Instructions

23
EN
Window open detection takes place irrespective of whether
the DuoFern Radiator Actuator 2 is in manual or automatic
mode.
10.4 Internal window open detection (dEt)
If an open window is detected, this message
(OPn) appears for the duration of the process.
i
Alternatively, you can also use an external DuoFern
window/door contact (Item no. 3200 31 64) for control
purposes via the HomePilot
®
or DuoFern Room
Thermostat 2 in case of an unfavourable installation
position (e.g. in a niche).
i
10.5 External window open detection
If an open window is detected by an external
DuoFern window/door contact, this message
(OPn) appears for the duration of the process.
You can cancel the message and switch the DuoFern Radiator
Actuator 2 back to normal mode by pressing or .