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Interaction of user operation (operating mode button) and central time
schedule
Example 2
In room 2, the window is opened briefly, once in the morning and once at night (1).
Only the opening in the morning has a direct impact on the effective room operating mode.
With the operating mode button, the operating mode can be changed between
OFF and Auto or temporary Comfort extension respectively.
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Time schedule
Room operating
mode
During lunch break, the time schedule changes to Precomfort. The mode of the
thermostat changes to Economy as set by parameter “Transformation
Precomfort” (P88 = 0) (6)
During lunch break, the user changes the operating mode to Comfort
(temporary Comfort extension) by pressing the operating mode button (2).
At 13:00, the timer is reset due to mode change of the central time schedule
In the afternoon, the user switches the thermostat off by pressing the operating
mode button (3). At 17:00 the user setting is reset to Economy by the time
schedule
At 19:30, the user again extends the Comfort mode (4). At 20:00, the timer is
reset by the time schedule
After 20:00, pressing the operating mode button has no effect, as the central
time switch sets the thermostat to Protection (5)
Comfort
12:00 13:00
06:00 08:00
17:00
20:00
3171Z92

Precomfort
Economy
Protection
Operating mode
button on the
thermostat
Window contact
Room 2
Effective room
operating mode
Room 2
Pressed
Window open
2)
3)
4)
5)
1)
1)
Window closed
Comfort
Economy
6)
Protection
19 / 86
Siemens
Building Technologies
RDG100KN Basic documentation
Functions
CE1P3191en
22 Jun 2010