MQ-3 Gas detection module: alcohol, ethanol

Reduced price! Gas module sensor (alcohol, ethanol) View larger

MQ-3

New product

29 Items

3,75€ Tax excluded

-1,21€

4,96€

Delivery: 1-5 days

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Features


High sensitivity to alcohol and low sensitivity to petrol;
Fast response and high sensitivity;
Stable and long-lasting;
Simple Circuit;

Application


Suitable for alcohol testing; etilotest.

Specifications


Standard conditions:
Circuit voltage 5V ± 0.1
Heating voltage 5V ± 0.1
Load resistance 200KΩ
Heating resistance 33Ω ± 5%
Power consumption less than 750mW
Medium conditions:
Temp. Use -10 ℃ - 50 ℃
Temp. Storage -20 ℃ - 70 ℃

Dimensions: 38x25x25 mm

Wiring

2xH3MrMWC3mvt_4Iv5B_4YGWiWz1XjvBhxshFCSq

Tutorial & Code

https://www.teachmemicro.com/mq-3-alcohol-sensor/

Datasheet

https://www.sparkfun.com/datasheets/Sensors/MQ-3.pdf 

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MQ-3 Gas detection module: alcohol, ethanol

MQ-3 Gas detection module: alcohol, ethanol

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