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Smoke Gas Sensor Module (MQ-2)
The Gas Sensor (MQ-2) module is useful for gas leakage detecting (in home and industry). It can detect LPG, I-butane, methane, alcohol, hydrogen, smoke and so on. Based on its fast response time. Measurements can be taken as soon as possible. Also the sensitivity can be adjusted by the potentiometer.
- VCC ↔ 2.5V ~ 5.0V
- GND ↔ power supply ground
- AOUT ↔ MCU.IO (analog output)
- DOUT ↔ MCU.IO (digital output)
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