Operating Instructions

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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
10671S03
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
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