Daikin ETBH16DF9W User Reference Manual page 9

ETVH/X16S18+23DA6V+9W(G) + ETBH/X16DF6V+9W
Daikin Altherma 3 H HT F+W
4P586456-1B – 2020.10
Zone
Additional zone – Heating
Additional zone – Cooling
2 Change the weather-dependent curve.
There are 2 types of WD curves: slope-offset curve (default), and 2-points
curve. If needed, you can change the type in [2.E] Main zone > WD curve
type. The way to adjust the curve depends on the type.
Slope-offset curve
Slope. When slope is changed, the new
preferred temperature at X1 is
unequally higher than the preferred
temperature at X2.
a b
c
d
Y4
Y3
Y2
Y1
X1 X2
X1, X2 Outdoor ambient temperature
Y1~Y4 Desired leaving water temperature
a WD curve before changes
b WD curve after changes
c Slope
d Offset
Select slope or offset.
Increase or decrease the slope/offset.
When slope is selected: set slope and go to offset.
When offset is selected: set offset.
Confirm changes and return to the submenu.
2-points curve
Y2
Y1
X1 X2
X1, X2 Outdoor ambient temperature
Y1, Y2 Desired leaving water temperature
Go through the temperatures.
Change the temperature.
Go to the next temperature.
Confirm changes and proceed.
More information
For more information, see also:
[3.5] Additional zone > Heating
WD curve
[3.6] Additional zone > Cooling
WD curve
Offset. When offset is changed, the new
preferred temperature at X1 is equally
higher as the preferred temperature at
X2.
Y4
Y3
Y2
Y1
Possible actions on this screen
Possible actions on this screen
2 Quick guide
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Go to ...
a b
c
d
X1 X2
User reference guide
9