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. 2012 Nov 23;12(12):16262–16273. doi: 10.3390/s121216262

Table 1.

Specifications of the gas sensors.

Sensor Property
Detecting Materials Heater Voltage Circuit Voltage Road resistance Power
Sensor Sensor Model
O3 MICS-2610 O3 5.0 V Max. 24 V Variable 833 mW
LPG/LNG GSLS-11 Smoke, Alcohol, Butyl acid 5.0 V 5 V 100 kΩ 680 mV
NOx GSNT-11 Smoke, Alcohol, Hydrogen, CO 5.0 V 420 mW Variable 220 mW
Alcohol MQ-3 Benzene, CH4, Hexane, LPG, CO 5.0 V 5 V ± 0.1 Variable less than 750 mW
Somoke GSAP-61 HC, VOC, Methane, Butane
Alcohol, TMA, Toluene, Acetaldehyde
5.0 V Less than 12.0 V Variable Less than 760 mW
VOC GSBT-11 Alcohol, Butyl acid, Hydrogen, Smoke, HC, VOC 5.0 V 5 V 2 KΩ 360 mW
CO GSET-11 Alcohol, Smoke, Hydorgen Butane, HC 5.0 V 5 V 400 kΩ 450 mW
NH3 TGS-826 Iso-butane, Hydrogen, Ethanol 5.0 V Max. 24 V Variable 833 mW