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Wired Controller Wiring Instruction
Wiring Connections of Wire Controller
A
Indoor 1
Indoor 2
Wire controller
A
B
C
B
Indoor 1
Wire controller
A
B
C
Polar wire
A
B
C
Wire controller
Notice: For wired controller connection, please do follow the corresponding indoor unit installation
manual's instruction.
There are three methods to connect wired controller with the indoor units
A. One wired controller can control max. up to 16 sets of indoor units, and 3 pieces of polar wire
must connect the wire controller and the master unit (the indoor unit connected with wire controller
directly), the others connect with the master unit through 2 pieces of polar wire.
B. One wire controller controls one indoor unit, and the indoor unit connects with the wire controller
through 3 pieces of polar wire.
C. Two wired controllers control one indoor unit. The wired controller connected with indoor unit is
called master one, the other is called slave one. Master wired controller and indoor unit; master and
slave wire controllers are all connected through 3 pieces of polar wire.
Indoor N
Wire controller
Wire controller
A
B
C
Indoor 15
Wire controller
A
B
C
A
B
C
Control wiring of wire
controller, polar.
C
Indoor 1
Wire controller
A
B
Polar wire
A
Wire controller
Indoor 16
(master unit)
Wire controller
A
B
C
A
B
C
Wire controller
C
Polar wire
B
C
A
B
C
Wire controller
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