Product Description:
The M1008Y methane sensor module utilizes advanced MEMS semiconductor gas sensor technology, offering high sensitivity and consistency for methane detection. It features automatic calibration, quick response time (~15 seconds), built-in temperature compensation, digital signal output, and a long lifespan of approximately 5 years. The module's sensitivity can be adjusted as needed.

Main Applications:
- Detection of formaldehyde in civil, industrial, and environmental protection sectors
- Internet of Things (IoT) and wearable devices
- Smart home systems

Technical Specifications:
- Detection Gas Type: Methane
- Sensor Interface: XH2.54-4 socket
- Alarm Point Output: A port high level (5000PPM methane)
- Fault Point Output: B port high level
- Output Voltage: 3V-3.5V DC
- Working Current: ≤16mA
- Response Time: ≤15s
- Preheat Time: ≤120s
- Operating Temperature: -10° to 70°C
- Working Humidity: ≤90%RH
- Storage Humidity: ≤60%RH
- Dimensions: 24x20x1.5mm (L*W*H)
- Weight: ≤20g
- Service Life: >5 years

Port Definition:
- Port 1: Connect to the negative pole of the power supply (-)
- Port 2: Connect to the positive pole of the power supply (+)
- Port 3: A
- Port 4: B

Output Signal Definition:
- A: Alarm point output
- B: Fault point output
- Methane Grade: 5000PPM

Precautions:
1. Avoid contact with organic solvents, paints, pharmaceuticals, oils, and high-concentration gases.
2. Protect the module from excessive impact or vibration.
3. Warm up the module for more than 5 minutes before first use.
4. Do not use in systems involving personal safety.
5. Avoid installation in strong air convection environments.
6. Do not expose to high concentration organic gas for extended periods.
7. Ensure power supply voltage does not exceed 5.5V to prevent irreversible damage.