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6. REMOTE CONTROL INSTALLATION
6.1. Group control
NOTES: Group control cannot be used together with W-LAN adapter.
Group control cannot be used when using it by the fl exible multi type.
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,
cassette type and duct type, or other combinations) are connected using group control
system, some functions may no longer be available.
(1)
Connect up to 16 indoor units in a system. (indoor unit to remote controller)
I.U.
B
A
Remote
controller
A, B, C, D, E : Remote controller cable.
A+B+C+D+E ≤ 500 m.
Example of wiring method (2-wire type)
Indoor unit 2
1 2 3
1 2 3
1 2 3
Y
Y
1
2
Remote controller 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.
(a) 2-wire type
DIP switch (RC AD SW)...Factory setting "00"
Since the remote controller address settings are automatically confi gured, you do not
need to confi gure them.
If confi guring manually, it is necessary to confi gure both the indoor unit and the remote
controller. For details, please refer to the remote controller installation manual.
En-14
CAUTION
I.U.
I.U.
I.U.
C
D
E
Indoor unit 4
1 2 3
1 2 3
Remote controller cable
(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
Remote controller
Example
RC AD SW
Set the R.C. address in accordance with the table below.
Indoor unit R.C. address
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Be sure to set consecutive R.C. address.
The indoor units cannot be operated if a number is skipped.
SW100
Setting range
Setting
example 00
If 4 indoor units are connected.
RC AD SW
RC AD SW
00
01
1
00
OFF
01
ON
02
OFF
03
ON
04
OFF
05
ON
06
OFF
07
ON
08
OFF
09
ON
10
OFF
11
ON
12
OFF
13
ON
14
OFF
15
ON
unit 1
unit 2
unit 1
unit 2
00
01
Switch 100
ON
1
2
3
4
RC AD
Indoor unit 4
RC AD SW
03
02
2
3
4
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
ON
OFF
OFF
ON
ON
OFF
ON
ON
OFF
ON
OFF
ON
ON
OFF
ON
ON
ON
ON
ON
ON
ON
ON
unit 3
unit 4
unit 3
unit 4
02
03
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