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>> DIY Alcohol Ethanol Gas Detection Sensor Alarming Module MQ-3 for MCU
DIY Alcohol Ethanol Gas Detection Sensor Alarming Module MQ-3 for MCU

DIY Alcohol Ethanol Gas Detection Sensor Alarming Module MQ-3 for MCU

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  • Item number:
  • a15113000ux0635
  • Price: $6.51
  • 2in stock

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Specification:

Product Name Alcohol Gas Sensor
Model MQ-3
Chip LM393
Working Voltage DC 5V
Terminal Number 4
Terminal Type +5V DOUT AOUT GND
Detection Range 10-1000PPM
Total Size 3.6 x 2.3 x 2.5cm/1.4" x 0.9" x 1"(L*W*H)
Materials PCB
Main Color Blue
Net Weight 7g
Package Content

1 x Alcohol Gas Sensor

Description:

  • With DO switch signal (TTL) output and AO analog signal output
  • TTL output effective signal for low level (when output lower than usually the signal light, can be directly meet SCM or relay module)
  • Application:Used in motor vehicles and other no drunken drivers homework personnel on-site testing, also used in other places of ethanol vapor detection, detection range of alcohol: detection range 10 ~ 1000 PPM for motor vehicle driving personnel and other no drunken homework personnel on-site testing, also used in other places of ethanol vapor detection, detection range of alcohol: detection range of 10 ~ 1000 PPM
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