Digital Controller SIO Driver
GP-Pro EX Device/PLC Connection Manual
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8
Error Messages
Error messages are displayed on the Display screen as follows: "No.: Device Name: Error Message (Error
Occurrence Area)". Each description is shown below.
Display Examples of Error Messages
"RHAA035: PLC1: Error has been responded for device write command (Error Code: 2[02H])"
Notes on Using the Device Monitor
The External Device has inaccessible areas.
If you attempt to display a range that includes inaccessible areas using the bit or word batch monitor, an error may
occur and no data may be displayed.
In this case, set the address you want to display as the first one, or use the random monitor.
Item
Description
No.
Error No.
Device Name
Name of the External Device where an error has occurred. Device name is the title of the
External Device set with GP-Pro EX. (Initial value [PLC1])
Error Message
Displays messages related to an error that has occurred.
Error Occurrence Area
Displays the IP address or device address of the External Device where an error has
occurred, or error codes received from the External Device.
• IP address is displayed as "IP address (Decimal): MAC address (Hex)".
• Device address is displayed as "Address: Device address".
• Received error codes are displayed as "Decimal [Hex]".
• Refer to your External Device manual for details on received error codes.
• Refer to "When an error is displayed (Error Code List)" in "Maintenance/Troubleshooting
manual" for details on the error messages common to the driver.