MQ3 Alcohol-Ethanol Sensor

The MQ3 Alcohol-Ethanol Sensor is a superior quality sensor specifically engineered to identify the presence of alcohol in the atmosphere. This sensor is perfectly suited for a wide range of uses, such as breath alcohol analyzers, alcohol detection systems, and safety equipment.

Key Features

• Highly sensitive to alcohol with minimal sensitivity to benzine.
• Quick response and recovery times.
• Stability and longevity.
• Straightforward drive circuit.

Technical Specifications

• Operating Voltage: 5V
• Detection Range: 10ppm-1000ppm Alcohol
• Heater resistance: 31Ω±3Ω
• Heating consumption: Less than 1.5W
• Preheat time: More than 24 hours

Potential Applications

• Alcohol Detection Systems: This sensor can be incorporated into devices engineered to identify alcohol in the atmosphere, such as breath alcohol analyzers.
• Safety Devices: The sensor can be integrated into safety equipment that alerts users when the alcohol concentration surpasses a specific threshold.
• Industrial Monitoring: The sensor can be utilized in industrial environments to keep track of alcohol levels, ensuring the safety of workers.