Checking Error Status With The Cx-Programmer; Checking Detailed Status; Reading Error Log Information - Omron CJ2 CPU UNIT User Manual

Checking Error Status with the CX-Programmer

Use the following procedure to read the error status.
1
Connect the CX-Programmer online.
2
Double-click Error Log in the project tree in the main window. The PLC Error Window will be dis-
played.
3
Click the Errors Tab. The current errors will be displayed on the Errors Tab Page.
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Checking Detailed Status

You can check detailed error status using information registered in the Auxiliary Area. The following
error details are registered.
• Error Flags:
• Error Information: The Auxiliary Area contains words that provide detailed information on current
• Error Code:
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Reading Error Log Information

If the error status could not be checked when the error occurred, it can be checked by reading error log
data. The following information is stored in the error log.
• Error code (This is the same error code as is stored in word A400.)
• Error information
• Time of occurrence
CJ2 CPU Unit Hardware User's Manual
The Auxiliary Area contains flags that indicate the type of error. There are error
flags for various types of error.
errors. Error information is provided for various types of error.
The error code assigned to the current error is stored in word A400 regardless of
the type of error. If two or more errors occur at the same time, the highest (most
serious) error code will be stored in A400.
6 Troubleshooting
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