Technical data
Additional information
121
Coding 2 (continued)
Overview of all codings (continued)
Coding as per
factory setting
Address: Value
Function New coding
Address:
Value
Possible change
4A: 0 General Plug aJA not installed 4A: 1 Plug aJA installed (e.g. temperature sensor of
Therm-Control);
automatically recognized
4b: 0 General Plug aJB not installed 4b: 1 Plug aJB installed (e.g. temperature sensor
T2); automatically recognized
4C: 0 General Connection at plug sÖA1:
H
e
a
t
i
n
g
c
i
r
c
u
i
t
p
u
m
p
4C: 1 Primary pump of DHW tank loading system
4
C
:
0
G
e
n
e
r
a
l
C
o
n
n
e
c
t
i
o
n
a
t
p
l
u
g
s
Ö
A
1
:
Heating circuit pump
4C: 2 Switch contact of Therm-Control
4C: 3 Circulation pump of flue gas/water heat
exchanger
4d: 1 General Connection at plug sL:
Shunt pump
4d: 2 Boiler circuit pump
4E: 0 General Connection at plug gS:
3-way mixing valve for return
temperature control
4E: 1 3-way valve of DHW tank loading system
4F: 5 General Shunt pump with 5 minutes
r
u
n
-
o
n
t
i
m
e
4F: 0 Shunt pump without run-on time
4
F
:
5
G
e
n
e
r
a
l
S
h
u
n
t
p
u
m
p
w
i
t
h
5
m
i
n
u
t
e
s
run-on time
4F: 1
to
4F: 60
Run-on time adjustable from 1 to 60 minutes
54: 0 General Without solar control
54: 1 With Vitosolic 100; automatically recognized
5
4
:
0
G
e
n
e
r
a
l
W
i
t
h
o
u
t
s
o
l
a
r
c
o
n
t
r
o
l
54: 2 With Vitosolic 200; automatically recognized
55: 0 DHW DHW tank heating,
differential +/- 2.5 K
55: 1 Optimized DHW tank heating active
(takes into account the rate at which the DHW
tank temperature increases during domestic hot
water heating)
55: 2 DHW tank temperature control with 2 DHW
tank temperature sensors
55: 3 DHW tank temperature control of DHW tank
loading system
56: 0 DHW Setting range of domestic
hot water temperature 10 to
60°C / 50 to 140°F
56: 1 Setting range of domestic hot water
temperature 10 to 95°C / 50 to 203°F
¨ Safety instruction!
Observe max. DHW temperature
Adjust adjustable high limit ”R”
58: 0 DHW Without additional function
for domestic hot water
heating
58: 1
to
58: 95
Input of a 2nd desired DHW temperature value;
variable between 1 and 95°C / 34 and 203°F
(note coding address ”56”)
Please note:
The DHW tank is heated to the 2nd set-point
value during the 4th activation period for
domestic hot water heating (see operating
instructions regarding settings).
5285 941 v.1.5