9 Settings
9.1
List of parameters
Tab.19 Operating modes
Digit
Associated Mode
AUTO MODE = AUTOMATIC MODE
HYBRID MODE = HYBRID MODE
OPT.BACKUP = PEAK RATE/OFF-PEAK RATE OPTIMISATION MODE
RESET METERS
COOLING MODE
Tab.20 Adjustable parameters
Parameter
Description
Factory setting
Hysteresis for starting heating.
Can be set from 3 to 20°C.
5°C
Room temperature limit authorised for operation of the heat
pump, in Hybrid Mode.
Can be set from -14 to 20°C.
5°C
Room temperature operating limit for the electrical back-up.
Can be set from -5 to 18°C
3°C
Main timer range duration at Off-peak rate if wired, in Optimi
sation Mode.
8 hours
9.2
Setting the parameters
9.2.1
Selecting the operating mode
1. Access the list of available operating modes by simultaneously
pressing the and keys.
2. Select the desired mode by pressing the or key.
Digit
Operating
mode
Description
Adjustment required
Automatic
mode
Domestic hot water is heated according to the cli
mate conditions:
by the heat pump, and/or
by the immersion heater.
/
Hybrid mode Domestic hot water is:
first pre-heated using the heat pump,
then heated by the instant boiler.
THmin setting: heat pump minimum operating tem
perature.
Optimisation
Mode
Domestic hot water is heated for pre-determined
periods:
by the timer programming,
by the off-peak rate signal.
Domestic hot water is heated by the heat pump
and by the immersion heater to reach the set point
temperature before the end of the off-peak rate.
H1 setting: duration (in hours) of the longest off-
peak time range.
Consumption
mode
Read the different consumption values
Cooling
mode
The refrigerant can be recovered.
3. Confirm the selection by pressing the key.
9 Settings
62
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