History Monitor Function - Mitsubishi Electric MELSEC iQ-F Series FX5 User Manual

13.5

History Monitor Function

This function monitors the start history, error history, and warning history stored in the buffer memory of positioning module
during the operation monitoring.
Start history
The start history of past 16 records of operations such as the positioning operation, JOG operation, and manual pulse
generator operation can be monitored. Once 16 records are stored, the oldest record is overwritten with the latest record.
Therefore, the latest 16 history records are stored at all times. This function allows users to check the operation sequence
(whether the operations have been started in a predetermined sequence) when the system is started.
The start history can be checked using the positioning monitor window. The following describes the check method.
1.
Display the Positioning Monitor window. (Page 327 Positioning Monitor)
2.
Select the Start History from the pull-down menu.
Error history and warning history
The error history and warning history of past 16 records can be monitored. Once 16 records are stored, the oldest record is
overwritten with the latest record. Therefore, the latest 16 history records are stored at all times.
The error history and warning history can be checked using the positioning monitor window. The following describes the check
method.
1.
Display the Positioning Monitor window. (Page 327 Positioning Monitor)
2.
Select Error History or Warning History from the pull-down menu.
13 COMMON FUNCTIONS
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13.5 History Monitor Function