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MQ-3 Gas detection module: alcohol, ethanol
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Description
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
Tutorial & Code
https://www.teachmemicro.com/mq-3-alcohol-sensor/
Datasheet
Product Details
NAXEDM_MQ-3
6427854018427
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