LG PQCPA11A0E Installation & Owner's Manual page 31

The following figure shows the example for connecting more than one PI485 to one ACP.
TX
LG-NET 1
RX
TX
LG-NET 2
RX
1
DI TX
2 LG-NET 3
RX
3
TX
4 LG-NET 4
RX
5
6
7
TX
8 FDD
RX
9
TX
10 Ext.
RX
11
12
13
14 ACT
Ethernet 1
15 LNK
16
MENU/
17
ACT
SELECT Ethernet 2
18
LNK
19
20
TX
Console
RX
1
DO
Run
2
3
Power
4
ACP
TX
RX
Installation/Owner's Manual
2. Installing ACP
2-17