Electrical functions of wired controller:
1.Function difference between master wired controller and slave one:
Contrastive items Master wired controller Slave wired controller
Function All of functions Only with below functions:
ON/OFF, MODE, FAN SPEED,
SET TEMP., SWING
2. Wiring connections of wired controller:
indoor N
B
A
C
wired controller
indoor 1 indoor 2
indoor 1
2
1
3
A
B
C
A
B
C
indoor 16
control wiring of wired controller, polar.
indoor 15
1
2
3
A
B
C
wired controller
wired controller wired controller
wired controller
wired controller
wired controller
wired controller
indoor 1
wired controller
wired controller
wired controller
A
B
C
(master unit)
polar wire
polar wire
polar wire
There are three methods to connection wired controller and 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 wired controller and the master
unit (the indoor unit connected with wired controller directly), the others
connect with the master unit through 2 pieces of polar wire.