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Siemens
RXB application library (KNX)
CM110671en_02
Building Technologies
CLC & RAD – chilled ceiling and radiator applications from CC-02
14.03.2008
CLC02 – Chilled ceiling and radiator
CLC02
Chilled ceiling and radiator
KNX
R
•
Heating with radiator and cooling with chilled ceiling.
•
Modulating control of heating and cooling valve.
•
Downdraft compensation
•
Dewpoint monitoring.
Plant diagram
N1 Room
controller.
R1
Room unit with temp.
sensor.
B1
Outside temp sensor
via KNX bus
D1 Window
switch.
D2 Presence
detector.
D3 Dewpoint
sensor
YH Heating
valve.
YC Cooling
valve.
B1
D3
YC
N1
R1
D1
D2
T
YH
10
6
7
1S
0
3
KNX
R
Operating diagram
Y Output
signal.
TR Room
temperature.
SpH
Effective heating setpoint
SpC Effective
cooling
setpoint
H Heating
sequence.
C Cooling
sequence.
YH Heating
valve.
YC Cooling
valve.
100
0
TR [°C]
Y [%]
SpH
SpC
YC
YH
H
C
70284