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Siemens
User Manual
CE1U2357en
Building Technologies
6 The settings in detail
2014-07-30
6.3.3 Heating circuits
For the heating circuits, there are various functions available which can be individually
set for each heating circuit.
operating mode
Line no.
Operating line
1300
Operating mode
Protection
Automatic
Reduced
Comfort
The operating mode of heating circuits 1 and 2 is selected directly with the operating
mode button while the operating mode of heating circuit P is to be selected in
programming mode (operating line 1300).
This setting is used to switch between the different operating modes. The functionality
corresponds to operating mode selection with the operating mode button. For details,
refer to section ”Operation“.
Setpoints
Line no.
Operating line
HC1
HC2
HCP
710
1010
1310
Comfort setpoint
712
1012
1312
Reduced setpoint
714
1014
1314
Frost protection setpoint
716
1016
1316
Comfort setpoint max
The room temperature can be shifted according to different setpoints. These setpoints
become active depending on the selected operating mode, thus producing different
temperature levels in the rooms.
The ranges of adjustable setpoints result from the interdependencies, as this is shown
in the following diagram.
TRKmax Comfort setpoint max
TRK
Comfort cooling
setpoint
TRR
Reduced setpoint
TRF
Frost protection setpoint
In Protection mode, the room temperature is prevented from falling below a certain
level. This means that the frost protection setpoint of the room temperature will be
maintained.
The room temperature can be shifted according to different setpoints. These setpoints
become active depending on the selected operating mode, thus producing different
temperature levels in the rooms.
The ranges of adjustable setpoints result from the interdependencies, as this is shown
in the following graph.
Room temperature
Frost protection
Comfort setpoint max
0 2 4 6 8 10 12 14 16 18 20 22 24 26
°C
2358Z01
TRK
TRR
TRF
TRKmax