User`s manual
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6.8 Recording the operation contents and self-diagnostics error occurrence contents (operation/error history
function)
6
FUNCTIONS
(4) Displaying operation/error history using GX Developer
The contents of the operation/error history can be displayed on the GX Developer
PLC diagnostics screen.
(a) PLC diagnostics screen display
Table6.14 shows the display of the operation/error history on the GX Developer
PLC diagnostics screen.
(b) Operation/error history details screen
When double-clicking a history in the history list or an error currently occurring on
the PLC diagnostics screen, the detailed information in Diagram 6.14 can be
displayed.
Table6.14 Contents of the PLC diagnostics screen and the operation/error history item
PLC diagnostics screen
Description of PLC diagnostics screen
Item Description
Type
The history type is displayed.
Ope: Operation history
Err: Error history
No. The operation/error number is displayed.
Detailed code
The 4-digit code corresponding to the operation history and
the CC-Link Safety remote I/O unit error history is displayed.
If there is no detailed code, ---- is displayed.
Present error/Error
Message
The operation content ยท error message recorded in the
operation/error history is displayed.
If the history is damaged, "BROKEN OPERATION/ERROR
LOG" is displayed.
(a) Operation history (b) Error history
Diagram 6.14 Operation history/Error history details screen