LG BNU-BAC Installation & Owner's Manual page 13

(2) When connecting the BMS by using more than one BACnet Gateway
(possible to connect 16 units at maximum)
BMS(Building Management System)
BACnet Gateway
TX
LG-NET 1 RX
TX
LG-NET 2
RX
1 DI
2 LG-NET 3 TX
RX
3
TX
4 LG-NET 4
5 RX
6
7
TX
8 Ext 1
9 RX
TX
10 Ext 2
RX
11
12
13
14
Ethernet 1 ACT
15 LNK
16
17 MENU/ ACT
Ethernet 2
18 SELECT LNK
19
20
TX
Console
RX
1
DO Run
2
3
4 Power
Simple central
(possible to connect
TX
LG-NET 1
RX
LG-NET 2 TX
RX
1
DI TX
2 LG-NET 3
3 RX
TX
4 LG-NET 4
5 RX
6
7 TX
8 Ext 1
RX
9
10 TX
Ext 2 RX
11
12
13
14 ACT
15 Ethernet 1 LNK
16
17 MENU/
Ethernet 2 ACT
18 SELECT LNK
19
20
TX
Console RX
1 DO Run
2
3
4 Power
BACnet Gateway
Simple central
(possible to connect
Hub
LAN
(direct cable)
ON KSDO4H
L1 2 3 4
PI485
ON KSDO4H
L1 2 3 4
PI485
controller
if necessary)
ON KSDO4H
L1 2 3 4
PI485
Multi
ON KSDO4H
L1 2 3 4
controller
PI485
if necessary)
Multi V
00
Multi V
10
Multi V
00
F0
F1
F3
Installation/Owner Manual 13
How to install
. . .
01 0F
. . .
11 1F
. . .
01 2F
F2