MQ4 Methane Gas Sensor (CNG)

The MQ4 Methane Gas Sensor is a premium-grade sensor specifically engineered to identify the presence of methane, the main constituent of natural gas. This sensor is a crucial device for maintaining safety in areas where there's a potential for natural gas exposure.

Key Attributes

• High Sensitivity: The MQ4 Methane Gas Sensor has a high sensitivity towards methane, guaranteeing precise detection even at minimal concentrations.
• Extensive Detection Range: This sensor can detect methane levels ranging from 200 to 10000ppm.
• Long-Lasting: Crafted for durability and longevity, this sensor can function effectively over an extended time frame.
• Low Power Requirement: The sensor operates on low power, making it energy-efficient and ideal for battery-operated applications.
• Quick Response Time: The sensor reacts swiftly to alterations in methane concentration, offering real-time monitoring.

Technical Details

The technical specifications of the MQ4 Methane Gas Sensor are as follows:

• Sensing Material: SnO2
• Concentration Range: 200-10000ppm
• Load Resistance: Adjustable
• Heating Resistance: 31Ω±3Ω
• Heating Current: ≤180mA
• Response Time: ≤10s (70% Response)
• Operating Temperature: -20°C to 50°C

Potential Applications

The MQ4 Methane Gas Sensor is a versatile device with a wide range of applications. These include:

• Residential and industrial gas leak detection systems
• Gas safety devices for homes and workplaces
• Environmental monitoring systems
• Portable gas detectors

Datasheet