration;
(2) Online calibration: the system automatically obtains the data of standard stations built in and around the monitoring area, and carries out automatic data quality control for all sensing equipment in operation to ensure the long-term stability of sensor monitoring data?? Qualitative;
3、 Technical requirements and parameters of equipment:
? (1) Monitoring parameters
Particulate matter: PM2 5、PM10
Gaseous pollutants: SO2, NO2, Co, O3
Others: ambient temperature and humidity
(1) Including particle size spectrum analysis: six channels: 0
3, 0
5, 1
0, 2
5, 5
0, 10 & mu; m
(2) Sampling period: 1min-1h, settable
(3) Communication mode: 3G / 4G Mobile / China Unicom wireless communication
(4) Positioning: GPS or Beidou
(5) Storage ambient temperature requirements: - 30 ℃ ~ 60 ℃
(6) Humidity requirements of storage environment: 5 ~ 95% RH
(7) Working environment temperature requirements: - 20 ℃ ~ 50 ℃