6720856748 (2016/03)CR50
Overview of control elements and symbols | 3
2.2 Applicability of the technical documentation
Information in the technical documentation about heat
sources, heating controllers or the BUS apply also to the
present user interface.
3 Overview of control elements and
symbols
Fig. 1 Control elements
[1] Selector: select (turn) and confirm (press)
[2] auto key: Automatic mode following time program
[3] man key: Manual operation
[4] Back key: Returns to previous menu or discards a value
(press briefly); returns to the standard display (hold
down)
[5] menu key: Main menu (press briefly)
Fig. 2 Symbols in the display (examples)
0010004280-001
2
3
5
4
1
Item Symbol Designation: Explanation
1 Value display:
• Display of the current room
temperature and input field for the
desired room temperature
• Display of information values and
input field for setting values
2 pm/am Time: Afternoon/morning with 12-hour
format (factory setting 24-hour format)
3 – Text line:
• Display of time of day (e. g. 14:03)
and current day of the week
(e. g. Mo)
• Display of menu items, settings, info
texts, etc. Additional texts are
identified by direction arrows and
displayed by turning the selector.
4 Operating mode: Automatic mode
active (according to time program)
Operating mode: Manual operation
active
Operating mode: Heating mode active
Operating mode: Setback mode active
0010006032-001
Recirculation
12:31
Tu
man
auto
1
6
4 2 3
5
8
7
1
3
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