110
!
Please note
If the frost protection temperature is set to less
than 1 °C outside temperature, uninsulated
pipes may freeze.
There is a particular risk for outdoor pipes and in
standby mode, e.g. during holidays. Provide
pipes with thermal insulation and avoid unsuper-
vised standby mode.
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
Coding in the delivered condition
Possible change
Frost protection activate
A4:0
The frost protection function is
ac-
tivated
. Start and stop tempera-
tures of the function can be adjus-
ted (code
"A3"
, "Heating" group).
Frost protection function: The heat-
ing circuit pump is switched on at
the relevant outside temperature; a
min. flow temperature of 10 °C is
specified. At the relevant outside
temperature, the frost protection
function is automatically switched
off.
A4:1
The frost protection function is
deac-
tivated
. Adjustment only possible if
code
"A3:−9"
has been set.
Note
Observe the note for code
"A3"
.
Room temperature sensor offset
E2:50
Available if code
"A0:1"
,
"A0:2"
or
"A0:3"
, "Heating" group, is set.
No correction of actual room tem-
perature
E2:0
to
E2:49
Correction - 5 K to display correction
- 0.1 K
E2:51
to
E2:99
Display corr 0.1 K to display
corr 4.9 K
Codes
Code 2
(cont.)
5679249
Codes