Daikin Altherma 3 R MT F Series Installer's Reference Manual page 189

ERRA08~12E + ELVZ12S18+23E
Daikin Altherma 3 R MT F
4P708478-1 – 2023.05
Ext thermostat type
Only applicable in external room thermostat control.
Also see "11.6.3 Main zone" [
# 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]
# 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 "11.5.2 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
4
173].
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)
"11.6.3 Main zone" [
Delta T heating: A minimum temperature
difference is required for the good operation of
heat emitters in heating mode.
▪ If [2-0C]=2: 10°C~12°C
- Else: 3°C~12°C
Delta T cooling: A minimum temperature
difference is required for the good operation of
heat emitters in cooling mode.
▪ 3°C~10°C
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 8°C
▪ Else: 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" [ 164])
"11.5.3 Slope-offset curve" [
▪ 2-points
▪
Slope-Offset
11 Configuration
|
Description
4
173].
Description
Description
4
165])
Description
Installer reference guide
189