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Mq-3 Gas Sensor

Mq-3 Gas Sensor

Mq-3 Alcohol Ethanol Gas Sensor Module

165.00৳ 

In stock

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Product Description:

  • Mainly suitable for alcohol steam
  • The analog output voltage increases with the increase in gas concentration in the detection environment
  • Quick response recovery characteristics
  • Sensitivity
  • Signal output indication

Product parameters:

  • Working voltage: 2.5V ~ 5.0V
  • Product size: 40.0mm * 21.0mm
  • Fixed hole size: 2.0mm

The main purpose:

  • Vehicle alcohol gas alarm and portable wine essence gas detector, etc.

Interface description: (take access MCU as an example)

  • VCC: Connect 2.5V ~ 5.0V
  • GND: connected GND
  • AOUT: connected mcu.io (Simulation output)
  • DOUT: connected mcu.io (Digital output)

product model

Applicable situation application case application case

MQ-135 Gas Sensor Ammonia gas, nitrogen oxidation compounds, alcohols, aroma compounds, sulfides, etc. Factory harmful gas detection device
MQ-2 Gas Sensor LNG, propane, and hydrogen Gas leakage detection device of family or factories
MQ-3 Gas Sensor Alcohol steam Vehicle alcohol gas alarm and portable wine essence gas detector, etc.
MQ-5 Gas Sensor LNG, natural gas, gas, etc. The monitoring device of liquefied gas, natural gas, and gas in the family or industry
MQ-7 Gas Sensor Carbon dioxide gas Industrial gas leakage alarm and portable gas detector, etc.

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