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External Wiring Diagram
4
PC Central Controller
External Wiring Diagram
Multi-V PLUS & MPS Product
- Refer the wiring diagram and make the connections accordingly
A & B terminals are connected to indoor units and C & D terminals are connected to CNU.
* Notice : Indoor unit address setting can be done by wired or wireless remote controller
Indoor units
00
01
02
0F
10
11
12
1F
F0
F1
F2
FF
LAN Port
CNU
(PQNFG14B0)
Cross
cable
BUS A
BUS B
Main PCB
Outdoor unit 0
C
C
A
A
B
B
D
VCC VCC
GND GND
D
E
E
F
F
Main PCB
Outdoor unit 1
PI 485
Main PCB
Outdoor unit 16
PI 485
PI 485
C
C
A
A
B
B
D
VCC VCC
GND GND
D
E
E
F
F
C
C
A
A
B
B
D
VCC VCC
GND GND
D
E
E
F
F
PC Central controller