Daikin EWYA004D2V3P Installer's Reference Manual page 143

EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688013-1B – 2022.09
# Code
[3.4] N/A
Heating WD curve
Set weather-dependent heating for the additional zone (if [3.4]=1 or 2):
# Code
[3.5] [0-00]
[0-01]
[0-02]
[0-03]
Cooling WD curve
Set weather-dependent cooling for the additional zone (if [3.4]=2):
Description
Setpoint mode:
▪ Fixed
▪ WD heating, fixed cooling
▪ Weather dependent
Description
Set weather-dependent heating:
Note: There are 2 methods to set the weather
dependent curve. See "11.5.2 2-points
4
curve" [ 124] and "11.5.3 Slope-offset
4
curve" [ 125]. Both curve types require 4 field
settings to be configured according to the figure
below.
T t
[0-01]
[0-00]
[0-03] [0-02]
▪ T : Target leaving
t
(additional zone)
▪ T : Outdoor temperature
a
▪ [0-03]: Low outdoor ambient temperature. –
40°C~+5°C
▪ [0-02]: High outdoor ambient temperature.
10°C~25°C
▪ [0-01]: Desired leaving water temperature
when the outdoor temperature equals or drops
below the low
[9‑05]°C~[9‑06]°C
Note: This value should be higher than [0‑00]
as for low outdoor temperatures warmer water
is required.
▪ [0-00]: Desired leaving water temperature
when the outdoor temperature equals or rises
above the high
[9‑05]~min(45, [9‑06])°C
Note: This value should be lower than [0‑01] as
for high outdoor temperatures less warm water
is required.
11 Configuration
|
T a
water temperature
ambient temperature.
ambient temperature.
Installer reference guide
143