Technical data

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Siemens RDG400KN Basic documentation CE1P3192en
Building Technologies Functions 20 Jul 2010
Sequences
ON/OFF electrical heater Modulating electrical heater
Y
YE
TR [°C]
dz
max
min
Y
0%
100%
TR [°C]
XpC
YV
CH
Vmin
Vmax
XpH
ON
OFF
W
SDH
Change-over air
Y
0%
100%
YE
TR [°C]
XpH
W
dz
max
min
Y
0%
100%
TR [°C]
XpC
YV
C
H
Vmin
Vmax
XpH
Change-over air
Without a valid bus signal for changeover air, the air volume is only increased for cooling:
Y
YE
TR [°C]
dz
max
min
Y
0%
100%
TR [°C]
XpC
YV
C
Vmin
Vmax
ON
OFF
W
SDH
Y
0%
100%
YE
TR [°C]
XpH
W
dz
max
min
Y
0%
100%
TR [°C]
XpC
YV
C
Vmin
Vmax
Y Output signal
TR Room temperature
W Effective setpoint Comfort
H Heating sequence
C Cooling sequence
YV Volume flow rate
YE Electrical heater
XpH Proportional band heating
XpC Proportional band cooling
Vmin Minimum volume output
Vmax Maximum volume output
The diagrams only show the PI thermostat’s proportional part.
Setting the sequence and the control outputs
Refer to sections 3.4 "Applications", 3.6.1 "Sequences", and 3.7 "Outputs".
Note: