Operating Instructions

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Siemens RXB (KNX) application library RXB Description of functions for FC-10, FC-11, FC-12, FC-13 CM110385en_08
Building Technologies Control sequences 2013-06-17
8.6.2 Supply air inputs / outputs
The supply air temperature sensor is connected to input B1 / B2 of the controller.
The room temperature must be measured with the room sensor installed in the room
unit.
Temperature sensor Inputs required
RXB2...
Inputs required
RXB39.1
Supply air temperature
Room temperature
10385S09
B1
T
CP+, CP–
The supply air temperature is mapped to the following S-mode output communication
object:
Supply air temperature output (Output communication object)
Flags
Type Send heartbeat Value
R
W
K
T
U
1 0 1 1 0 9.001
DPT_Value_Temp
yes Floating point (°C)
The supply air temperature can also be measured with a bus sensor.
The following S-mode input communication object is used for this purpose:
Supply air temperature input (Input communication object)
Flags
Type Receive timeout Value
R
W
K
T
U
0 1 1 1 1 9.001
DPT_Value_Temp
yes Floating point (°C)
The bus signal has priority over the locally connected sensor!
In LTE mode, the supply air temperature from directly connected sensors is mapped as
follows:
Supply air temperature output (Output)
Possible partner function
blocks
Known partner devices
TempSupplyAir
390 UHD
UserHVACDisplay
Siemens:
Synco RMH760 / RMB795
RMU710 / 20 / 30
Geographical zone
When "supply air " is configured, the controller retrieves this value after a reset.
Controller inputs
CO
Note