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MQ3 GAS Sensor is a very easy to use and very handy sensor. It is suitable for sensing Alcohol gas concentration. MQ3 Alcohol GAS Sensor can detect Alcohol gas concentrations anywhere from 200 to 10000 ppm. The MQ3 GAS sensor has a very hight sensitivity to Alcohol gas. The sensitive material of MQ3 Sensor is SnO2, which has lower conductivity in clean air. When the target alcohol gas exist, the sensor’s conductivity is higher along with the gas concentration rising. MQ3 GAS sensor has high sensitivity to Alcohol, and good resistance to disturb of gasoline, smoke and vapour. The sensor could be used to detect alcohol with different concentration, it is with low cost and suitable for different application.
Features of MQ3 Alcohol GAS Sensor
High sensitivity to Alcohol Rs (in air) Rs (0.4mg/l alcohol).
Heater voltage = 5.0V
Application of MQ3 Alcohol GAS Sensor
Drunk Driver detection system
Portable alcohol detector
This seller has been a member since: Nov. 24, 2015
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