Certification : NONEModel Number : TGS822 1. The main parameters of the alcohol sensor TGS822:Alcohol measurement range: 50-5,000ppmSensitivity (resistance ratio): 0.40 ± 0.1Circuit voltage: 24V (DC/AC)Heater voltage: 5V±0.2V(AC/DC)2. Main features of alcohol sensor TGS822:Long life, low power consumption;The later circuit is simple;High sensitivity to alcohol or organic vapors;3. Typical application of alcohol sensor TGS822Alcohol detector