Analysis Procedure - Mitsubishi Electric MELSEC iQ-R Series Introduction Manual

Analysis procedure

If a device error which is a saving trigger of the recorder module turns on, the error cause is determined from four causes that
are the conditions of turning on the device error. As an example, a failed product arrival is used here. Then, check the device/
label value which is the cause of the error occurrence.
The following describes the analysis procedure.
GX LogViewer

In GX LogViewer, check the cause of the device error set as the saving trigger has turned on.
 After the cause is determined, set the device as the basing point device, and check the execution condition
of the basing point device by data flow analysis.

After the execution condition is determined, make a log mark at the position where the operation, which is
the execution condition, is performed in GX VideoViewer, and add the log marker information to the seek bar
in GX Works3.

Check the device which is the execution condition of the error cause in the program of GX Works3.
By clicking a device in the data flow analysis screen, the program where the clicked device is used can be
displayed.

Check the operation of the displayed program and GX LogViewer.
7 OPERATION EXAMPLE
63
7.1 How to Check the Recording Result
GX Works3
 
Synchronization
reproduction

Data flow analysis

Log marker
Link

GX VideoViewer