Viessmann Vitoladens 300-C Service Instructions Manual page 46

Codes
Code 2
(cont.)
Coding in the delivered condition
88 :0 Temperatures are dis-
played in °C (Celsius)
90:128 Time constant for calcu-
lating adjusted outside
temperature 21.3 h
91:0 No external heating pro-
gram changeover
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
46
Possible change
88 :1 Temperatures are dis-
played in
°F (Fahrenheit)
90:0 Fast (low values) or slow
to (high values) matching of
90:199 the flow temperature, sub-
ject to the set value when
the outside temperature
changes;
1 step ≙ 10 min
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 parameters)