Viessmann VITODENS 200-W Installation And Service Instructions Manual page 94

Code 2
"Heating circuit ..."/group 5
Coding in the delivered condition
A8:1 Heating circuit with mixer
creates a demand for the
internal circulation pump
(only for weather-com-
pensated control units)
A9:7 With pump idle time:
Heating circuit pump
"OFF" if the set value is
altered through a change
in operating mode or
through a change in the
set room temperature
(only for weather-com-
pensated control units)
b0:0 With remote control:
Heating mode/reduced
mode: weather-compen-
sated (only for weather-
compensated control
units; only change the
code for the heating cir-
cuit with mixer)
b2:8 With remote control and
for the heating circuit, op-
eration with room temper-
ature hook-up must be
programmed: Room influ-
ence factor 8 (only for
weather-compensated
control units; only change
the code for the heating
circuit with mixer)
94
(cont.)
Possible change
A8:0
A9:0
A9:1
to
A9:15
b0:1
b0:2
b0:3
b2:0
b2:1
to
Heating circuit with mixer
creates no demand for the
internal circulation pump
Without pump idle time
With pump idle time, ad-
justable from 1 to 15. The
higher the value, the longer
the pump idle time.
Heating mode: weather-
compensated
Reduced mode: with room
temperature hook-up
Heating mode: with room
temperature hook-up
Reduced mode: weather-
compensated
Heating mode/reduced
mode: with room tempera-
ture hook-up
Without room influence
Room influence factor ad-
justable from 1 to 64. The
higher the value, the great-
er the room influence.