Operating Instructions

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Siemens RXB (KNX) Applications library CLC and RAD description of functions for CC-02 CM110384en_04
Building Technologies Room operating modes 21 Sep 2010
Possible states are:
Room operating mode
Effective room operating mode of room controller
Comfort Comfort
Precomfort Precomfort
Economy Economy
Protection Protection
 The room operating modes Comfort, Precomfort and Economy have priority 3 fro the
room controller, i.e. they can be changed by a presence detector or room unit.
 The Protection room operating mode has priority 1, i.e. presence detector and room
units are disabled.
5.5.4 Local control of room operating mode via presence
detector
Presence
detector
PPS2
Central
(Synco controller)
Local
1.
2.
3.
DI
DI
3.
Controller
3.
Prio
1.
Central (ACS)
0.
A presence detector detects the presence of people
in a room.
The presence detector is connected directly to a digital input of the room controller (see
page 102).
Master/slave applications:
LTE mode do
es not allow for communicating to the master the slave's presence
detector state.
The table below shows the two possible occupancy states and the resulting
Effective
room operating modes.
Switching state
Effective room operating mode
 Occupied
(people enter room)
Comfort
 Unoccupied
(people leave room)
Precomfort if room operating mode = Comfort or
Precomfort
Economy if room operating mode = Economy
Key:
 Occupied means: "changes to occupied ".
Priorities
Note
Effective room operating
mode