8 Configuration
Installer reference guide
53
EKCB
EK2CB EKMBU EKMBUHCA9W1
Daikin Altherma low temperature monobloc
4P405544-1 – 2015.03
#
Code
Description
[A.2.2.A]
[D-02]
The outdoor unit offers the possibility to
connect a field supplied domestic hot
water pump (On/OFF type). Depending
on the installation and configuration on
the user interface, we distinguish its
functionality.
DHW pump:
▪ 0 (No)(default): NOT installed.
▪ 1 (Secondary rtrn): Installed for instant
hot water when water is tapped. The
end-user sets the operation timing
(weekly
schedule
time)
of
the
domestic hot water pump when it
should run. Control of this pump is
possible through the outdoor unit.
▪ 2
(Disinf.
shunt):
Installed
for
disinfection.
It
runs
when
the
disinfection function of the domestic
hot water tank is running. No further
settings are needed.
See also illustrations below.
Domestic hot water pump installed for…
Instant hot water
Disinfection
c
f
a
g
h
b
c
h
b
a
d f
e g
a
Outdoor unit
b
Tank
c
Domestic hot water pump
d
Heater element
e
Non‑return valve
f
Shower
g
Cold water
h
Control box
INFORMATION
The correct domestic hot water default settings becomes
only applicable when domestic hot water operation is
activated ([E‑05]=1).
Remote outdoor sensor
See
"5 Application guidelines" on page 12
.
#
Code
Description
[A.2.2.B]
[C-08]
External sensor (outdoor):
When an optional external ambient
sensor is connected, the type of the
sensor must be set. See
"5 Application
guidelines" on page 12
.
▪ 0 (No)(default): NOT installed. The
thermistor in the user interface and in
the outdoor unit are used for
measurement.
▪ 1 (Outdoor sensor): Remote outdoor
sensor, connected to the outdoor unit.
The outdoor sensor will be used to
measure
the
outdoor
ambient
temperature.
Remark:
For some
functionality, the temperature sensor
in the outdoor unit is still used.
▪ 2 (Room sensor): Remote indoor
sensor, connected to option box
EK2CB07CAV3.
The
temperature
sensor in the user interface is NOT
used anymore.
Remark:
This value
has only meaning in room thermostat
control.
INFORMATION
You can only connect either the remote indoor sensor or
the remote outdoor sensor.
Control box EKCB07CAV3
Modification of these settings is only required when optional control
box EKCB07CAV3 is installed. Control box EKCB07CAV3 has
multiple functionalities which need to be configured. See
"5 Application guidelines" on page 12
.
#
Code
Description
[A.2.2.E.1]
[E‑03]
Backup heater steps:
▪ 0 (default)
▪ 1
▪ 2
[A.2.2.E.2]
[5-0D]
BUH type:
▪ 1 (1P,(1/1+2)): 6 kW 1~ 230 V
(default)
▪ 4 (3PN,(1/2)): 6 kW 3N~ 400 V (*9W)
▪ 5 (3PN,(1/1+2)): 9 kW 3N~ 400 V
(*9W)
The system allows for the connection of 2 types of backup heater
kits:
▪ EKMBUHCA3V3: 1~ 230 V - 3 kW backup heater
▪ EKMBUHCA9W1: Unified backup heater
Backup heater EKMBUHCA3V3 can only be configured to be a 3V3
backup heater. Unified backup heater EKMBUHCA9W1 can be
configured in 4 ways:
▪ 3V3: 1~ 230 V, 1 step of 3 kW
▪ 6V3: 1~ 230 V, 1st step = 3 kW, 2nd
step = 3+3 kW
▪ 6W1: 3N~ 400 V, 1st
step = 3 kW, 2nd
step = 3+3 kW
▪ 9W1: 3N~ 400 V, 1st
step = 3 kW, 2nd
step = 3+6 kW
To configure the backup heater (both EKMBUHCA3V3 and
EKMBUHCA9W1), combine settings [E‑03] and [5‑0D]:
Summary of Contents for EK2CB07CAV3
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