Viessmann Vitotrol 100 OT Installation And Service Instructions Manual page 19

Further settings
90
80
70
60
50
40
30
A
20
25 20 15
Outside temperature in °C
Parameter
Low end A
End point B
Shift
The heating curve is limited at the
upper end by the maximum flow tem-
perature ("MAX TEMP").
Note
If the room temperature controller acts
on 2 heating circuits (heating circuit
with mixer and heating circuit without
mixer), 2 heating curves can be set.
■ Heating curve 1 acts on the heating
circuit without mixer.
■ Heating curve 2 acts on the heating
circuit with mixer.
■ The set switching times act on both
heating circuits.
Maximum flow temperature limit
To limit the heating curve at the upper
end.
(cont.)
10 5 0 -5 -10 -15
Setting range
10 - 40 °C
25 - 90 °C
5 - 35 K
Commissioning and adjustment
B
-20
Delivered condition
25 °C
60 °C
25 K
"MAX TEMP" adjustable from 0 - 90 °C
Factory setting 90 °C
Room influence factor
If the actual room temperature deviates
too much from the set room tempera-
ture, the set flow temperature can be
raised by a factor per 1 K deviation.
The higher the value for "ROOM
INFLUENCE", the greater the increase
in the set flow temperature.
"ROOM INFLUENCE" adjustable from
0 - 10
Delivered condition 0
19