![background image](http://html1.mh-extra.com/html/daikin/ewaq004bavp/ewaq004bavp_installers-reference-manual_3243678050.webp)
8 Configuration
Installer reference guide
50
EWAQ+005BAVP
Packaged air-cooled water chillers and packaged air to water heat
pumps
4P492900-1 – 2017.06
#
Code
Description
[A.2.1.9]
[F-0D]
<< continuation
▪ 2 (Request)(default): Pump operation
based on request.
Example:
Using a
room thermostat creates thermo ON/
OFF condition. When there is no such
demand, the pump is OFF.
Remark:
Request is NOT available in leaving
water temperature control.
a
d
e
b
b
c
b
c
c
▪ a: Space heating/cooling control
(user interface)
▪ b: OFF
▪ c: On
▪ d: Heating demand (by ext RT or
RT)
▪ e: Pump operation
#
Code
Description
[A.2.1.B]
N/A
Only if there are 2 user interfaces (1
installed in the room, 1 installed at the
indoor unit):
b
a
▪ a: At unit
▪ b: In room as room thermostat
User interface location:
▪ At unit: the other user interface is
automatically set to In room and if RT
control is selected act as room
thermostat.
▪ In room (default): the other user
interface is automatically set to At unit
and if RT control is selected to act as
room thermostat.
[A.2.1.C]
[E-0D]
Glycol present:
▪ 0 (No) (default): No glycol was added
to the water circuit.
▪ 1 (Yes): Glycol was added to the water
circuit to protect it against freezing.
8.2.3
Quick wizard: Options
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
▪ 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]: