Press release BoxID: 626588 (B+B Thermo-Technik GmbH)
  • B+B Thermo-Technik GmbH
  • Heinrich-Hertz-Str. 4
  • 78166 Donaueschingen
  • Contact person
  • Daniela Bausch
  • +49 (771) 8316-20

Rain Detector for 12V AC/DC or 24V AC/DC

(PresseBox) (Donaueschingen, ) The B+B rain detector is used to control devices in building automation. By the rain detector e.g. the use of awnings or roof windows are controlled automatically. The sensitivity is adjustable over a wide range. The unit is equipped with a heater for faster drying and snow detection provided.

The large sensor area reacts to rain or snow. The switch polarity and sensitivity are adjustable. The optionally switched heater prevents freezing or dew formation and accelerates drying. In the maximum sensitivity setting, the device is also suitable for recognizing fog. Accessories are available for mast and wall mounting which enables simple assembly.


- Safe operation, electrolytic measurement principle
- Deposition can be detected as rain or snow
- Large, heated sensor area for fast drying and operation in winter season
- Sensitivity and switching mode adjustable
- Universal wall/mast mounting bracket as accessories


- Nurseries, Agriculture
- Control of Ventilation panels and roof windows
- Automatic switch for Blinds and Rolling windows
- Building instrumentation
- Weather-stations