LG PACP4B000 Installation & User Manual page 28

18 Installing ACP IV
Connecting Ethernet cable (LAN cable) to the ACP IV
After connecting the ACP IV and RS-485 cable, Ethernet cable shall be connected to the ACP IV.
ACP IV may be connected to hub through Ethernet cable, or directly to AC Manager IV.
Connecting the ACP IV and hub
It is the case of connecting the ACP IV to the basic internet network installed at the site, and it is
generally connected to the hub.
In such case, Ethernet cable shall be connected as a direct cable.
Use Ethernet cable (direct cable) to connect to LAN port of the ACP IV.
Connecting ACP IV and PC
It is the case of installing AC Manager IV in a separate PC and connecting ACP IV and PC directly.
In such case, Ethernet cable shall be connected as a cross cable.
Use Ethernet cable (cross cable) to connect to LAN port of the ACP IV.
CAUTION
Ethernet cable types
You must distinguish if the Ethernet cable to connect is a direct cable or a cross cable.
y
Also, connect after checking the existence of problem in the cable using LAN tester.
y
Connection with
허브와 연결
hub
다이렉트 케이블
Direct cable
AC Manager Plus가
Direct connection
설치된 PC와 직접연결
with PC
크로스 케이블
Cross cable