pag 19
CONTROL
CONTROL INTERFACE
set-point not managed visible is unit is using
resources
visible is unit is using
resources
visible with unit in HEAT
visible with unit in COOL
not managed
not managed
WORKING LOGICS
The unit is designed to manage the incoming external air.
When the temperature is above set limits, the ventilation is stopped so that the room disturbance is minimized. When
ventilation is deactivated, the compressor is also deactivated. The compressor is also deactivated when the external
temperature is out of limits.
ventilation
EXTERNAL temperature
- 10 °C
35 °C
OFF
OFF
ON
AMBIENT temperature
16 °C
30 °C
OFF
OFF
ON
OUTLET temperature
OPERATING MODES
SUMMER/WINTER MODE
MODE CHANGE
MANUAL
The choice between the HEATING or the COOLING mode is carried out manually by the keypad, the room thermostat or the
remote selector (see the chapter ELECTRICAL CONNECTIONS).
AUTOMATIC
The choice between the HEATING or the COOLING mode is carried out automatically by the electronic module according to
the system water temperature measured by a specific probe.
The choice between the automatic or manual change is defined by thermostat with parameter P03 OnModeMan:
MANUAL = 1
AUTOMATIC = 0
21.0
REMOTE
ECO
AUTO
E
c
o
C
l
e
a
n
15 °C 35 °C
OFF OFF
ON
20 °C 30 °C
COOL
° C
temp.
H2o