Viessmann Vitodens 200 Service Instructions Manual page 37

Code 1
(cont.)
Coding in the delivered condition
User no.
77:1 LON user number
Summer econ. A1/M2
A5:5 With heating circuit
pump logic function
(only for weather-com-
pensated control units)
Min. flow temp. A1/M2
C5:20 Electronic minimum
flow temperature limit
20 °C (only for weather-
compensated control
units)
Max. flow temp. A1/M2
C6:75 Electronic maximum
flow temperature limit
75 °C (only for weather-
compensated control
units)
Slope A1/M2
d3:14 Heating curve slope =
1.4 (only for weather-
compensated control
units)
Level A1/M2
d4:0 Heating curve level = 0
(only for weather-com-
pensated control units)
Possible change
77:2 LON user number, adjus-
to table from 1 to 99:
77:99 1 - 4 = Boiler
5 = Cascade
10 - ... = Vitotronic 050
99 = Vitocom
Note
Allocate each number
only once.
A5:0 Without heating circuit
pump logic function
C5:1 Minimum limit adjustable
to from 1 to 127 °C (limited
C5:127 by the boiler coding card)
C6:10 Maximum limit adjustable
to from 10 to 127 °C
C6:127
d3:2 Heating curve slope ad-
to justable from 0.2 to 3.5
d3:35 (see page 28)
d4: 13 Heating curve level ad-
to justable from 13 to 40
d4:40 (see page 28)
Coding
37