Clock Thermostat OCC4

Clock Thermostat OCC4

6-event clock thermostat - Set & forget!

An “all-in-one” clock thermostat for electric underfloor heating control where optimum comfort temperature and minimum energy consumption are required. Adaptive control ensures a comfortable temperature when you want it.

  • Thinnest clock thermostat on the market, only 20 mm.
  • Easy animated menu navigation and programming in 8 languages.
  • Compatible with existing floor sensors, an excellent choice for renovations
  • Whom to contact to get info about the total load?


    When turning on the unit for the first time and choosing Floor thermostat - it asks me for a load.


    Ask installer for total load.

  • What does error code "E2" mean?


    Error code "E2" means defective, damaged or not connected floor sensor. Check connections or replace sensor if necessary.

  • Where to connect the ground wire of floor mats?


    The ground wire in the floor mat must be connected directly to the ground wire of the supply.

  • What is the recommended night setback?


    The recommended night setback is max 5°C/41°F



  • Does the adaptive function reset when making a factory reset?


    Yes the adaptive function is reset during a factory reset.



  • How can I cure the E2 error message?


    "E2" means defective, damaged or disconnected floor sensor. Sensor resistance should be 10 or 12 kOhm at 25°C (77°F). The onstruction or quick guide holds informatiom for the specific thermostats.

  • What is the maximum length of the sensor cable?


    In general, we recommend a maximum cable length of 50 meters, the length might be shorter. Read the instructions for the precise maximum length.

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