20
0 10 0 -10 -20 -30 -40
30
40
50
60
70
80
Framledningstempereratur
(°C)
Utetemperatur
(°C)
Maximum value
Supply temperature
Outdoor temperature
Minimum value
Caution
With underfloor heating systems, the maxim-
um supply temperature is normally set
between 35 and 45 °C.
Check the max floor temperature with your
floor supplier.
ADJUSTMENT OF CURVE
System 1
Outdoor temp °C
Supply temp °C
Min supply temperature
Max supply temperature
Curve offset
Curve coefficient
Climate system
Max
Min
1.
Select the climate system (if more than one) for
which the curve is to be changed.
2.
Select curve slope and curve offset.
3.
Select max and min supply temperature.
Caution
Curve 0 means that own curve is used.
Settings for own curve are made in menu
1.30.7.
TO READ OFF A HEATING CURVE
1.
Drag in the circle on the axis with outdoor temperat-
ure.
2.
Read off the value for supply temperature in the
circle on the other axis.
33Chapter 6 | Commissioning and adjustingNIBE S1255
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