The analog gas sensor - MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser.
It has a high sensitivity to alcohol and small sensitivity to Benzine. The sensitivity can be adjusted by the potentiometer.
Specification
- Power supply needs: 5V
- Interface type: Analog
- Pin Definition: 1-Output 2-GND 3-VCC
- High sensitivity to alcohol and small sensitivity to Benzine
- Fast response and High sensitivity
- Stable and long life
- Simple drive circuit
- Size: 40x20mm
Shipping List
- Analog Gas sensor (MQ3) 1unit
Documents
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