I External Wiring Diagram; Multi V Cru(N)N - LG Deluxe central controller Installation Manual

External Wiring Diagram

Multi V CRU(N)N

- Refer the following wiring diagram and connect the communication line accordingly
00
MAIN PCB
C C
D D
VCC VCC
GND GND
PI 485
A A
B B
Outdoor unit 0
10
MAIN PCB
C C
D D
VCC VCC
GND GND
PI 485
A A
B B
Outdoor unit 1
F0
MAIN PCB
C C
D D
VCC VCC
GND GND
PI 485
A A
B B
Outdoor unit 16
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 rotary switch in the indoor unit pcb
Indoor units
01 02 0F
11 12 1F
F1 F2 FF
External Wiring Diagram
Cross
Cable
BUS A
BUS B
CNU
LAN Port
(PQNFG00A0)
Deluxe central controller
Installation manual 9