MQ-2 Smoke Gas Sensor Module

MQ-2 Gas Sensor Description

The MQ-2 Smoke Gas Sensor Module is a versatile and highly sensitive module designed to detect combustible gases and smoke in the air. It is capable of detecting LPG, methane, hydrogen, and smoke, making it ideal for safety systems, gas leak detection, and fire alarms. With its analog output, this sensor module can be easily integrated into microcontrollers like Arduino, Raspberry Pi, or ESP32 for real-time monitoring and alarms.

MQ-2 Gas Sensor Features

• High Sensitivity: Detects a wide range of combustible gases and smoke.
• Analog Output: Provides a proportional voltage signal based on detected gas levels.
• Compact Design: Lightweight and easy to integrate into various projects.
• Adjustable Sensitivity: Features a potentiometer for fine-tuning detection thresholds.
• Fast Response: Quickly detects changes in gas concentration.

MQ-2 Gas Sensor Specifications

• Operating Voltage: 5V DC
• Output Type: Analog voltage
• Detection Range: 300ppm to 10,000ppm (combustible gases)
• Preheat Time: 20 seconds
• Operating Temperature: -10°C to 50°C
• Dimensions: Compact and lightweight

MQ-2 Gas Sensor Applications

• Gas Leak Detection: Monitors leaks of LPG, methane, or hydrogen in residential, commercial, or industrial areas.
• Fire Alarms: Detects smoke and other combustible gases for early warning systems.
• IoT Devices: Integrates with smart home systems for real-time air monitoring.
• DIY Electronics: Suitable for Arduino or Raspberry Pi-based safety systems.
• Educational Use: Ideal for teaching gas detection and safety monitoring concepts.