hc2a-s3a_2 meteorological probe
hc2a-s3a_3_meteorological probe

High-End Meteorological Probe - Rotronic HC2A-S3A

High Accuracy Humidity and Temperature Measurement


  • New humidity sensor HYGROMER HM1-SK
  • Especially designed for the use in meteorological applications
  • Accuracy: ±0.8 %rh, ±0.1 K, at 23 °C (10...30 °C)
  • Range of application: -50…80 °C / 0…100 %rh
  • Digital interface (UART) and scalable analog outputs, 0…1 V

The meteorological Rotronic Humidity and Temperature probe can be used in all Rotronic Meteo applications with temperatures from -50…80 °C / 0…100 % RH. With an outstanding accuracy ± 0.8% RH ±0.1°C. The probe has a new humidity sensor with additional protection and is equipped with a 10 µm pore size wire-mesh filter for accurate measurement in high-humidity applications.