En-15
4.7. Optional parts cable binding
Auto louver grille cable
Remote controller
cable
Other optional parts cables
Power supply cable
Avoid touching the ceiling with the wirings.
* Use an accessory of indoor unit or optional parts for cable tie.
** Use an accessory of optional parts for bushing.
Ceiling
Cable tie
(medium,
accessories)
Avoid covering the air
inlet with the wirings.
Air inlet
Bushing**
Insulation
• Do not bind the power supply cable and other cables together.
CAUTION
To protect the cable insulation after opening a knockout hole, remove any burrs from
the edge of the hole.
5. REMOTE CONTROL INSTALLATION
5.1. Group control
NOTES:
Group control cannot be used together with W-LAN adapter.
A number of indoor units can be operated at the same time using a single remote controller.
*When different types of indoor units (such as wall mounted type and cassette type, cas-
sette type and duct type, or other combinations) are connected using group control sys-
tem, some functions may no longer be available.
(1) Connect up to 16 indoor units in a system.
A
B
C
D
E
I.U.
I.U.
I.U.
I.U.
Remote
controller
A, B, C, D, E : Remote controller cable.
A+B+C+D+E
≤
500 m.
Example of wiring method (2-wire type)
1 2 3
1 2 3
1 2 3
1 2 3
1 2 3
Y
1
Y
2
Indoor unit 1
Indoor unit 2
Indoor unit 3
Indoor unit 4
Remote controller cable
Remote con-
troller cable
Remote controller
(2) Set the R.C. address (DIP switch setting)
Set the R.C. address of each indoor unit using the DIP switch on the indoor unit
circuit board.
Y1
Y2
TO
REMOTE CONTROL
UNIT
Ex IN
Y3
1
2
12
3
SW100
(a) 2-wire type
DIP switch (RC AD SW)...Factory setting “00”
Since the remote controller address settings are automatically con
fi
gured, you do not
need to con
fi
gure them.
If con
fi
guring manually, it is necessary to con
fi
gure both the indoor unit and the remote
controller. For details, please refer to the remote controller installation manual.
(b) 3-wire type
DIP switch (RC AD SW)...Factory setting “00”
When connecting multiple indoor units to 1 standard wired remote controller, set the
address at RC AD SW in sequence from “00”.
Setting
Setting
range
Switch 100
Remote controller
address
00 to 15
Setting
example 00
1
2 3
4
ON
RC AD
Example
If 4 indoor units are connected.
RC AD SW
00
RC AD SW
01
RC AD SW
02
RC AD SW
03
Indoor unit 1
Remote
controller
Indoor unit 2
Indoor unit 3
Indoor unit 4
Set the R.C. address in accordance with the table below.
Indoor unit
R.C. address
DIP SWITCH No.
1
2
3
4
1
00
OFF
OFF
OFF
OFF
2
01
ON
OFF
OFF
OFF
3
02
OFF
ON
OFF
OFF
4
03
ON
ON
OFF
OFF
5
04
OFF
OFF
ON
OFF
6
05
ON
OFF
ON
OFF
7
06
OFF
ON
ON
OFF
8
07
ON
ON
ON
OFF
9
08
OFF
OFF
OFF
ON
10
09
ON
OFF
OFF
ON
11
10
OFF
ON
OFF
ON
12
11
ON
ON
OFF
ON
13
12
OFF
OFF
ON
ON
14
13
ON
OFF
ON
ON
15
14
OFF
ON
ON
ON
16
15
ON
ON
ON
ON
NOTES:
Be sure to set consecutive R.C. address.
The indoor units cannot be operated if a number is skipped.
00
01
02
03
R.C. address
(DIP switch setting)
Remote
controller
: Transmission cable, Power supply cable
: Connection cable
: Remote controller cable
Outdoor
unit 1
Indoor
unit 1
Indoor
unit 2
Indoor
unit 3
Indoor
unit 4
Outdoor
unit 2
Outdoor
unit 3
Outdoor
unit 4
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2018/12/11 10:11:36
