20
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Configuration
Installer and user reference guide
100
RXYSQ4~6T8V/YB
VRV IV-S system air conditioner
4P482277-1B – 2020.10
PC configurator
For VRV IV-S heat pump system it is alternatively possible to make several
commissioning field settings through a personal computer interface (for this,
option EKPCCAB* is required). The installer can prepare the configuration (off-site)
on PC and afterwards upload the configuration to the system.
See also:
"To connect the PC configurator to the outdoor unit"
107].
Mode 1 and 2
Mode
Description
Mode 1
(monitoring settings)
Mode 1 can be used to monitor the current situation of
the outdoor unit. Some field setting contents can be
monitored as well.
Mode 2
(field settings)
Mode 2 is used to change the field settings of the
system. Consulting the current field setting value and
changing the current field setting value is possible.
In general, normal operation can be resumed without
special intervention after changing field settings.
Some field settings are used for special operation (e.g., 1
time operation, recovery/vacuuming setting, manual
adding refrigerant setting, etc.). In such a case, it is
required to abort the special operation before normal
operation can restart. It will be indicated in below
explanations.
20.2.2 To access the field setting components
62].
20.2.3 Field setting components
The components to make field settings are as follows:
V
Y
H1P
H2P
H3P
H4P
H5P
H6P
H7P
MODE
TEST:
L.N.O.P. DEMAND
C/H SELECT
HWL:
IND
MASTER SLAVE
H8P
MULTI
BS2
SET
BS1
MODE
BS3
RETURN
BS2
SET
BS1
MODE
BS3
RETURN
BS4
TEST
BS5
RESET
BS4
TEST
BS5
RESET
H1P
H2P
H3P
H4P
H5P
H6P
H7P
H8P
X1M
X2M
A1P
A2P
A1P
A2P
X1M
X2M
1 2
OFF
ON
DS1
1 2
OFF
ON
DS1
MULTI
DEMAND
L.N.O.P.
SLAVE
MASTER
IND
TEST/
HWL
MODE
DS1
DIP switches
BS1~BS5
Push buttons
H1P~H7P
7‑LEDs display
H8P
LED for indication during initialisation
ON ( ) OFF ( ) Flashing ( )