Installing/Removing A Remote Station - Mitsubishi Melsec-L Series User Manual

6.4

Installing/Removing a Remote Station

A remote station on CC-Link/LT cannot be installed or removed while the CPU module is in the RUN status.
Install or remove a remote station in either of the following status:
• The system is powered off.
• The CPU module is in the STOP status (The RUN/STOP/RESET switch of the CPU module is set to STOP).
● If a remote station is installed/removed while the CPU module is in the RUN status, it may cause system failure or
incorrect input/output.
● When a remote station is installed while the CPU module is in the STOP status, whether the remote station performs data
link or not can be checked by any of the following operations:
• Execute CC-Link/LT diagnostics.
• Check that the bit of Remote station connection information (buffer memory address: 0 to 3 (Un/G0 to 3)
corresponding to the remote station is on.
• Check that the PW LED and L RUN LED of the remote station are on.
48