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Brief introduction:
QB2000F wall-mounted gas alarm is designed to monitor the H2S gas leakage in the working environment continuously by adopting imported electro-chemical gas sensors. The alarm controller has excellent sensibility, quite good accuracy, linearity and receptivity; Big English LCD displays the real-time concentration of the leakage gas. With 2 relay output, once the concentration exceed the preset alarm point(threshold) it will start the acoustic-optical alarm and it can drive the external equipment like exhaust fans.; Through 4-20mA signal output, it can be directly connected into the factory DCS system.
You don't have to install another control panel ,because QB2000F is combi detector and panel.