Honeywell Home evohome HR91 Radiator Controller (HR91)

Honeywell Home evohome HR91 Radiator Controller features:

  • LED lights, evohome pop-ups and mobile notifications allow the user to easily identify status of the unit.
  • Child lock mode disables any local interaction.
  • Simple lock mechanism allows for quick installation.
  • Fits most common radiator valves (type M30 x 1.5). Adaptors available for other types.
  • ‘Window Open’ function means radiator will automatically shut down when ventilating the room.
  • Buttons for simple binding.
  • Manual basic override ensure user can still maintain comfort even in the event of signal loss.

FAQ

Question:
What is the difference between HR91 and HR92?

Answer:
The HR92 has an LCD screen which allows it to display either the setpoint or current temperature, the HR92 also has a manual override allowing you to manually change the temperature from the TRV itself whereas the HR91 only allows you to override to either 5 degrees or boost to 20 degrees from a push of a button.


Question:
Do these fit on Danfoss TRV valves?

Answer:
Yes with the supplied Danfoss adapters within the pack.


Question:
How do I know when the batteries are low?

Answer:
A permanent orange LED indicates that the battery levels are low.


Question:
How does it know the temperature?

Answer:
It has an electronic sensor which is measuring the ambient room temperature.


Question:
What is the range of connection to the controller?

Answer:
The maximum advertised connection is 30m


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