10
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Configuration
Installer reference guide
164
EPRA14~18D + ET23E
Daikin Altherma 3 H HT F
4P644739-1A – 2022.03
#
Code
Description
[3.A]
[C‑06]
External room thermostat type for the additional
zone:
▪
1:
1 contact
. Connected to only 1 digital
input (X2M/35a)
▪
2:
2 contacts
. Connected to 2 digital inputs
(X2M/34a and X2M/35a)
Leaving water temperature: Delta T
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Code
Description
[3.B.1]
[1-0C]
Delta T heating
: A minimum temperature
difference is required for the good operation of
heat emitters in heating mode.
▪
For E models:
-
If [2-0D]=2, this is fixed to 10°C
-
Else: 3°C~10°C
▪
For E7 models:
-
If [2-0D]=2: 10°C~12°C
-
Else: 3°C~12°C
[3.B.2]
[1-0E]
Delta T cooling
: A minimum temperature
difference is required for the good operation of
heat emitters in cooling mode.
▪
3°C~10°C
WD curve type
There are 2 methods to define the weather-dependent curves:
▪
2-points
139])
▪
Slope-Offset
In [2.E]
WD curve type
, you can choose which method you want to use.
In [3.C]
WD curve type
, the chosen method is shown read-only (same value as in
[2.E]).
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Code
Description
[2.E] / [3.C]
N/A
▪
2-points
▪
Slope-Offset
10.5.5 Space heating/cooling
INFORMATION
This unit is a heating only model. Therefore, all references to cooling in this
document are NOT applicable.
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