MQ-7 Carbon Monoxide Sensor

The MQ7 Carbon Monoxide Gas Sensor Module is designed for detecting carbon monoxide (CO) concentrations in the air. It utilizes an electrochemical sensor that provides high sensitivity to CO with fast response time and recovery. This module is widely used in gas leak detection systems, industrial safety applications, and environmental monitoring.

Features:

• High sensitivity to carbon monoxide (CO)
• Fast response and recovery time
• Stable and long lifespan
• Easy to interface with microcontrollers and development boards
• Analog output signal for easy integration
• Low power consumption

Technical Specifications:

• Detection Range: 20ppm to 2000ppm CO
• Sensitivity: ≥ 100mV/ppm (CO)
• Heating Voltage: 5V ± 0.2V (AC or DC)
• Load Resistance: Adjustable
• Preheat Time: 24 hours
• Response Time: ≤ 20 seconds
• Recovery Time: ≤ 30 seconds
• Operating Temperature Range: -20°C to +50°C
• Operating Humidity: ≤ 95% RH
• Power Consumption: ≤ 800mW
• Dimensions: 32mm x 20mm x 22mm
• Weight: 5g

Applications:

• Gas Leak Detection Systems: Used in homes, offices, and industrial environments to detect CO gas leaks.
• Industrial Safety: Ensures safety in industrial settings by monitoring CO levels.
• Environmental Monitoring: Applied in systems that monitor air quality and pollution levels.
• Automotive: Used in vehicle systems to detect and monitor exhaust gas levels.
• Smart Home Devices: Integrated into smart home safety systems for CO detection.