QB2000F lpg gas leak detector with remote control and plug in micro controlling function

Brief introduction: QB2000F fixed lpg gas detector is designed to monitor the lpg gas leakage in the place, where there's lpg gas leak,such like lpg factory,natural gas pipe line, and other combustible gas. 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