History Monitor Function - Mitsubishi Electric MELSEC-Q Series User Manual

14.6 History monitor function

This function monitors start history, error history, warning history, and current history
stored in the buffer memory of the Simple Motion module on the operation monitor of
GX Works2.
[1] Starting history
Sixteen starting history logs of operations such as positioning operation, JOG
operation, and manual pulse generator operation can be monitored. The latest
history 16 logs can be monitored all the time. This function allows users to check
the operation sequence (whether the operations have been started in a
predetermined sequence) at system start-up.
For the starting history check method, refer to the "Simple Motion Module Setting
Tool Help" of GX Works2.
[2] Error history, warning history
The error and warning history logs can be monitored.
The latest history 16 logs can be monitored all the time.
For the error and warning history check method, refer to the "Simple Motion
Module Setting Tool Help" of GX Works2.
POINT
Set the clock of PLC CPU. Refer to the "GX Works2 Version1 Operating Manual
(Common)" for setting method.
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Chapter 14 Common Functions