Room unit
Effective
room operating mode
Siemens
Building Technologies
Effective occupancy (Output communication object)
Flags
Type
R W C T U
1 0 1 1 0 20.003
DPT_OccMode
5.3.4
Central control of room operating mode via
the Room operating mode time schedule
This type of time schedule is not supported in DESIGO. If it is nevertheless used, this
can cause room controller errors.
5.3.5
Local control of room operating mode with a room unit
Central
Local
Controller
Prio
S
1.
DI
2.
S
3.
S
S
DI
3.
PPS2
3.
S
The room unit is connected to the PPS2 interface on the room controller.
It displays the effective room operating mode in a simplified form, and can also be used
to change it:
State
Description
Auto
Effective room operating mode is Comfort
Reduced mode in the room, depending on the Priority 1, 2 and 3
influences:
The effective room operating mode is Precomfort, Economy or
Protection. (3rd priority: "last one wins ").
• The effective room operating mode can be changed via the room unit only during the
building-in-use period (defined by the Use time schedule)
• The change in the effective room operating mode is event-driven, the key factor
being the moment when the button on the room unit is pressed.
• The Effective occupancy or Temporary Comfort mode (both Priority 3) can cause the
effective room operating mode to change again
RXB (KNX) application library
Room operating modes
Send hearbeat States
Yes
The
/Auto button on the room unit can be used like
an occupancy button.
S
The room user can use it to decrease or increase the
room temperature control.
S
FNC Description of functions for FC-10, FC-11, FC-12
0 = Occupied
1 = Standby
2 = Unoccupied
the last command always applies.
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