Viessmann Vitovalor 300-P Installation And Service Instructions For Contractors page 109

Coding level 2
(cont.)
Coding in the delivered condition
30 % of max. speed (only for
weather-compensated control
units)
E8:1 Only for heating systems without a
heating circuit with mixer:
Min. speed of the internal variable
speed heating circuit pump in op-
eration at reduced room tempera-
ture, depending on setting in cod-
ing address "E9" (only on weather-
compensated control unit)
E9:45 Only for heating systems without a
heating circuit with mixer:
Speed of the internal variable
speed heating circuit pump:
45 % of the max. speed during op-
eration with reduced room temper-
ature (only for weather-compensa-
ted control units)
F1:0 Screed drying disabled
F2:8 Time limit for party mode or exter-
nal heating program changeover
via pushbutton: 8 h
Note
Observe settings of coding ad-
dresses "3A", "3b" and "3C" in
group "General", and "d5" and
"d8" in group "Heating circuit...".
F8:–5 Temperature limit for terminating
reduced mode
on page 173.
Observe setting for coding address
"A3".
F9:–14 Temperature limit for raising the
set reduced room temperature
14 °C; see example on
–
page 173.
FA:20 Raising the set boiler water or flow
temperature by 20 % when switch-
ing from operation with reduced
room temperature to operation with
standard room temperature. See
example on page 174.
Fb:60 Period for raising the set boiler wa-
ter or set flow temperature (see
coding address "FA") 60 min. See
example on page 174.
In the "Heating and DHW" program, party mode ends automatically when the system changes over to operation with
*1
standard room temperature.
Possible change
E8:0
E9:0
to
E9:100
F1:1
to
F1:6
F1:15
F2:0
F2:1
*1
to
F2:12
F8:+10
5 °C; see example to
–
F8:–60
F8:–61
F9:+10
to
F9:–60
FA:0
to
FA:50
Fb:0
to
Fb:240
Speed corresponding to setting in
coding address "E7"
Speed adjustable from 0 to 100 % of
the max. speed during operation
with reduced room temperature
Only for heating circuit with mixer:
Screed drying adjustable, with
choice of 6 temperature/time profiles
(see page 171)
Constant flow temperature 20 °C
No time limit *1
Time limit adjustable from 1 to 12 h
Temperature limit adjustable from
+10 to 60 °C
–
Function disabled
Temperature limit for raising the set
room temperature to the value se-
lected for standard mode adjustable
from
+10 to 60 °C
–
Temperature increase adjustable
from 0 to 50 %
Period adjustable from 0 to 240 min.
Codes
*1
109