QB2000 RS485 output factory price gas alarm control system  composed of controller and detectors, can control different kind of sensors, simple to install and operate, microprocessor controlled, the controller can raise the alarming when the detected concentration reached the preset value. so it is widely used in oil,chemical,gas station etc.

Applicaton: 

This system applies to metallurgy, petrol, petrifaction, chemistry, light industry, coking, municipal administration, gas, pharmaceutical, sewage dealing and many other special industry and field that need proofing for fire, explosion, and toxic gas leakage.