Viessmann VITODENS 200-W Service Instructions Manual page 58

Codes
Code 2
(cont.)
Coding in the delivered condition
C6:74 Electronic maximum flow
temperature limit 74 °C
(only for weather-com-
pensated control units)
d3:14 Heating curve slope = 1.4
(only for weather-com-
pensated control units)
d4:0 Heating curve level = 0
(only for weather-com-
pensated control units)
d5:0 The external heating pro-
gram changeover alters
the heating program to
"Constant operation with
reduced room tempera-
ture" (only for weather-
compensated control
units)
E1:1 With remote control: The
set day temperature can
be adjusted at the remote
control unit from 10 to
30 °C (only for weather-
compensated control
units)
E2:50 With remote control: No
display correction for the
actual room temperature
(only for weather-com-
pensated control units)
E5:0 Without variable speed
heating circuit pump (only
for weather-compensa-
ted control units)
58
Possible change
C6:10 Maximum temperature
to limit adjustable from 10 to
C6:127
127°C (limited by the boiler
coding card)
d3:2 Heating curve slope adjust-
to able from 0.2 to 3.5 (see
d3:35 page 31)
d4:–13 Heating curve level adjust-
able from –13 to 40 (see
to
d4:40
page 31)
d5:1 The external operating
mode changeover alters to
"Constant central heating
with standard room tem-
perature"
E1:0 Set day temperature
adjustable from 3 to 23 °C
E1:2 Set day temperature
adjustable from 17 to
37 °C
Display correction –5 K
E2:0
to
to
Display correction –0.1 K
E2:49
E2:51 Display correction +0.1 K
to to
E2:99 Display correction +4.9 K
E5:1 With variable speed heat-
ing circuit pump; will be rec-
ognised automatically