The keyestudio Analog Alcohol Sensor (MQ-3) is a specialized gas sensor designed for detecting alcohol levels. Commonly used in breath analyzers, this sensor features high selectivity for alcohol and lower sensitivity for benzene. Its adjustable sensitivity ensures precise readings, making it ideal for various applications.
Key Features
- High Selectivity: Optimized for detecting alcohol with minimal interference from other gases.
- Adjustable Sensitivity: Easily fine-tune measurements by rotating the potentiometer to meet specific needs.
- Quick Response: Fast detection capabilities provide real-time feedback for monitoring applications.
- Compact Design: Lightweight and portable, making it suitable for integration into projects.
Technical Specifications
- Power Supply: 5V
- Interface Type: Analog
- Sensitivity Adjustment: Via potentiometer
- Response Time: Quick and efficient
- Durability: Stable and long service life
Applications
- Breath Analyzers: Ideal for personal alcohol testing devices and safety applications.
- Industrial Safety: Useful in workplaces where alcohol detection is essential for compliance.
- Educational Projects: Perfect for experiments and learning about gas detection technologies.
- DIY Electronics: Suitable for hobbyists and makers looking to integrate alcohol detection into their projects.
Sample Code
///Arduino Sample Code void setup()
{
Serial.begin(9600); //Set serial baud rate to 9600 bps
}
void loop()
{
int val;
val=analogRead(0);//Read Gas value from analog 0
Serial.println(val,DEC);//Print the value to serial port
delay(100);
} |
Conclusion
The keyestudio Analog Alcohol Sensor (MQ-3) is a valuable tool for anyone needing accurate alcohol detection. With its high selectivity, adjustable sensitivity, and quick response time, this sensor is perfect for both professionals and hobbyists. Enhance your safety and monitoring systems with this essential alcohol sensor!