MQ-3 Alcohol Gas Sensor
RWF 6,000.00
MQ-3 module is suitable for detecting Alcohol, Benzine, CH4, Hexane, LPG, CO. Sensitive material of MQ-3 gas sensor is SnO2, which with lower conductivity in clean air.
Product Description
MQ-3 module is suitable for detecting Alcohol, Benzine, CH4, Hexane, LPG, CO. Sensitive material of MQ-3 gas sensor is SnO2, which with lower conductivity in clean air.
Specifications
Specifications
- Power requirements: 5 VDC @ ~165 mA (heater on) / ~60 mA (heater off)
- Current Consumption: 150mA
- DO output: TTL digital 0 and 1 ( 0.1 and 5V)
- AO output: 0.1- 0.3 V (relative to pollution), the maximum concentration of a voltage of about 4V
- Detecting Concentration: 0.05-10mg/L Alcohol
- Interface: 1 TTL compatible input (HSW), 1 TTL compatible output (ALR)
- Heater consumption: less than 750mW
- Operating temperature: 14 to 122 �F (-10 to 50�C)
- Load resistance: 200k?
- Sensitivity S: Rs(in air)/Rs(0.4mg/L Alcohol)?5
- Sensing Resistance Rs: 2K?-20K?(in 0.4mg/l alcohol)
- Dimensions: 32 x 22 x 16 mm
