Gas Detector with Shut Off Valve (AK-200FC/P+DN20)
Category: Alarm System
1, Hot wire type sensor
2, Power: 110VAC/220VAC/230VAC, 12V-25VDC
3, Alarm density: Coal gas: 1000~5000ppm, Liquid petroleum gas: 1000~10000ppm,
Natural gas: 1000ppm~5000ppm
5, Interco...