MQ-3 Smoke Sensor Drinking & Ethanol Vapor Detection For Alcohol

SKU: 180816

1.281.15Piece1.1500000000000001USD

¥ 8.80

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    Application 

    • Used for the drink detection of the vehicle and other risks, ethanol vapor detection.   

    Specification 

    • Gas: Alcohol 

    • Detection Range: 10~1000ppmm alcohol 

    • Characteristics Gas: 125ppmm alcohol 

    • Sensitivity: R in air/Rin typical gas≥5 

    • Sensing Resistance: 1~20KΩ in air 

    • Response Time: ≤ 10s (70% Response) 

    • Recovery Time: ≤ 30s (70% Response) 

    • Heating Resistance: 31Ω ± 3Ω 

    • Heating Current: ≤ 180mA 

    • Heating Voltage: 5.0V ± 0.2V 

    • Heating Power: ≤ 900mW 

    • Measuring Voltage: ≤ 24V 

    • Working Conditions 

    • Temperature: -20 Celsius ~ +55  Celsius  

    • Humidity: ≤ 95% RH 

    • Environmental Oxygen Content: 21% 

    Storage Conditions 

    • Temperature: -20  Celsius   ~ +70  Celsius  

    • Humidity: ≤ 70% RH