Boiler - Viessmann VITODENS 200-W Installation And Service Instructions Manual

General
(cont.)
"LON subscriber monitoring"
Setting
20 min.
... Min.
"Differential temperature"
Setting
8 K
... K

Boiler

Note
Parameter values in bold are factory settings.
"Single and multi boiler system"
Setting
Single boiler system
Multi boiler system
"Minimum burner pause time"
Setting
Standard
Differential method
Integral method
"Maximum boiler water temperature limit"
Setting
... °C
"Integral threshold for burner switch-off"
Setting
20
...
Explanations
9C:20 If there is no response from a subscriber for 20 min,
the values specified in the control unit are used. Only
then will a fault message be issued.
9C:2 to Adjustable from 2 to 60 min
9C:60
Explanations
9F:8 The differential temperature is the value by which the
common flow temperature should be higher than the
highest currently required flow temperature of the
heating circuits with mixer.
Only in connection with heating circuit with mixer M2
(heating circuit 2) and M3 (heating circuit 3)
9F:0 to Adjustable from 0 to 40 K
9F:40
Explanations
Only if control unit has been changed to constant tem-
perature mode.
01:1
01:2 If the boiler is operated in a multi boiler system.
Explanations
04:0 Fixed setting for minimum burner pause time
04:1 Minimum burner pause time subject to the boiler load
04:2 Minimum burner pause time subject to the boiler load
and taking into account a threshold value (specified by
boiler coding card)
Explanations
06:... Maximum limit of the boiler water temperature, defaul-
ted by the boiler coding card
06:20 to Maximum limit of the boiler water temperature within
06:... the ranges specified by the boiler coding card
Setting range 20 to ... °C
Explanations
10:20 Only effective if parameter 04:2 has been set.
10:5 to Adjustable from 5 to 255
10:255 The higher the value, the later the burner switches off
Parameter level 2
71