Connect Ac Smart Iv - LG AC Smart IV Quick Manual

14 PREPARATION

Connect AC Smart IV

You can install AC Smart IV and its cables as follows.
1.
Choose a space for AC Smart IV.
• Prior to securing AC Smart IV, check if
the space is suitable for installing AC
Smart IV, an RS485 cable, power cord,
and an Ethernet cable.
2.
Secure the back panel of AC Smart IV to
the wall under which the RS485 cable is
located.
3.
Extend the RS485 cable through the top
opening of the back panel.
4.
Connect the RS485 cable,which is located
behind the AC Smart IV, to the RS485
terminal.
Caution
The RS485 cable is polarity sensitive,
be careful about keeping polarity when
connecting the cables.
5.
To use the network functions (email
transmission and web control) provided by
AC Smart IV, connect an Ethernet cable to
the LAN port on the back of AC Smart IV.
A B A B
ODU
AHU (RS485)