Daikin Altherma 3 M EBLA04E V3 Series, User Reference Manual

Page: 13 / 68

4 | Quick guide
User reference guide
13
EBLA04~E23V3 + EDLA04~E23V3
Daikin Altherma 3 M
4P685231-1A – 2023.05
2 Adjust the desired leaving water temperature.
+
–
35
°C
2
a b
Main zone
Additional zone
+
–
45
°C
3
a b
a Actual leaving water temperature
b Desired leaving water temperature
To change the weather-dependent curve for the space heating/cooling zones
1 Go to the applicable zone:
Zone Go to …
Main zone – Heating [2.5] Main zone > Heating WD
curve
Main zone – Cooling [2.6] Main zone > Cooling WD
curve
Additional zone – Heating [3.5] Additional zone > Heating
WD curve
Additional zone – Cooling [3.6] Additional zone > Cooling
WD curve
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.
X1 X2
c
d
Y1
Y2
Y3
Y4
a b
Offset . When offset is changed, the new
preferred temperature at X1 is equally
higher as the preferred temperature at
X2.
Y1
Y2
Y3
Y4
X1 X2
a b
c
d
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