Local Control Of Room Operating Mode Via Presence Detector - Siemens Desigo RXB Technical Manual

Priorities
Presence detector
Note
Effective
room operating mode
60/166
Siemens
Building Technologies
State
Room operating mode
Comfort
Precomfort
Economy
Protection mode
• For the room controller, the room operating modes Comfort, Precomfort and Economy
are Priority 3 and can therefore be changed later by a presence detector or room unit.
• The room operating mode Protection has first priority, and the presence detector and
room units are therefore disabled.
5.5.4 Local control of room operating mode via
presence detector
Local
Central (ACS)
Controller
Prio
Central
(Synco controller)
DI
DI
PPS2
The presence detector is connected directly to a digital input of the room controller (see
page 126).
Master/slave applications
It is not possible in LTE mode to transmit the status of the slave presence detector to
the master.
The table below shows the two possible occupancy states and the resulting effective
room operating mode.
Switching state
Occupied
(people enter room)
Unoccupied
(people leave room)
Key: Occupied means "changes to Occupied "
RXB (KNX) application library
Room operating modes
Description
Effective room operating mode of room controller
Comfort
Precomfort
Economy
Protection mode
A presence detector detects the presence of people in
a room.
0.
1.
1.
2.
3.
3.
3.
Effective room operating mode
Comfort
Precomfort if room operating mode = Comfort or
Precomfort
Economy if room operating mode = Economy
FNC Description of functions for FC-10, FC-11, FC-12 CM110385en_05
28 Feb 2009