LG GLOFA-GM Series User Manual page 105

Chapter 5 Frame Editor
As for remote operation change, setting channel operation to interlocking channel is unavailable.
Operation mode of remote Cnet I/F module can be read.
In case of G6L-CUEC module equipped with RS-422 channel only, changing of the remote operation mode is
not allowed.
[Figure 5.14] shows an example of system structure where operation mode of remote Cnet I/F module is changed.
plc-a
Dedicated modem
[Figure5.14] System structure where remote operation mode is changeable
The following describes how to change PLC-B mode, and how to change and download program via Cnet in the
system as shown in [Figure 5.14] below.
1) Set local/remote Cnet to No.9 online mode and supply power.
2) Change local PLC-A to STOP mode.
3) Check if communication of RS-232C channel between PLC-A/B is normal and then connect Frame Editor to
local PLC-A. Successively, select change menu of operation mode to display setting screen of operation
mode as in the figure.
Local Cnet
rs-232c cable
5-40
No.9 mode switch
Dedicated line
REMOTE Cnet
plc-b
rs-232c cable
Dedicated modem