45
Coding in the delivered condition
Possible change
Frost protection temperature
A3:2
Outside temperature below 1 °C:
Frost protection function
"On"
Outside temperature above 3 °C:
Frost protection function
"Off"
A3:-9
to
A3:15
Frost protection function
"On"
/
"Off"
at temperatures detailed in the table
below
!
Please note
With settings below 1 °C there is a risk that pipes outside the thermal envelope of the building could freeze
up.
Pay particular attention to standby mode, e.g. during holidays.
Parameter address
A3: ...
Frost protection function / heating cir-
cuit pump "On"
Frost protection function / heating circuit
pump "Off"
-9
-10 °C
-8 °C
-8
-9 °C
-7 °C
-7
-8 °C
-6 °C
-6
-7 °C
-5 °C
-5
-6 °C
-4 °C
-4
-5 °C
-3 °C
-3
-4 °C
-2 °C
-2
-3 °C
-1 °C
-1
-2 °C
0 °C
0
-1 °C
1 °C
1
0 °C
2 °C
2
to
1 °C
to
3 °C
to
15
14 °C
16 °C
Coding in the delivered condition
Possible change
Frost protection activation
A4:0
Frost protection function is
ena-
bled
, i.e. the heating circuit pump
is switched on at a certain outside
temperature. Minimum flow tem-
perature is 10 °C. The heating cir-
cuit pump is switched off when the
outside temperature rises. Adjust
the start and stop temperatures via
code
A3
.
A4:1
The frost protection function is
disa-
bled
. Adjustment is only possible if
code
A3: -9
has been set.
!
Please note
With settings below 1 °C there
is a risk that pipes outside the
thermal envelope of the build-
ing could freeze up.
Pay particular attention to
standby mode, e.g. during
holidays.
Room sensor offset
E2:50
No correction of actual room tem-
perature
Note
Only available if a remote control
unit is connected in this heating
circuit (Code A0:
≠
0).
E2:0
to
E2:49
Correction of actual room tempera-
ture in steps of 0.1 K. Setting 0
≙
-5.0 K and setting 49
≙
-0.1 K
E2:51
to
E2:99
Correction of actual room tempera-
ture in steps of 0.1 K. Setting 51
≙
+0.1 K and setting 99
≙
+4.9 K
Code 2
Heating group
(cont.)
5684984
Codes
