2-Points Curve; Using Weather-Dependent Curves - Daikin EHFZ03S18DJ3V Installer's Reference Manual

10 | Configuration

10.3.2 2-points curve

10.3.3 Using weather-dependent curves

Installer reference guide
128
INFORMATION
To operate weather dependent, correctly configure the setpoint of the main zone,
additional zone or tank. See
Define the weather-dependent curve with these 2 setpoints:
▪ Setpoint (X1, Y2)
▪ Setpoint (X2, Y1)
Example
Set weather-dependent heating
T
t
Y2
Y1
X1
Confirm Adjust
X1, X2 Examples of outdoor ambient temperature
Y1, Y2 Examples of desired tank temperature or leaving water temperature
Configure weather-dependent curves as following:
To define the setpoint mode
To use the weather-dependent curve, you need to define the correct setpoint
mode:
Go to setpoint mode ...
Main zone – Heating/Cooling
[A.3.1.1.1] Main > LWT setpoint
mode
Additional zone – Heating/Cooling
[A.3.1.2.1] Additional > LWT
setpoint mode
Tank
[A.4.6] Domestic hot water (DHW)
> SP mode
To change the weather-dependent curve
Zone
Main zone – Heating
Main zone – Cooling
Additional zone – Heating
Additional zone – Cooling
"10.3.3 Using weather-dependent
X2 T
a
Scroll
Weather dep. OR WD/scheduled
Weather dep. OR WD/scheduled
Weather dep.
[7.7.1.1]Main > Set weather-
dependent heating
[7.7.1.2] Main > Set weather-
dependent cooling
[7.7.2.1]Additional > Set
weather-dependent heating
[7.7.2.2] Additional > Set
weather-dependent cooling
4
curves" [ 128].
Set the setpoint mode to ...
Go to ...
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1B – 2021.10