The MQ-136 is a low-cost gas sensor module designed to detect hydrogen sulfide (Hâ‚‚S) concentrations in the air. With high sensitivity, dual analog and digital outputs, and compatibility with popular microcontrollers, it is ideal for both industrial and home safety monitoring applications.
Key Features:
- High Sensitivity: Detects hydrogen sulfide (Hâ‚‚S) effectively
- Dual Outputs: Supports both analog and digital signals
- Easy Integration: Works with Arduino, ESP32, Raspberry Pi
- Adjustable Threshold: Onboard potentiometer for digital trigger level
- Cost-Effective: Ideal for DIY or professional gas detection
- Long-Term Use: Durable with stable performance
- Model: MQ-136
- Target Gas: Hydrogen Sulfide (Hâ‚‚S)
- Operating Voltage: 5V DC
- Output Modes: Analog (AO), Digital (DO)
- Detection Range: ~1 – 200 ppm (typical)
- Preheat Time: ≥ 20 seconds
- Sensor Type: SnOâ‚‚-based electrochemical
- Operating Temperature: -10°C to +50°C
- Module Size: ~32 mm × 20 mm
- Weight: ~5 g
- Industrial and domestic Hâ‚‚S detectors
- Gas leak alarm systems
- Smart air quality monitoring
- Portable gas detection devices
- Environmental sensing projects