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This Alcohol Sensor MQ3 is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and fast response time. Sensor provides an ****og resistive output based on alcohol concentration. The drive circuit is very simple, all it needs is one resistor. A simple interface could be a 0-3.3V ADC.
Features:
5V DC or AC circuit
Requires heater voltage
Operation Temperature: -10 to 70 degrees C
Heater consumption: less than 750mW
This seller has been a member since: Nov. 24, 2015
Member Location:
Total Classifieds: 1021
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