Local Control Of Room Operating Mode Via The Temporary Comfort Mode Input - Siemens Desigo RXB Technical Manual

K N X
CO
R
K N X
CO
R
Effective
room operating mode
Siemens
Building Technologies
5.4.6 Local control of room operating mode via the
Temporary Comfort mode input
Central Local
Controller
Prio
S
1.
DI
1.
3.
S
S
3.
DI
3.
PPS2
3.
S
Any KNX/EIB switch (pulse switch) can be used for the input:
EIB / KNX button
The following S-mode communication object is used to integrate a bus switch:
Temporary comfort mode (Input communication object)
Flags Type
R W C T U
0 1 1 0 0 1.017
DPT_Trigger
The communication object Temporary Comfort mode has two possible states:
State
1 = Trigger
0 = Not used
• The change in the effective room operating mode is event-driven, the key factor
being the moment when the communication object is received.
• The Effective occupancy or room unit (both Priority 3) can cause the effective room
operating mode to change again
RXB (KNX) application library
Room operating modes
The communication object Temporary Comfort mode
has an effect similar to that of the
S
room unit. However, the HVAC control system can only
be "switched on", i.e. the room operating mode
switches to Comfort only.
S
RXB... Room controller
Temporary ComfortMode
Receive timeout
No
Description
Effective room operating mode is Comfort
Has no influence on the effective room operating mode
the last command always applies.
FNC Description of functions for FC-10, FC-11, FC-12
/Auto button on the
10385Z59en
States
1 = Trigger
0 = Not used
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CM110385en_05
28 Feb 2009