Viessmann Vitoladens 300-W Service Instructions For Contractors page 47

Code 2
(cont.)
Coding in the delivered condition
91:0 No external heating pro-
gram changeover via
external extension
95:0 Without Vitocom 100
communication interface
97:0 With LON communication
module: The outside tem-
perature of the sensor
connected to the control
unit is utilised internally
98:1 Viessmann system num-
ber (in conjunction with
monitoring several sys-
tems via Vitocom 300)
9b:0 No minimum set boiler
water temperature for
external demand
9C:20 Monitoring LON subscrib-
ers.
If a subscriber fails to
respond, the values
defaulted inside the con-
trol unit will be used after
20 min. Only then will a
fault message be issued.
9F:8 Differential temperature
8 K; only in conjunction
with a mixer circuit
Possible change
91:1 The external heating pro-
gram changeover affects
the heating circuit without
mixer
91:2 The external heating pro-
gram changeover affects
the heating circuit with
mixer
91:3 The external heating pro-
gram changeover affects
the heating circuit without
mixer and the heating cir-
cuit with mixer
95:1 With Vitocom 100 commu-
nication interface (auto-
matic recognition)
97:1 The control unit receives
the outside temperature
97:2 The control unit sends the
outside temperature to the
Vitotronic 200-H
98:1 System number adjustable
to from 1 to 5
98:5
9b:1 Minimum set boiler water
to temperature adjustable
9b:127 from 1 to
127
°C (limited by boiler-specific paramete
9C:0 No monitoring
9C:5 The time is adjustable from
to 5 to 60 min
9C:60
9F:0 Differential temperature
to adjustable from 0 to 40 K
9F:40
Codes
47