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Alcohol Sensor MQ3 (Analog/Digital)

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Alcohol Sensor MQ3 (Analog/Digital)

Alcohol Sensor MQ3 (Analog/Digital)

The analog gas sensor - MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser. It has a high sensitivity to alcohol and small sensitivity to Benzine. The sensitivity can be adjusted by the potentiometer.Ā 

Specification

  • Support both the output digital value and the output analog value.
  • Power supply: 5V
  • Interface type: Analog/Digital
  • High sensitivity to alcohol and small sensitivity to Benzine
  • Fast response and High sensitivity
  • Stable and long life
  • Size: 40x20mm
  • Pin Connection:Ā  GND: Ground,Ā  Dout: digital output, Ā  Aout: analog output Ā  Vcc: 5V

Datasheet

Arduino Tutorial in Portuguese

Arduino Breathalyzer

Ā 

Ā 

$0.46

Original: $1.52

-70%
Alcohol Sensor MQ3 (Analog/Digital)ā€”

$1.52

$0.46

Product Information

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Description

The analog gas sensor - MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser. It has a high sensitivity to alcohol and small sensitivity to Benzine. The sensitivity can be adjusted by the potentiometer.Ā 

Specification

  • Support both the output digital value and the output analog value.
  • Power supply: 5V
  • Interface type: Analog/Digital
  • High sensitivity to alcohol and small sensitivity to Benzine
  • Fast response and High sensitivity
  • Stable and long life
  • Size: 40x20mm
  • Pin Connection:Ā  GND: Ground,Ā  Dout: digital output, Ā  Aout: analog output Ā  Vcc: 5V

Datasheet

Arduino Tutorial in Portuguese

Arduino Breathalyzer

Ā 

Ā