
SIMATIC S7 3964(R)/RK512 Driver
GP-Pro EX Device/PLC Connection Manual
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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 [02])"
Item
Description
No.
Error No.
Device Name
Name of the External Device where error occurs. Device name is a title of the External
Device set with GP-Pro EX. (Initial value [PLC1])
Error Message
Displays messages related to the error which occurs.
Error Occurrence Area
Displays IP address or device address of the External Device where error occurs, or error
codes received from the External Device.
• Received error codes are displayed such as "Decimal [Hex]".
• IP address is displayed such as "IP address (Decimal): MAC address (Hex)".
• Please refer to the manual of the External Device for more detail of received error codes.