Viessmann Vitovalor 300-P Installation And Service Instructions For Contractors page 101

Coding level 2
(cont.)
Coding in the delivered condition
52:0 Without flow temperature sensor
for low loss header
54:0 Never adjust.
6E:50 No display correction for outside
temperature
76:0 Without LON communication mod-
ule
77:1 LON subscriber number
79:1 Control unit for weather-compen-
sated operation with LON commu-
nication module:
Control unit is fault manager
7b:1 Control unit for weather-compen-
sated operation with LON commu-
nication module:
Control unit transmits the time
7F:1 Detached house
80:6 A fault message is issued if a fault
arises for at least 30 s.
81:1 Automatic summer/wintertime
changeover
82:0 Operation with natural gas
Possible change
The internal circulation pump only
starts upon heat demand if the burn-
er is active.
The circulation pump stops on expiry
of the run-on time.
51:2 System with heating water buffer
cylinder:
The internal circulation pump only
starts upon heat demand if the burn-
er is active.
The circulation pump stops on expiry
of the run-on time.
52:1 With flow temperature sensor for low
loss header (automatic recognition)
6E:0 Display correction
to to
6E:49 Display correction
6E:51 Display correction +0.1 K
to to
6E:99 Display correction +4.9 K
76:1 With LON communication module
(automatic recognition)
77:2 LON subscriber number adjustable
to from 1 to 99:
77:99 1 - 4 = Boiler
27 = Fuel cell module
28 - 97 = Vitotronic 200-H
98 = Vitogate
99 = Vitocom
79:0 Control unit is not fault manager.
7b:0 No time transmission.
7F:0 Apartment building
Holiday program and time program
for DHW heating can be set sepa-
rately
80:0 Immediate fault message
80:2 Minimum fault duration before a fault
to message is issued, adjustable from
80:199 10 to 995 s.
1 step
81:0 Manual summer/wintertime change-
over
81:2 Use of the radio clock receiver (au-
tomatic recognition)
81:3 With LON communication module:
Control unit receives the time
82:1 Operation with LPG (do not set)
Codes
5 K
–
0.1 K
–
≙
5 s
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