Operating Voltage: 5V DC
Indication of the signal output
Dual signal output (analog output, and TTL level output)
0 ~ 5V analog output voltage, the higher the concentration, the higher the voltage
High sensitivity to hydrogen
Can be resistant to ethanol steam, LPG (petroleum), smoke interference
Has a long life and reliable stability
Fast response and recovery characteristics
Power Requirements: 5VDC @ ~165mA (heater on) / ~60mA (heater off)
Current Consumption: 150mA
Digital Output (DO): 0.1V and 5V
Analog Output (AO): 0.1V - 0.3V (relative to pollution), maximum concentration voltage of about 4V
Detecting Concentration: 0.05 - 10mg/L Alcohol
Sensitivity to Ammonia, Sulphide and Benzene steam
Sensitive for benzene, alcohol, smoke
Fast response and recovery
Adjustable sensitivity
Signal output indicator
Output voltage boosts along with the concentration of the measured gases increases.
High sensitivity to Ammonia, Sulfide and Benzene
Stable and Long Life
Detection Range: 10 - 300 ppm NH3, 10 - 1000 ppm Benzene, 10 - 300 ppm Alcohol
Heater Voltage: 5.0V
Dimensions: 18mm Diameter, 17mm High excluding pins, Pins - 6mm High
Long life and low cost
Operating Voltage is +5V
Can be used to Measure or detect LPG, Alcohol, Propane, Hydrogen, CO, and even methane
Can be used as a digital or analog sensor
Long life and low cost
Simple drive circuit