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Siemens
RXB (KNX) application library
FNC Description of functions for FC-10, FC-11, FC-12
CM110385en_05
Building Technologies
Room operating modes
28 Feb 2009
5.5.6
LTE-Mode Examples
The following examples show two typical applications of the time schedule in
conjunction with local control of the room operating mode.
Rooms with neither a room unit nor a presence detector
The room operating mode in Rooms 1 … 3 of a building is determined by the
Room operating mode
time schedule
.
Window contacts are fitted in all rooms.
The following conditions are specified:
•
Overall, the building is in use from 06.00 to 20.00.
•
The rooms are used and controlled by the
Room operating mode
time schedule as
follows:
– Night setback from 17.00 to 08.00,
– Protection from 20.00 to 06.00
– Lunch break from 12.00 to 13.00 (
Precomfort
)
•
In Room 3 the window is opened briefly, once in the morning and once at night (1).
Time schedule
Room operating
mode
Window contact
Room 3
Effective room
operating mode
Room 3
Comfort
Precomfort
Economy
Protection
Window open
Window closed
Comfort
Precomfort
Economy
Protection
08:00
17:00
13:00
12:00
10385D04
1)
06:00
20:00
1)
Rooms with a room unit ( /Auto button) or presence detector
The room operating mode in Rooms 1 and 2 of a building is determined centrally by the
Room operating mode
time schedule
.
Comfort
mode is then initiated locally via the room unit (Room 1) or presence detector
(Room 2).
The following conditions are specified:
•
Overall, the building is in use from 06.00 to 20.00
(Protection mode from 20.00 to 06.00 hours).
•
Rooms 1 and 2 must be available from 08.00 to 18.00 hours
(Precomfort)
Example 1
Example 2
