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Waveshare MQ-3 Alcohol Ethanol Gas Sensor Module Gas Detector Sensor Alcohol Detection Sensor for Raspberry pi
Product ID : 7360824
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Galleon Product ID
7360824
₱
1,213
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About Waveshare MQ-3 Alcohol Ethanol Gas Sensor Module
Overview Sensitive for alcohol, ethanol Output voltage boosts along with the concentration of the measured gases increases Fast response and recovery Adjustable sensitivity Signal output indicator Specifications Power: 2.5V ~ 5.0V Dimension: 40.0mm * 21.0mm Mounting holes size: 2.0mm Applications Car alcohol alarm Breathalyser How to Use In the case of working with a MCU: VCC ↔ 2.5V ~ 5.0V GND ↔ power supply ground AOUT ↔ MCU.IO (analog output) DOUT ↔ MCU.IO (digital output) Downloads Development resources: demo codes, schematic, datasheets, etc. Wiki: www.waveshare.com/wiki/MQ-3_Gas_Sensor
