Air alcohol sensor MQ-3 arduino raspbery

PRICE APPLIES TO 1 pc.

Air sensor module that detects alcohol in the air. A system based on the LM393 system and the ZYMQ-3 gas detector. Popular use of breathalyzer

• Analog output (result - voltage measurement)
• Digital output compatible with Raspberry PI platforms, Arduino based on LM393 comparator
• Sensitivity regulating potentiometer and LEDs indicating the power supply and status of the sensor
• Measuring range: 0.04 - 4 mg/l
• Current consumption 150mA
• Power supply 5V
• dimensions: 35x22mm

Pins:

• digital (binary D0),
• analog (A0)
• Vcc power supply (3.3 ÷ 5V)
• GND (weight 0V)