Users can convert the change of conductivity to correspond output signal of gas concentration through a simple circuit.
Semiconductor Type Alcohol Sensor has a high sensitivity to Alcohol gas. It is a kind of low-cost sensor for kinds of applications and also a mini size gift-type Alcohol sensor breathalyzer.
Applications
It has a high sensitivity to alcohol and quick response and resume, widely used in portable alcohol gas detectors.
Features
Responsive to Alcohol gas
Compatible with 5V
Cost-efficient
Specification
Model Type | MQ303B |
Sensor Type | Semiconductor |
Standard Encapsulation | Metal |
Target Gas | Alcohol |
Detecting Range | 20~ 500ppm alcohol |
Load Resistance | Adjustable |
Heater Voltage | ≤6V DC |
Sensitivity | R0(in air)/Rs(in 125ppm C2H5OH)≥3 |
Tem. Humidity | 20℃±2℃ 55%±5%RH |
Reviews
There are no reviews yet.