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Siemens
RXB (KNX) Applications library
CLC and RAD description of functions for CC-02 CM110384en_03
Building Technologies
Room operating modes
28 Feb 2009
The table below shows the effect of the /Auto button on the
Effective room operating
mode
of the room controller.
Existing Effective
room op. mode
Room unit
display
Manual operation of
/Auto button
New
Effective room
operating mode
Comfort
Auto
Æ
Precomfort
if
Effective
occupancy
= occupied or
s
tandby.
Economy
if
Effective
occupancy
= unoccupied.
Precomfort
Æ
Auto
Comfort
Economy
Æ
Auto
Comfort
for Temporary
Comfort period
1)
Protection
Æ
Auto
Protection, unchanged.
Key:
Æ
Auto means: "changes to Auto ".
1)
Comfort
mode is active for the predefined
Temporary Comfort
period (see page
103). The room controller then returns to
Economy.
5.3.6
Local control of room operating mode via the
Temporary Comfort mode input
KNX
R
CO
S
Central
Local
1.
2.
3.
S
DI
S
S
S
DI
S
3.
Controller
Prio
PPS2
3.
S
The
Temporary Comfort mode
communication object
has an effect similar to that of the /Auto button on the
room unit. However, HVAC control can only be enabled,
i.e. the room operating mode switches to
Comfort
only.
Any KNX/EIB button (pulse switch) can be used for entry:
RXB... room controller
EIB / KNX button
Temporary Comfort mode
10385Z59de
The following S-mode communication object is used to integrate a bus button:
Temporary Comfort mode (input communication object)
Flags
R W C T U
Type Receive
timeout
States
0 1 1 0 0 1.017
DPT_Trigger
No 1
=
Trigger
0 = Not used
KNX
R
CO
