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Factory Direct Smoke Sensor MQ-2 Gas Sensor MQ2
Detection range: 300 to 10000ppmm
Characteristic gas: 1000ppmm isobutane
Sensitivity: R in air/Rin typical gas≥5
Sensitive body resistance: 1KΩ to 20KΩ in 50ppm toluene
Response time: ≤10s
Recovery time: ≤30s
Heating resistance: 31Ω±3Ω
Heating current: ≤180mA
Heating voltage: 5.0V±0.2V
Heating power: ≤900mW
Measuring voltage: ≤24V
Working conditions Ambient temperature: -20°C~+55°C
Humidity: ≤95 hundred RH
Oxygen content in the environment: 21 hundred
Storage conditions Temperature: -20°C~+70°C
Humidity: ≤ 70 hundred RH
Structure diagram
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