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HEAT CIRC. DATA
No setback
below outside t.
Fig. 37 Switching off the setback
B Release Display to save your input.
B Press Back to return to the next higher level.
Input range
No setback below
inactive
outside t.
–30 °C – 10 °C
Table 50 Setting range No setback below outside t.
10.13 Setting flow setback
Since the heating system Constant does not allow the connection of a
remote control, at this menu item a setback value for the setback types
Reduced and Outside setback can be entered.
B Call up the service level.
GENERAL PARAM. appears as the first main menu.
B Turn the rotary dial until main menu Heat.circuit + No. is displayed.
B Press Display to call up a submenu.
B Turn the rotary dial until submenu Heating system appears.
B Hold down button Display and turn the rotary dial until the required
value is shown.
B Release Display to save your input.
B Turn the rotary dial until submenu Flow setback by appears.
B Hold down button Display and turn the rotary dial until the required
value is shown.
HEAT CIRC. DATA
Flow
Setback by
Fig. 38 Setting flow setback
B Release Display to save your input.
B Press Back to return to the next higher level.
Input range
Flow setback
0 K – 40 K
Table 51 Setting range Flow setback
CFB 840
10.14 Setting the room temperature offset
This setting is only recommended if no remote control has been installed
inside the living space.
2
If the average actual temperature measured with a thermometer
deviates from the selected temperature, this function enables a
matching of both values.
This adjustment moves the heating curve in parallel.
Example:
o
Displayed set room temperature
0
C
Actual room temperature
Table 52 Example: room temperature offset
6 720 802 836-51.1TL
The set value lies 2 °C below the actual value.
B Call up the service level.
B Turn the rotary dial until main menu Heat.circuit + No. is displayed.
Factory setting
B Press Display to call up a submenu.
Inactive
B Turn the rotary dial until submenu Room temperature offset
B Hold down button Display and turn the rotary dial until the required
Fig. 39 Setting the room temperature offset
B Release Display to save your input.
B Press Back to return to the next higher level.
2
Room temperature
offset
Table 53 Setting range Room temperature offset
10.15 Automatic adaptation setting
25K
6 720 802 836-52.1TL
Factory setting
Where a remote control is installed in the room, the heating curve is
30 K
automatically adjusted to the building by constantly monitoring the room
and flow temperatures.
Conditions are:
• A representative room with reference temperature.
• Fully opened thermostatic valves in the room.
• No constantly fluctuating external heat influence.
GENERAL PARAM. appears as the first main menu.
appears.
value is shown.
HEAT CIRC. DATA
Room temperature
Offset
Input range
–5 °C – 5 °C
This function is only available if the heating system
Radiator/Convector heater/Under-floor is set.
The commissioning engineer uses the Autom
adaptation It is not activated in the factory.
Heating circuit data | 29
22 °C
24 °C
2
o
-2
C
6 720 802 836-53.1TL
Factory setting
0 °C
6 720 802 836 (2012/05)
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