Product Description:
The MQ-4 Gas Sensor Module is a highly sensitive gas detection device designed specifically for detecting methane (CH4) and natural gas (CNG). This low-cost sensor is ideal for various applications, including home and industrial gas leakage monitoring.
Key Features:
- High Sensitivity: Specifically designed to detect methane and natural gas.
- Dual Output: Provides both analog (AO) and digital (DO) outputs for versatile applications.
- Fast Response Time: Quickly responds to changes in gas concentration.
- Stable and Reliable: Offers long life and reliable performance in various environments.
- Easy to Use: Simple circuit design allows for easy integration with microcontrollers like Arduino.
Specifications:
| Parameter | Value |
|---|---|
| Input Voltage | DC 5V |
| Power Consumption | 150mA |
| A0 Output Voltage | 0.1V – 4V (depending on gas concentration) |
| DO Output | TLL digital output (0.1V – 5V) |
| Sensitivity Range | 300 – 10,000 ppm of CH4 |
Applications:
- Gas Leak Detection: Used in homes and factories to monitor for gas leaks.
- LNG Detection: Suitable for detecting liquefied natural gas (LNG).
- Safety Systems: Integrated into alarm systems for early warning of gas leaks.
Wiring Connections:
- VCC: Connect to positive power supply (5V)
- GND: Connect to ground
- A0: Analog output voltage correlating with gas concentration
- D0: Digital output signal indicating gas detection
Package Included:
1 MQ-4 Gas Sensor Module. Please note that the product image is for illustrative purposes only. The actual product may vary slightly in appearance!
8X8 MAX7219 LED Dot Matrix Module 





There are no reviews yet.