Description
Resistive Metal MQ-2 3 4 5 6 7 8 9 135 Smoke Alcohol CO H2 Gas Sensor Detector
Feature
1.Options:
MQ-2(Smoke), MQ-3(Alcohol), MQ-4(Methane),
MQ-5(Natural Gas), MQ-6(Isobutane,Propane), MQ-7(CO),
MQ-8(H2), MQ-9(CO,Combustible Gas), MQ-135(Air Quality Detector);
2.Principle: The detected gas concentration higher, The resistance is lower;
3.Diameter: Φ19mm(MQ-2,3,5,6,8,9,135), Φ16.8mm(MQ-3,7);
Mechanical
1.Sensitive Material: SnO2;
2.Electrode: Au;
3.Electrode Line: Pt;
4.Heater Coil: Ni-Cr Alloy;
Anna –
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MKTechnic.com –
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