Daikin Altherma 3 R ECH2O, Installer'S Reference Manual, Page: 195 / 316

11 | Configuration
Installer reference guide
195
ERLA11~W1 + EBSH/X(B)11+16P30+50DF
Daikin Altherma 3 R ECH₂O
4P663482-1A – 2021.11
# 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.
▪ If [2-0D] = 2, this is fixed to 10°C
▪ Else: 3°C~10°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 (see "11.4.2 2-points curve" [
4
171])
▪ Slope-Offset (see "11.4.3 Slope-offset curve" [
4
172])
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 Description
[2.E] / [3.C] N/A ▪ 2-points
▪ Slope-Offset
11.5.5 Space heating/cooling
Overview
The following items are listed in the submenu:
4
Space heating/cooling
Tank
Additional zone
Main zone
User settings
[4] Space heating/cooling
[4.1] Operation mode
[4.2] Operation mode schedule
[4.3] Operation range
[4.4] Number of zones
[4.5]
Pump operation mode
[4.6] Unit type
[4.7] or [4.8] Pump limitation
[4.9] Pump outside range
[4.A] Increase around 0°C
[4.B] Overshoot
[4.C] Antifrost
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.