Operating mode
Two operating modes are available:
1.
Bivalent alternative
2.
Monoenergetic
Menu item
Parameter
Factory setting
Operating mode selection
Monoenergetic
Monoenergetic
Bivalent alternative
Selection of the auxiliary heat generator:
- Bivalent alternative (heat pump or oil/gas-fired boiler or wall heating)
- Monoenergetic (heat pump and/or Smart Serv electric heating element) according to usable limits
The operating mode of the internal pump in the indoor unit must be defined here in the level “Expert
"
Set-
tings
"
Auxiliary heat generator
"
Internal pump".
Passive cooling
Activation of passive cooling. An additional module for the passive cooling is a prerequisite.
Menu item
Parameter
Factory setting
Passive cooling
Activated
Deactivated
Deactivated
Brine outlet setpoint
Desired brine outlet temperature. The brine pump implements control according to this temperature.
Menu item
Parameter
Factory setting
Brine outlet setpoint
-15 °C - +20 °C
+8 °C
Anti-freeze protection temperature
The anti-freeze protection function becomes active from this temperature in the brine circuit.
Menu item
Parameter
Factory setting
Anti-freeze protection temperature
-20 °C - +10 °C
+4 °C
Anti-freeze protection alarm temperature
For frost protection reasons, the heat pump is blocked from this temperature in the brine circuit.
Menu item
Parameter
Factory setting
Anti-freeze protection alarm tem-
perature
-25 °C - +5 °C
+2 °C
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