Viessmann Vitoladens 300-W Service Instructions For Contractors page 51

Code 2
(cont.)
Coding in the delivered condition
b0:0 With remote control:
Heating mode/reduced
mode: weather-compen-
sated
b2:8 With remote control and
for the heating circuit,
operation with room tem-
perature hook-up must be
programmed: Room influ-
ence factor 8
b5:0 With remote control: No
room temperature-
dependent heating circuit
pump logic function
(change the coding only
for the heating circuit with
mixer M2)
Parameter
address b5:...
1:
2:
3:
4:
5:
6:
7:
8:
*1 Change the code for the heating circuit without mixer A1 or for the heating circuit
with mixer M2 only, if the remote control unit affects that heating circuit.
Change the code for the heating circuit without mixer A1 or for the heating circuit
*2
with mixer M2 only, if the remote control unit affects that heating circuit.
*1
*2
*2
With heating circuit pump logic function: Heating circuit
pump OFF, if
enabled RT > RT
actual
enabled RT > RT
actual
enabled RT > RT
actual
enabled RT > RT
actual
enabled RT > RT
actual
enabled RT > RT
actual
enabled RT > RT
actual
enabled RT > RT
actual
Possible change
b0:1 Heating mode: weather-
compensated
Reduc. mode: with room
temperature hook-up
b0:2 Heating mode: with room
temperature hook-up
Reduc. mode: weather-
compensated
b0:3 Heating mode/reduced
mode: with room tempera-
ture hook-up
b2:0 Without room influence
b2:1 Room influence factor
to adjustable from 1 to 64
b2:64
b5:1 Heating circuit pump logic
to function, see the following
b5:8 table:
+ 5 K; disabled RT
set
+ 4 K; disabled RT
set
+ 3 K; disabled RT
set
+ 2 K; disabled RT
set
+ 1 K; disabled RT
set
; disabled RT
set actual
- 1 K; disabled RT
set
- 2 K; disabled RT
set
Codes
< RT + 4 K
actual set
< RT + 3 K
actual set
< RT + 2 K
actual set
< RT + 1 K
actual set
< RT
actual set
< RT - 1 K
set
< RT - 2 K
actual set
< RT - 3 K
actual set
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