Particulate matter monitoring system
β - ray + DHS (dynamic heating system), one of the methods recommended by national central station, is adopted;
The instrument is designed according to the newly issued standard hj653-2013. The concentration unit is μ g / m3, and the display resolution is 0.1 μ g / m3;
The flow control part of the instrument adopts the frequency converter to control the regulating valve. When the outdoor temperature is - 30 ℃ ~ 60 ℃, the inlet flow of the cutter is accurately controlled to be stable at 16.7l/min;
The instrument can be extended to monitor TSP, PM10, PM5, PM2.5 and PM1 (the cutter has the test report of national authority department).
Noise monitoring system
Outdoor microphone, windproof and rainproof;
Digital signal processing technology is adopted;
Optional real-time spectrum analysis;
Automatic or remote calibration of the system;
Large storage capacity;
Automatically upload online.
Meteorological parameter monitoring system
Multi parameter integrated design, system maintenance free, easy to install;
Solid and durable ultrasonic wind direction and wind speed, never mechanical wear;
GPS positioning, clear indication of site coordinates;
According to the demand, it can select the weather parameters such as precipitation, sunshine, ultraviolet and so on;
It has a large capacity of memory and rich system instructions, and the system protocol is open.
Video monitoring system
CMOS image sensor, outdoor all-weather monitoring type;
The video pan tilt rotates 360 ° in any direction without monitoring dead angle;
Automatic optical zoom for clearer viewing;
Video playback and storage in the cloud;
Cloud alarm image storage.
data acquisition system
CMOS image sensor, outdoor all-weather monitoring type;
The video pan tilt rotates 360 ° in any direction without monitoring dead angle;
Automatic optical zoom for clearer viewing;
Video playback and storage in the cloud;
Cloud alarm image storage.

Th-gda construction site environmental quality monitoring system is a new instrument developed by our company. According to the latest standard of the Ministry of environmental protection of the people's Republic of China and the needs of environmental air treatment in various places, the instrument integrates particle monitoring system, noise monitoring system, video monitoring system, meteorological monitoring system and GPS positioning system according to the characteristics of high dust and high noise in construction site, and transmits environmental quality information of construction site to management department in time. The system is a new instrument to promote the civilized construction of the construction site and accept the supervision in time. It can realize the simultaneous management of multiple construction sites in the central control room.