
The MQ-3 C2H5OH (Alcohol / Benzine) Gas Sensor is used in gas detection equipment for detecting alcohol such as in a breath analyzer. This is the sensor itself only. If you want a ready-to-use interface, see the C2H5OH Sensor Module or the Alcohol Click Board. Also, you can plug this sensor into the Gas Sensor Interface Board. Alcohol/Benzine Gas Sensor Specifications - Power requirement: 5V DC @ ~160mA
- Interface type: Resistive
- Dimensions: 0.75" diameter × 0.65" tall (19.1 × 16.55 mm) excluding leads
- Operating temperature: 14 to 122 °F (-10 to +50 °C)
Download Hanwei MQ-3 Datasheet
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