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  • Gas Sensor Module (on MQ135 Gas sensor)
Gas Sensor Module (on MQ135 Gas sensor)
FEATURES Wide detecting scope Fast response and High sensitivity Stable and long life Simple drive circuit APPLICATION They are used in air quality control equipm ents for buildings/offices, are suitable for detecting of NH3,NOx, alcohol, Benzene, smoke,CO 2 ,etc. SPECIFICATIONS A. Standard work condition Symbol Parameter name Technical condition Remarks Vc Circuit voltage 5V±0.1 AC OR DC V H Heating voltage 5V±0.1 ACOR DC R L Load resistance can adjust R H Heater resistance 33 ? ± 5% Room Tem P H Heating consumption less than 800mw B. Environment condition Symbol Parameter name Tech nical condition Remarks Tao Using Tem -10  -45  Tas Storage Tem -20  -70  R H Related humidity less than 95%Rh O 2 Oxygen concentration 21%(standard condition)Oxygen concentration can affect sensitivity minimum value is over 2% C. Sens itivity characteristic Symbol Parameter name Technical parameter Ramark 2 Rs Sensing Resistance 30K ? -200K ? (100ppm NH 3 ) ? (200/50) NH 3 Concentration Slope rate ? 0.65 Standard Detecting Condition Temp: 20 ± 2  Vc:5V±0.1 Humidity: 65%±5% Vh: 5V±0.1 Preheat time Over 24 hour Detecting concentration scope  10ppm-300ppm NH 3 10ppm-1000ppm Benzene 10ppm-300ppm Alcohol

Gas Sensor Module (on MQ135 Gas sensor)

TPS-00173

Gas Sensor Module (on MQ135 Gas sensor) FEATURES Wide detecting scope Fast response and High sensitivity Stable and long life Simple drive circuit APPLICATION They are used in air quality control equipm ents for buildings/offices, are suitable for detect...
5 Units in Stock
Rs.360.00