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System Wiring Drawing
System Wiring Drawing
1. Simple central controller installation case 1.
MAIN PCB
C
C
D
D
VCC
VCC
PI 485
GND
GND
A
A
B
B
Outdoor unit
MAIN PCB
C
C
D
D
VCC
VCC
PI 485
GND
GND
A
A
B
B
Outdoor unit
Function controller and PI 485 are sold separately.
8 Simple Central Controller
001
002
003
Vcc
GND
CN_REMO
Central
controller1
Connection
of indoor
unit
Connection
between
master and slave
101
102
Vcc
GND
CN_REMO
Central
controller2
Connection
of indoor
unitUnit
Indoor Unit
. . .
004
005
C
D
Function
controller
Master
103
104
105
<Group Number 2 >
C
D
Slave
014
015
016
<Group Number 1 >
Dip switch
. . .
115
116
Dip swtich
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