Operating instructions

150
Coding
Code2 (cont.)
Coding in the delivered condition
Possible change
General (cont.)
98:1 Viessmann system number
(in conjunction with
monitoring of several
systems via Vitocom 300)
98:1
to
98:5
System number adjustable
from 1 to 5
9b:0 External default of the
set flow temperature via
plug aVH
9b:1
to
9b
:127
Set flow temperature in
case of external demand via
plug aVH adjustable from
1 to 127ºC
9C:20 LON user monitoring
When there is no response
9C:0 No monitoring
When
there
is
no
response
from a user, values
defaulted by the control unit
continue to be used for a
further 20min. Only then
will a fault message be
triggered.
9C:5
to
9C:60
Time adjustable
from 5 to 60min
9d:0 Without function extension
0−10V
9d:1 With function extension;
automatic recognition
5862730GB