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Room Temperature/Humidity Sensor 55


The MDT Room Temperature / Humidity Sensor 55 detects temperature and humidity in indoor rooms; the dew point is calculated automatically. Min / max limit values can be set for the sensors during the parameterisation of the device and corresponding actions can be defined in case of deviation. The comfort range of the room climate is defined using Min / Max values when parameterising the room temperature / humidity sensor. Fits 55 mm systems / ranges. Room temperature sensor for indoor rooms,  Range -10 to +50 °C. Humidity sensor with dew point calculation. Message when leaving the comfort zone. Min / max limits and value memory. Installation in an installation box with included support ring. Recommended installation height: 1.6 m. Integrated bus coupling unit. Production in Germany certified according to ISO 9001. 3 year warranty.

The MDT Room Temperature / Humidity Sensor 55 fits into the switch lines of leading manufacturers, such as:


  • GIRA Standard 55, E2, E22, Event, Esprit
  • BERKER S1, B3, B7
  • JUNG A 500, A PLUS, A CREATION, AS 500, A550, A FLOW
  • MERTEN 1M, M-Smart, M-Plan, M-Pure


  • GIRA E2
  • BERKER B3, B7
  • JUNG A550
  • MERTEN M-Pure

Colour: Pure white gloss, Black matt.

Humidity Sensor: Yes.

Assortment: 55 mm.


Technical Documentation Date Version Downloads
Device Configuration App (DCA) ETS5/6 From ETS5.7.x 07/23 V5.1.2.1 etsapp
Productdatabase ETS5/6 from ETS5.7x 11/22 V1.3a knxprod
Datasheet pdf
Assembly and operational instructions pdf
Technical manual pdf
Tender texts Link
Available Variants of this series:
Room Temperature/Humidity Sensor 55
Colour: Pure white gloss
Room Temperature/Humidity Sensor 55
Colour: Black matt
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