Daikin Altherma 3 M - Page 50

5 | Operation
User reference guide
50
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
4P620245-1 – 2020.06
Zone Go to …
Additional zone – Cooling [3.6] Additional zone > Cooling
WD curve
Tank Restriction: Only available to installers.
[5.C] Tank > WD curve
INFORMATION
Maximum and minimum setpoints
You cannot configure the curve with temperatures that are higher or lower than the
set maximum and minimum setpoints for that zone or for the tank. When the
maximum or minimum setpoint is reached, the curve flattens out.
To fine-tune the weather-dependent curve: slope-offset curve
The following table describes how to fine-tune the weather-dependent curve of a
zone or tank:
You feel … Fine-tune with slope and
offset:
At regular outdoor
temperatures …
At cold outdoor
temperatures …
Slope Offset
OK Cold ↑ —
OK Hot ↓ —
Cold OK ↓ ↑
Cold Cold — ↑
Cold Hot ↓ ↑
Hot OK ↑ ↓
Hot Cold ↑ ↓
Hot Hot — ↓
To fine-tune the weather-dependent curve: 2-points curve
The following table describes how to fine-tune the weather-dependent curve of a
zone or tank:
You feel … Fine-tune with setpoints:
At regular outdoor
temperatures …
At cold outdoor
temperatures …
Y2
(a)
Y1
(a)
X1
(a)
X2
(a)
OK Cold ↑ — ↑ —
OK Hot ↓ — ↓ —
Cold OK — ↑ — ↑
Cold Cold ↑ ↑ ↑ ↑
Cold Hot ↓ ↑ ↓ ↑
Hot OK — ↓ — ↓
Hot Cold ↑ ↓ ↑ ↓
Hot Hot ↓ ↓ ↓ ↓
(a)
See "5.9.22-points curve"[446].