Installing/Removing A Remote Station - Mitsubishi Electric MELSEC Q Series User Manual

4.6

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.
● If a remote station is installed/removed while the CPU module is in the RUN status, it may cause system failure or
● When a remote station is installed while the CPU module is in the STOP status, whether the remote station performs data
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incorrect input/output.
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.
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CHAPTER 4 PROCEDURE BEFORE OPERATION
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