MQ-3 Alcohol Ethanol Sensor for Breath Gas Ethanol Detection in Arduino and Microcontroller-Based Projects

Description:
The MQ-3 Alcohol Ethanol Sensor is a high-performance gas detection module designed to measure ethanol vapor concentrations in the air. It is widely used in breathalyzers, alcohol detection systems, and industrial applications. With a simple analog output, the MQ-3 sensor is compatible with Arduino, Raspberry Pi, and other microcontroller platforms, making it ideal for DIY and professional projects. Its sensitive and reliable performance ensures accurate ethanol gas readings, even in low concentrations.

Specifications

Key Features:

• Ethanol Detection: Specially calibrated to detect ethanol vapor concentrations in the air.
• High Sensitivity and Reliability: Capable of detecting low ethanol concentrations with consistent performance.
• Analog Output: Provides a variable voltage output based on the gas concentration, easily readable by microcontrollers.
• Wide Application Range: Suitable for personal breath analyzers, alcohol detection systems, and industrial gas monitoring.
• Easy Integration: Compatible with popular microcontrollers like Arduino, Raspberry Pi, and more.
• Durable Build: Designed for extended use in diverse environmental conditions.

Applications:

• Breathalyzer devices for alcohol detection.
• Alcohol vapor monitoring in industrial and laboratory settings.
• Safety systems in vehicles to detect alcohol levels in drivers.
• DIY projects requiring ethanol gas detection.
• IoT-based environmental monitoring systems.

Usage Note:
Allow the sensor to warm up for at least 20 seconds after powering on to ensure accurate readings. The sensor's analog output can be read by an ADC pin of a microcontroller to determine ethanol concentration levels. Proper calibration with known ethanol concentrations is recommended for precise measurements.