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1.1 Features
1
OVERVIEW
(3) Enriched operation history and error history
The CPU module can record a total of 3000 operation/error history entries for the
details of the CPU module operation by the user and for the errors occurred in the
CPU module or the CC-Link Safety system.
Recording the details of the CPU module operation by the user into the operation/
error history clarifies the occurrence order of operations and errors. Troubleshooting
becomes easier by confirming the error/operation history.
The contents recorded in the operation/error history are shown in Table1.2.
Table1.2 Recorded contents of operation/error history
Information Contents History Information per Entry
Operation
history
information
User's operations for the CPU module are
stored as a history.
(Operations which change the CPU module
status are recorded.)
• Operation code
• Operation message
• Operation execution date
• Result code
• Operation attached information
Error history
information
The following errors are stored as a history.
• Error/failure detected by self-diagnostics
• Hardware error
• Error detected by CC-Link Safety system
• Error code
• Error message
• Occurrence date
• Error information category (common
information/individual information)
• Error information (common
information/individual information)
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