Daikin EHVH04S18CB, Installation Manual, Page: 14 / 28

5 Configuration
Installation manual
14
EHVH/X04~1 EHVH/X08~16S26CB
Daikin Altherma – Low temperature split
4P384971-1C – 2016.02
# Code Description
[A.2.2.A] [D-02] Domestic hot water pump:
▪ 0 (No): NOT installed
▪ 1 (Secondary rtrn): Installed for instant
hot water
▪ 2 (Disinf. shunt): Installed for
disinfection
See also illustrations below.
Domestic hot water pump installed for…
Instant hot water Disinfection
c
f
b
a
g
c
b
a
d f
e g
a Indoor unit
b Tank
c Domestic hot water pump
d Heater element
e Non‑return valve
f Shower
g Cold water
Thermostats and external sensors
NOTICE
If an external room thermostat is used, the external room
thermostat will control the room frost protection. However,
the room frost protection is only possible if the leaving
water temperature control on the unit's user interface is
turned ON.
# Code Description
[A.2.2.4] [C-05] External room thermostat for the main
zone:
▪ 1 (Thermo ON/OFF): When the used
external room thermostat or
heat pump convector can only send a
thermo
ON/OFF condition. No
separation between heating or cooling
demand.
▪ 2 (H/C request): When the used
external room thermostat can send a
separate heating/cooling thermo ON/
OFF condition.
[A.2.2.5] [C-06] External room thermostat for the
additional zone:
▪ 0: N/A
▪ 1 (Thermo ON/OFF): When the used
external room thermostat or
heat pump convector can only send a
thermo
ON/OFF condition. No
separation between heating or cooling
demand.
▪ 2 (H/C request): When the used
external room thermostat can send a
separate heating/cooling thermo ON/
OFF condition.
[A.2.2.B] [C-08] External sensor:
▪ 0 (No): NOT installed.
▪ 1 (Outdoor sensor): Connected to
PCB measuring the outdoor
temperature.
▪ 2 (Room sensor): Connected to PCB
measuring the indoor temperature.
Digital I/O PCB
# Code Description
[A.2.2.6.1] [C-02] External backup heater source:
▪ 0 (No): None
▪ 1 (Bivalent): Gas, oil boiler
▪ 2: N/A
▪ 3: N/A
[A.2.2.6.2] [D-07] Solar pump station kit:
▪ 0 (No): NOT installed
▪ 1 (Yes): Installed
[A.2.2.6.3] [C-09] Alarm output on optional EKRP1HB
PCB:
▪ 0 (Normally open): The alarm output
will be powered when an alarm
occurs.
▪ 1 (Normally closed): The alarm
output will NOT be powered when an
alarm occurs. This installer setting
allows distinction between detection
of an alarm and detection of a power
failure to the unit.
See also table below (Alarm output
logic).
[A.2.2.6.4] [F-04] Bottom plate heater
▪ 0 (No): NOT installed
▪ 1 (Yes): Installed
Alarm output logic
[C-09] Alarm No alarm No power
supply to unit
0 (default) Closed output Open output Open output
1 Open output Closed output
Demand PCB
# Code Description
[A.2.2.7] [D-04] Demand PCB
Only applicable for EHBH/X04+08 and
EHVH/X04+08. Indicates if the optional
demand PCB is installed.
▪ 0 (No)
▪ 1 (Pwr consmp ctrl)
Energy metering
# Code Description
[A.2.2.8] [D‑08] Optional external kWh meter 1:
▪ 0 (No): NOT installed
▪ 1: Installed (0.1 pulse/kWh)
▪ 2: Installed (1 pulse/kWh)
▪ 3: Installed (10 pulse/kWh)
▪ 4: Installed (100 pulse/kWh)
▪ 5: Installed (1000 pulse/kWh)