Temperature Controller Driver
GP-Pro EX Device/PLC Connection Manual
292
8 Error Messages
Error messages are displayed on the screen of Display 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])"
Error Codes Unique to External Device
Item Description
No. Error No.
Device Name
Name of External Device where error occurs. Device name is a title of 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 External Device where error occurs, or error codes
received from External Device.
• IP address is displayed such as "IP address (Decimal): MAC address (Hex)".
• Device address is displayed such as "Address: Device address".
• Received error codes are displayed such as "Decimal [Hex]".
• Refer to your External Device manual for details on received error codes.
• Refer to "Display-related errors" in "Maintenance/Troubleshooting Guide" for details on the error
messages common to the driver.
Error No. Error Message Description
RHxx128
(Node Name): The Setting
value for identifier(identifier) is
illegal. Please check the
controller manuals.
Appears if the number entered exceeds the allowable number of
digits.
RHxx129
(Node Name):The channel
number (number) of identifier
(identifier) does not exist in
SRZ unit, please check it
again.
Appears if an identifier that does not exist has been used.
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