103
5693 982 - 04
Vitotronic 300, GW2B Installation and Service
“General” Group
(continued)
Code 2
Coding in the factory set condition
Possible change
88:0
Temperature displayed in °C (Celsius).
88:1
Temperature displayed in °F (Fahrenheit).
8A:175
Do not adjust.
-
-
8F:0
Operation in the standard menu and extended
menu enabled.
Note:
The respective code is only activated
when you exit the service level
(see page 65).
8F:1
Operation in the standard menu and extended
menu blocked.
8F:2
Operation enabled in the standard menu;
blocked in the extended menu.
90:128
Time constant for calculating adjusted outside
temperature 21.3 h.
90:1
to
90:199
Fast (low values) or slow (high values)
matching of the supply temperature, subject
to the set value when the outside temperature
changes.
1 step 10 min
91:0
Connection at terminals 1 and 2 in plug
a
V
D
disabled (external heating program changeover)
(see page 55).
91:1
Contact affects the following heating circuits:
Heating circuit without mixing valve A1
(heating circuit 1).
91:2
Heating circuit with mixing valve M2
(heating circuit 2).
91:3
Heating circuits without mixing valve A1
(heating circuit 1) and heating circuit with
mixing valve M2 (heating circuit 2).
91:4
Heating circuit with mixing valve M3
(heating circuit 3).
91:5
Heating circuits without mixing valve A1
(heating circuit 1) and heating circuit with
mixing valve M3 (heating circuit 3).
91:6
Heating circuits with mixing valve M2
(heating circuit 2) and M3 (heating circuit 3).
91:7
Heating circuit A1 (heating circuit 1) and
heating circuits with mixing valve M2
(heating circuit 2) and M3 (heating circuit 3).
93:0
Central fault message during emissions test
function/service display does not affect central
fault.
93:1
Central fault message during emissions test
function/service display does affect central
fault.
95:0
Without Vitocom 100 communication
interface.
95:1
With Vitocom 100 communication interface;
automatic recognition.
96:1
With extension for heating circuits 2 and 3
with mixing valve.
96:0
Without extension for heating circuits 2 and 3
with mixing valve.
