Fujitsu Waterstage Split Comfort 5 Series Installation Manual page 51

Line Function
Heating adjustment, circuit 1
710 U Comfort setpoint
712 U Reduced setpoint
714 U Frost protection setpoint
716 S Comfort setpoint maximum
720 I Heating curve slope
(see fi g. 49, page
721 I Off -set of the heating curve
(see fi g. 50, page
730 I Summer / Winter heating limits
When the average of the Outdoor temperatures over the past 24 hours reaches 18°C, the regulator switches off the
heating (as an economy measure). During summer mode, the display shows "Eco". This function is only active in
automatic mode.
740 I Flow temp setpoint min
(with dynamic radiator, adjust from 30 to 35°C)
741 I Flow temp setpoint max
Floor heating system = 50 °C / Radiators = 65 °C.
Important Note : Maximum temperature limitation is not a safety function as required by ground heating.
750 S Room infl uence
If the installation is fi tted with a room thermostat:
This function enables you to choose the ambient temperature's infl uence on the setting.
If no value is entered, the setting is made based on the temperature control.
If the parameter is set at 100%, the setting is only based on the ambient temperature.
760 S Room temperature limitation
As soon as the room temperature = [Setpoint line 710 (ex. 20°C) + Room temperature limitation setpoint line 760
(ex. 0.5 °C)] > 20.5 °C => The heat pump is stopped.
It restarts when the room temperature falls below the setpoint (in the example, Room temperature < 20.0 °C).
780 S Quick setback
790 S Optimum start control max
(Early start to switch to the comfort setting.)
791 S Optimum stop control max (Early stop to switch
from the comfort setting to the reduced setting.)
800 S Reduced setpoint increase start
801 S Reduced setpoint increase end
830 S Mixer valve boost
834 S Actuator running time
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN
45)
45)
Setting range
or display
Reduced setpoint...
Comfort setpoint maximum
Frost protection setpoint...
Comfort setpoint
4 °C... Reduced setpoint
Comfort setpoint... 35 °C
0.1... 4
-4.5 °C... 4.5 °C
8 °C... 30 °C
8 °C... Flow temp setpoint max
Flow temp setpoint min... 95 °C
1%... 100%
0.5... 4 °C
Off , Down to reduced setpoint,
Down to frost prot setpoint
0... 360 min
0... 360 min
-30... 10 °C, --
-30... 10 °C, --
0... 50 °C
30... 650 s
Setting Basic
increment setting
0.5 °C 20 °C
0.5 °C 19 °C
0.5 °C 8 °C
1 °C 28 °C
0.02 0.5
0.5 °C 0
0.5 °C 18 °C
1 °C 17 °C
1 °C 55 °C
1% 50%
0.5 °C 0.5 °C
Off
10 min 180 min
10 min 30 min
1 °C --
1 °C -5 °C
1 °C 0 °C
1 s 240 s
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