HR202 humidity sensor is a new type of humidity sensitive components with organic polymer materials. The humidity range is wide and the long-term use performance is stable. It can be used in storage, car, indoor air quality control, building automation, medical and industrial control system And scientific research areas such as a wide range of applications. 

Technical parameters: 
parameters (at 1kHz) Unit: ohm 
operating range of 20 ... 95% RH 0 ... 60 ℃ 
supply voltage of 1.5V AC (Max sine wave) 
operating frequency 500Hz ... 2kHz 
rated power 0.2mW (Max sine wave) 
center value ( At25 ℃ 1kHz 1V AC 60% RH Sine wave) 31.0kΩ Impedance 
range (at25 ℃ 1kHz 1V AC 60% RH sine wave) 19.8 ... 50.2kΩ Humidity detection 
accuracy ± 5% RH