In recent years, the domestic environmental protection industry has developed rapidly, and a large number of new environmental protection enterprises have begun to develop high-tech instruments and equipment. There are dust monitoring systems, VOC monitoring equipment, negative oxygen ion monitoring instruments, etc., among which the application demand for dust monitoring systems is more extensive.

Product Features:

This device has functions such as online monitoring of particulate matter concentration, environmental temperature and humidity, alarm, wind speed and direction, noise monitoring, and video recording transmission and capture. The device consists of a video surveillance system, an online particulate matter monitor, a data collection and transmission system, a data integration and information collection platform. Secondly, the device has powerful functions, simple operation, and accurate detection, and can achieve 24-hour operation.

project	performance metrics
principle	β - ray absorption method
Concentration measurement range	（0～10）mg/m3
detection limit	1μg/m3
indication error	Not greater than ± 20%
indication repeatability	Not exceeding 10%
Clock Error	Not exceeding ± 20s, in normal working condition
	Not more than ± 2 minutes, in power-off state
Temperature measurement indication error	Not greater than ± 2 ℃, (-30~50) ℃
Traffic stability	Set flow rate to ± 8% within 24 hours
	Set flow rate to ± 4%, 24-hour average flow rate
temporal resolution	60s
Calibration membrane reproducibility	Not greater than ± 2% (nominal value)
Voltage variation stability	The variation of the measured value of the standard membrane shall not exceed ± 5% (nominal value)
parallelism	≤10%
Comparison testing of reference methods	Slope: 1 ± 0.15; Intercept: (0 ± 10) μ g/m3; Correlation coefficient ≥ 0.95
Data efficiency	Not less than 85%

name	measurement range	Technical Requirements
temperature	（-40～100）℃	±1℃
humidity	0%RH～100%RH	±3%RH
wind direction	0°～359°	±5°
wind speed	0m/s～30m/s	±1 m/s
atmospheric pressure	100hPa～1150 hPa	±10 hPa