Page 38
ENGLISH
WIRED CONTROLLER
49-5000680 Rev. 0
Wiring connection methods
There are three methods connect the wired controller to the
indoor units.
A�
One wired controller controls one indoor unit; the indoor
unit connects with the wired controller through a 3 conductor
shielded cable.
A
A
B
B
C
C
Indoor 1
Polar wire
Wire controller
Wire controller
B�
One wired controller can control up to 16 sets of indoor units
(max); A 3 conductor shielded cable must connect the
wired controller and the Main unit (the indoor unit connected
to the wire controller directly). The others connect to the
Main unit also through a 3 conductor shielded cable.
A
A
A
A
A
A
B
B
B
B
B
B
C
C
C
C
C
C
Indoor 1
Indoor 2
Indoor N
Indoor 15
Indoor 16
(master unit)
Wire controller
Wire controller
Wire controller
Wire controller
Wire controller
Wire controller
Control wiring of wire
controller, polar.
