Feature : High sensitivity and wide detection range Semi-conductive smoke sensor Fast response and recovery
Sensitive material of MQ-2 gas sensor is SnO2, which with lower conductivity in clean air. When the target combustible gas exist, The sensor's conductivity is more higher along with the gas concentration rising. Please use simple electrocircuit, Convert change of conductivity to...
UL approved photo electric sensing head used as sensor Very low leakage chamber used for smoke collection Telescoping tubes used for smoke sampling Easy installation on duct Direct connection to the fire and smoke damper controller...
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