Operating instructions

155
Coding in the delivered condition Possible change
Note
Observe the max. permis-
sible DHW temperature.
Change over temperature
controller " ".
58:0 Without auxiliary function
for DHW heating
58:10
to
58:60
Input of a second set DHW
temperature, adjustable
from 10 to 95 °C (observe
coding address "56").
59:0 Cylinder heating:
Set start point –2.5 K
Set stop point +2.5 K
59:1
to
59:10
Start point adjustable from
1 to 10 K below set value.
5A:0 For DHW heating:
The set flow temperature
is determined by the high-
est system flow tempera-
ture demand.
Scan the temperature in
the "Diagnosis" menu,
"General" ("Common
dem. temp"), see
page 70.
5A:1 For DHW heating:
The set flow temperature is
determined by the DHW
cylinder flow temperature
demand.
Scan the temperature in
the "Diagnosis" menu,
"General" ("Common
dem. temp"), see
page 70.
60:20 During DHW heating, the
boiler water temperature
is up to 20 K higher than
the set DHW tempera-
ture.
60:10
to
60:50
Differential between com-
mon flow temperature and
set DHW temperature ad-
justable from 10 to 50 K.
61:1 The circulation pump for
cylinder heating starts im-
mediately.
61:0 The circulation pump for
cylinder heating starts de-
pending on the boiler water
temperature.
62:10 Circulation pump with a
run-on time of up to
10 min after cylinder
heating
62:0 No circulation pump run-
on
62:1
to
62:15
Run-on time adjustable
from 1 to 15 min.
Code 2, Vitotronic 300-K
"DHW" group
(cont.)
5815 091 GB
Service