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Operation
User reference guide
38
C08AF + EHYKOMB33AA
Daikin Altherma R Hybrid
4P471762-1B – 2020.10
Predefined 1
Mon
-
Sun
a
b
:00
Predefined 2
Mon
-
Sun
a
b
:00
:00
Predefined 3
Mon
-
Fri
a
b
:00
Sat
-
Sun
a
b
:00
:00
4.8 Weather dependent operation
In space heating control, the leaving water temperature setpoint mode can be:
▪
Fixed
▪
Weather-dependent (the leaving water temperature is determined automatically
depending on the outdoor temperature)
To select the setpoint mode, see the installer reference guide.
To set the parameters for the weather-dependent curve, see below.
4.8.1 To set the weather dependent settings
Prerequisite:
You switched the permission level to Advanced end user.
1
Go to [7.7]: >
User settings
>
Set weather dependent
.
2
For main leaving water temperature zone [7.7.1], modify with
,
,
,
,
and confirm with .
3
If applicable, for additional leaving water temperature zone [7.7.2], modify
with , , , , and confirm with .
Set weather-dependent heating
d
c
Ta
Tt
a
b
T
t
Target leaving water temperature
T
a
Outdoor temperature
a
Low outdoor ambient temperature
b
High outdoor ambient temperature
c
Desired leaving water temperature when the outdoor temperature equals or drops
below the low ambient temperature.
Note:
in heating, this value should be higher
than (d) as for low outdoor temperatures warmer water is required.
