12
Examples of display symbols:
Heating circuit pump
(rotates when active)
Heating circuit mixer
(black when active)
HC -Day mode (Time progr.)
HC-Night mode (Time progr.)
HC-Comfort mode (Time progr.)
Day
mode
Night
mode
Day mode due to RC21
Night mode due to RC21
Additional
heating
Reference value mode
Reference value 14 day
external thermostat off
Warning / Error message
New information available
(1)
(2)
(3)
(4)
The display (1), with its extensive text and
graphics mode, is almost self-explanatory,
allowing easy operation of the controller.
The LED (2) lights up green when a relay
is switched on.
The LED (2) lights up red when operating
mode „Off“ is set.
The LED (2)
fl
ashes slowly red in the
operating mode „Manual“.
The LED (2)
fl
ashes quickly red when an
error is present.
Entries are made using four keys (3+4), to
which different functions are assigned de-
pending on the situation. The „esc“ key (3)
is used to cancel an entry or to exit a menu.
If applicable there will be a request for con-
firmation as to whether the changes which
have been made should be saved.
The function of each of the other three
keys (4) is shown in the display line direct-
ly above the keys; the right-hand key is
generally has a con
fi
rmation and selec-
tion function.
Examples of key functions:
+/-
= enlarge/shrink values
▼
/
▲
= scroll menu down/up
yes/no =
approve/reject
Info
= additional information
Back
= to previous screen
ok
= con
fi
rm selection
Con
fi
rm = con
fi
rm setting
Operation
E.1
Display and input