Daikin EWYA004D2V3P Installer's Reference Manual page 175

Alarm output
EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688013-1B – 2022.09
INFORMATION
To set electricity and gas price values, do NOT use overview settings. Set them in the
menu structure instead ([7.5.1], [7.5.2], [7.5.3], and [7.6]). For more information on
how to set the energy prices, see the operation manual and the user reference
guide.
INFORMATION
Solar panels. If solar panels are used, set the electricity price value very low to
promote the use of the heat pump.
# Code
[7.5.1] N/A
[7.5.2] N/A
[7.5.3] N/A
[7.6] N/A
Boiler efficiency
Depending on the used boiler, this should be chosen as follows:
# Code
[9.C.2] [7‑05]
Alarm output
# Code
[9.D] [C–09]
Description
User settings > Electricity price >
High
User settings > Electricity price >
Medium
User settings > Electricity price >
Low
User settings > Gas price
Description
▪ 0: Very high
▪ 1: High
▪ 2: Medium
▪ 3: Low
▪ 4: Very low
Description
Alarm output: Indicates the logic of alarm
output on digital I/O PCB during high level indoor
unit error malfunctioning. Low level errors
(caution/warning) will NOT be transmitted to
alarm output.
▪ 0 Abnormal: The alarm output will be
powered when an alarm occurs. By setting this
value, a distinction is made between the
detection of an alarm, and the detection of a
power failure.
▪ 1 Normal: The alarm output will NOT be
powered when an alarm occurs.
See also table below (Alarm output logic).
11 Configuration
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Installer reference guide
175