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912.807.1 - GB
INSTALLATION AND OPERATING MANUAL
SWITCHES 4 – 5 : CLIMATE CURVE SELECTION
Climate curve selection table
CLIMATE CURVE
Switch 4
Switch 5
Temperature range
LOW
OFF
OFF
25 ÷ 40 °C
MEDIUM
ON
OFF
50 ÷ 60 °C
HIGH (*)
OFF
ON
25 ÷ 80 °C
(*) factory setting
the high curve
should be selected for heating elements at high temperatures: radiators
the medium curve
should be selected for heating elements fitted with fans: fan coil units
the low curve
should be selected for heating elements at low temperatures: underfloor or similar systems.
0904_2601 / CR_0028
For dual-zone models (
RA2Z
), the choice of the climate curve only applies to the mixed zone. The other zone works di-
rectly with the temperature of the inlet water from the centralised system.
Figure 14 D: Climate Curve Switches
Low climate curve
Medium climate curve
High climate curve
