1 PC ZP211 Refrigerant gas detection module

ZP211 refrigerant gas detection module adopts advanced multi-layer thick film manufacturing process semiconductor gas sensor element. The gas sensor element contains a filter adsorption layer to reduce the interference of alcohol and other gases, and has extremely high sensitivity to refrigerant gas R290. The module has been aged , calibration, calibration, with good consistency and high sensitivity. Application Used for air conditioning, refrigeration system refrigerant leak detection. Features High sensitivity Fast response Strong anti-interference ability Long life Stable operation Factory calibrated Sensor fault self-diagnosis Specifications Model ZP211 Target Gas Refrigerant gas R290 Physical interface S05B-PASK-2 Output Data PWM Working Voltage 5.0±0.2V DC (No voltage reverse connect protection) Working Current ≤80mA Warm Up Time ≤3 min · Recovery time ≤120s Set alarm concentration 2000ppm Initial alarm accuracy 1340～2660ppm Operating Temperature -20～55℃ Operating Humidity ≤95％RH Storage Temperature -20～60℃ Storage Humidity ≤60％RH Size 25×34×14.1mm（L×W×H） Weight 5g   * The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.