Daikin EKHWET-BV3, Руководство по установке для специалистов

Страница: 77 / 120

10 | Configuration
Installer reference guide
77
E120B
R32 Split series – Domestic hot water tank
4P680077-1A – 2022.11
▪ Slope-Offset (see "10.5.3 Slope-offset curve" [
4
67])
In [2.E] WD curve type , you can choose which method you want to use.
In [5.E] WD curve type , the chosen method is shown read-only (same value as in
[2.E]).
# Code Description
[2.E] / [5.E] N/A ▪ 0: 2-points
▪ 1:
Slope-Offset
Priority Schedule
In case multiple indoor units (e.g. 1 Tank, 1 Air conditioning) This setting selects the
operation that should be prioritized (can be set for each month) by the outdoor
unit: Domestic hot water (DHW) or Air conditioning (A/C). Depending on the
selected priority, the outdoor unit can either decide to handle both operation
together (not possible if A/C is requesting cooling operation) or performing only
one of the requested operation.
# Code Description
[5.F] [A-00] Priority schedule:
▪ 0: DHW
▪ 1: A/C
If DHW and A/C requests happen at the same time, the possible outcomes
based on scheduled Priority settings are as follow
(1)
:
If … The heat pump operation = …
Which is
priority? A/C request is
…
Can
outdoor
unit do
both?
(a)
DHW Cooling - DHW, while A/C is put on hold
Heating Yes DHW and A/C together
No DHW, while A/C is put on hold
A/C Cooling - A/C, while DHW is by booster heater
Heating Yes DHW and A/C together
No A/C, while DHW is by booster heater
(a)
Decided by outdoor unit.
Operation mode and Quick mode timer
During Domestic hot water (DHW) production, the booster heater allowance
(2)
can
be selected/limited as follows:
(1)
*applicable when outdoor ambient temperature and tank target temperature are within operation range of outdoor unit
(2)
When ambient temperature and/or target temperature is outside the operation range of outdoor unit, booster heater is
also allowed to operate, refer to
" Operation " [
4
84].