Operating instructions

Coding in
the as
delivered
condition
Address:
value
Function mode Coding
change
Address:
value
Possible change
Boiler circuit, mixer circuit
A4:0
*
1
With frost protection A4:1 No frost protection,
adjustment only possible
if code "A3 : -9" is
selected.
Note
When selecting a value
below 1 °C there will be a
risk of pipes outside the
thermal insulation envel-
ope of the hous e freez-
ing-up. The standby
mode, in partic ular,
should be observ ed, e.g.
during holi days.
A5:5
*
1
With heating circuit
pump logic fun ction
(economy circuit): Heat-
ing circuit pump OFF, if
the outside temper ature
(AT) is 1 K higher than
the set room tempera -
ture (RT
Set )
AT > RT
Set +1K
A5:0 Without heating circuit
pump logic fun ction
A5:1
to
A5:15
With heating circuit pump
logic function: Heating
circuit pump OFF, if (see
the following table)
Parameter address
A5:...
With heating circuit pump logic function: Heating
circuit pump OFF, if
1AT>RT
Set +5K
2AT>RT
Set +4K
3AT>RT
Set +3K
4AT>RT
Set +2K
5AT>RT
Set +1K
6AT>RT
Set
Code 2 (cont.)
54
Coding
5692 548 GB
*1
Only for weather-compensated control unit.