Viessmann Vitodens 222-F B2TA Installation And Service Instructions Manual page 95

"General"/group 1
Coding in the delivered condition
79:1 With LON communication
module:
Control unit is fault man-
ager (only for weather-
compensated control
units)
7b:1 With LON communication
module:
Control unit transmits the
time (only for weather-
compensated control
units)
7F:1 Detached house (only for
weather-compensated
control units)
80:6 A fault message is dis-
played if a fault is active
for at least 30s
81:1 Automatic summer/win-
tertime changeover
82:0 Operation with natural
gas
86:... Do not adjust
87:... Do not adjust
(cont.)
Possible change
79:0
7b:0
7F:0
80:0
80:2
to
80:199
81:0
81:2
81:3
82:1
Code 2
10 - 97 = Vitotronic 200-H
98 = Vitogate
99 = Vitocom
Control unit is not fault
manager
Does not transmit time
Apartment building
Separate adjustment of
holiday program and time
program for DHW heating
possible
Immediate fault message
The minimum fault duration
until a fault message is is-
sued is adjustable from 10
to 995 s.
1 step ≙ 5 s
Manual summer/winter-
time changeover
Use of the radio clock re-
ceiver (automatic recogni-
tion)
With LON communication
module:
The control unit receives
the time
Operation with LPG (only
adjustable if coding ad-
dress "11:9" has been set)
95