Viessmann Vitodens 222-F B2TA Installation And Service Instructions Manual page 88

Code 1
"Heating circuit ..."/group 5
Coding in the delivered condition
Start temperature raising
F8:–5 Temperature limit for ter-
minating reduced mode
–5 °C, see example on
page 163.
Observe the setting of
coding address "A3". (on-
ly for weather-compensa-
ted control units)
End temperature raising
F9:–14 Temperature limit for rais-
ing the reduced set room
temperature –14 °C; see
example on page 163
(only for weather-com-
pensated control units)
Set flow temperature increase
FA:20 Raising the set boiler wa-
ter or flow temperature by
20 % when changing
from operation with re-
duced room temperature
to operation with stand-
ard room temperature.
See example on
page 164 (only for
weather-compensated
control units)
Duration set flow temperature increase
Fb:60 Duration of the set boiler
water or flow temperature
rise (see coding address
"FA") 60 min. See exam-
ple on page 164 (only for
weather-compensated
control units)
88
(cont.)
Possible change
F8:+10
to
F8:–60
F8:–61
F9:+10
to
F9:–60
FA:0
to
FA:50
Fb:0
to
Fb:300
Temperature limit adjusta-
ble from
+10 to –60 °C
Function disabled
Temperature limit for rais-
ing the set room tempera-
ture to the value selected
for standard mode adjusta-
ble from
+10 to –60 °C
Temperature rise adjusta-
ble from 0 to 50 %
Duration adjustable from 0
to 300 min