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The MQ4 is used in gas leakage detecting equipment in consumer and industry markets,this sensor is suitable for detecting CH4,Natural gas, LNG, avoid exposure to alcohol, cooking fumes, and *****ette smoke. The sensitivity can be adjusted by the potentiometer.
Notice:The new version of ****og sensor port pin mapping has been changed as the following two features.Please check the tips for changing sensor cable pin mapping while using the I/O Expansion shield. We will continue to update. For the inconvenience caused, please understand.
SPECIFICATION:
- Power supply: 5V
- Interface type: ****og
- Pin Definition: 1-Output 2-GND 3-VCC
- High sensitivity to CH4?Natural gas
- Small sensitivity to alcohol, smoke
- Fast response
- Stable and long life
- Simple drive circuit
- Size: 40x20mm
This seller has been a member since: Feb. 11, 2017
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