Space Heating/Cooling - Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual

11.5.5 Space heating/cooling

EWSAH/X06UD
Daikin Altherma 3 WS
4P675765-1 – 2022.04
# Code
[3.A] [C‑06]
Leaving water temperature: Delta T
For more information, see
# Code
[3.B.1] [1-0C]
[3.B.2] [1-0E]
WD curve type
There are 2 methods to define the weather-dependent curves:
▪ 2-points (see "11.4.2 2-points
▪ Slope-Offset (see
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]).
# Code
[2.E] / [3.C] N/A
About space operation modes
Your unit can be a heating or a heating/cooling model:
▪ If your unit is a heating model, it can heat up a space.
▪ If your unit is a heating/cooling model, it can both heat up and cool down a
space. You have to tell the system which operation mode to use.
To determine if a heating/cooling heat pump model is installed
1 Go to [4]: Space heating/cooling.
2 Check if [4.1] Operation mode is listed and editable. If so, a
heating/cooling heat pump model is installed.
To tell the system which space operation to use, you can:
You can...
Check which space operation mode is currently used. Home screen
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)
4
"11.5.3 Main zone" [
Delta T heating: A minimum temperature
difference is required for the good operation of
heat emitters in heating mode.
▪ 3°C~10°C
Delta T cooling: A minimum temperature
difference is required for the good operation of
heat emitters in cooling mode.
▪ 3°C~10°C
4
curve" [ 153])
"11.4.3 Slope-offset curve" [
▪ 2-points
▪ Slope-Offset
11 Configuration
|
Description
161].
Description
4
154])
Description
Location
Installer reference guide
173