Alcohol Sensor

This sensor can detect the concentration of alcohol in the blood from the breath, just like an ordinary breathalyser
Alcohol Sensor - Image 1

SKU 2846-MQ3EAN 8219671004442Item type: Assembled

Description

This sensor can detect the concentration of alcohol in the blood from the breath, just like an ordinary breathalyser. It has high sensitivity and a very fast response time. The sensor outputs a resistance value based on the alcohol concentration. The drive circuit is very simple: all you need is one resistor.
Technical specifications
  • Requires a heater voltage

Technical details

Power supply 5 Vdc or AC
Operating temperature -10 to 70°C
Heater consumption less than 750 mW
Dimensions diameter 16.8 mm x height 9.3 mm

Related products

About us

Open-Electronics.org is the brainchild of a world leader in hobby electronics Futura Group srl. Open-Electronics.org is devoted to support development, hacking and playing with electronics: we share exciting open projects and create amazing products!

Open-Electronics.org is not just a container of ideas: it is also a web site lead by a team of engineers and geeks who will take part in the discussions and give support.

Our mission is to become a reference Open Source hacking site with ideas and feedback aimed to enrich the community.

Read

Shop