Panasonic GT05

5-10
5.3 Error Codes and How to Handle Them
5.3.1 About Error Codes
When an error occurs in the GT series, an error code displays at the top right of the screen. There are
two types of error codes, GT series error codes and PLC error codes.
For GT02 / GT02L / GT03-E / GT05 / GT12 / GT32 / GT32-R / GT32-E
Code No.
Unit
Reference
**_ _ _ _
GT series
Refer to “5.3.2 GT Series Error Codes”.
ER_ _ _ _
Note 1)
PLC
Refer to “5.3.3 When Connected to a FP Series PLC”.
For GT02 / GT02L / GT03-E / GT05 / GT12 / GT32 / GT32-R / GT32-E
Code No.
Unit
Reference
ER_ _ _ _
Note 1)
GT01/GT11/GT21
PLC or GT error
Refer “For GT01, GT11 and GT21”.
Note 1) Some error codes (typical errors only) related to connection with other companies' PLCs are also
introduced. For details, refer to the manual provided by each PLC manufacturer.
5.3.2 GT Series Error Codes
The following error codes are displayed when there is an error in the GT.
 GT Unit Errors
For GT01, GT11 and GT21
Code No.
Content
Cause and solution
ER00
BCC error
1) The value of BCC may be incorrect. Check if there is no
calculation mistake.
2) There is a temporary error due to noise, etc. Re-supply power
to the PLC and GT.
ERFF
Time up error
No response from the
PLC.
1) The PLC connection cable is disconnected. Check the
connection cable to make sure it is connected.
2) There is a temporary error due to noise, etc. Re-supply power
to the PLC and GT.
ER21
Data error
A data error occurred
during
communication.
1) An error exists in the communication condition settings.
Check the PLC and GT baud rate and transfer format.
2) There is a temporary error due to noise, etc. Re-supply power
to the PLC and GT.
ER22
Overrun error
The GT cannot
receive data.
The reception buffer in the GT is overflowing.
There could be an error in the PLC
Re-supply power to the PLC and GT.
Note 1) Duplicated with the PLC error codes. Refer also to “5.3.3 When Connected to a FP Series
PLC”.