Viessmann VITOTRONIC300 Installation And Service Instructions Manual page 101

Vitotronic 300, GW2B Installation and Service
"General" Group
Coding in the factory set condition
5E:0 Function input DE2 at extension EA1:
No function.
5F:0 Function input DE3 at extension EA1:
No function.
6C:0 Run-on time for circulation pump, neutralizing
system at output A1 at extension AM1:
None.
6d:0 Run-on time for circulation pump, neutralizing
system at output A2 at extension AM1:
None.
6E:50 No display correction of the outside
temperature.
76:0 Without LON communication module.
77:1 LON participant number.
(continued)
Possible change
5E:1 Heating program changeover.
5E:2 External demand with minimum set supply
temperature.
Set value selected in coding address "9b"
5E:3 External blocking.
5E:4 External blocking with fault message.
5E:5 Fault message input.
5E:6 Brief operation, DHW recirculation pump (push
button function).
Setting of runtime for DHW recirculation pump
in coding address "12" in the "General" group.
5F:1 Heating program changeover.
5F:2 External demand with minimum set supply
temperature.
Selection of set value in coding address "9b"
5F:3 External blocking.
5F:4 External blocking with fault message.
5F:5 Fault message input.
5F:6 Brief operation, DHW recirculation pump (push
button function).
Setting of runtime for DHW recirculation pump
in coding address "12" in the "General" group.
6C:1 Run-on time adjustable from 1 to 255 sec.
to
6C:255
6d:1 Run-on time adjustable from 1 to 255 sec.
to
6d:255
6E:0 Display correction –5 K
to to
6E:49 Display correction –0.1 K
6E:51 Display correction +0.1 K
to to
6E:99 Display correction +4.9 K
76:1 With LON communication module (automatic
recognition).
77:2 LON participant number, adjustable from 1 to 99:
to 1 = Boiler control unit
77:99 10 – 97 = Vitotronic 200-H
98 = Vitogate
99 = Vitocom
Note: Each number must only be assigned once.
Code 2
101