Contrast of display
(25)
Under prog. no. 25 the contrast of the display can be adjusted.
Operation lock
(26)
If this function is activated the following operating elements are locked:
- Operating mode buttons for heating and DHW mode
- Control knob (comfort-setpoint room temperature)
- Presence button (only room device)
Programming lock
(27)
In case of switched on lock, the parameters can be displayed, but not changed.
- Temporary unlocking:
Press the OK- and the ESC-button simultaneously for at least 3 sec. The lock will
be re-activated after leaving the setting level.
- Permanent unlocking:
At first temporary unlocking, then prog. no. 27 to "Off".
Units
(29)
Prog. no. 29 enables you to select SI units (°C, bar) or US units (°F, PSI).
Operator section save basic
settings
(30)
The data of the control will be written into the room unit (only available for room
unit).
Caution! The data of the room unit will be overwritten! With this, the individual
programming of the control in the room unit can be ensured.
Operator section activate ba-
sic settings
(31)
The data of the operating unit or room unit will be written into the control.
Caution: The data of the control will be overwritten! The factory settings are stor-
ed in the operating unit.
- Activation of the prog. no. 31 at the operating unit :
The control will be reset to the factory settings .
- Activation of the prog. no. 31 at the room unit:
The individual programming of the room unit will be written into the control.
This parameter is only visible if a suitable standard setting is available in the pro-
gramming unit.
Use as
(40)
-room device 1/2: this setting establishes which heating circuit the room unit on
which this setting is made should be used. When selecting room unit 1 the
room device can be assigned to more heating circuits using prog. no. 42, while
with the selection of room unit 2 only heating circuit 2 can be controlled.
- Operator unit : this setting is provided for the pure operation without room
functions and is not needed in connection with this controller.
- service unit: this setting is used, for example, to secure or save control settings.
Room controller 1 assign-
ment
(42)
If setting Room controller 1 (prog. no. 40) was selected at the room controller, de-
termine the heating circuits to which room controller 1 is assigned under prog.
no. 42.
Programming
49
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