Description
MQ-4 gas sensor modules are used in gas leakage detecting equipments in family and industry, are suitable for detecting of CH4,Natural gas.LNG, avoid the noise of alcohol and cooking fumes and cigarette smoke.
Improvement List
- Standard assembling structure (Times-of-5mm Center distance between two 3mm(0.12″) mounting holes)
- Easily recognitive interfaces of sensors (“A” for analog and “D” for digital)
- Icons to simplely illustrate sensor function
- High quality connector
- Immersion gold surface
SPECIFICATION
- Power supply: 5V
- Interface type: Analog
- 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(1.57″x0.79″)
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