Panasonic GTWIN Reference Manual page 242

GTWIN Reference Manual
Error code
GT01/11/21 Other GT
ER15 ER0015
Modbus
Error code
GT01/11/21 Other GT
ERFF **0001
ERFE **ERFE
Toshiba
Error code
(GT02/05/12/32)
ERFFFE
Error
receive data.
Numerical data error
Designated read/write
area is not available.
Error
Time up error.
There is no response from
the PLC.
Response error.
An abnormal response
was returned from the
external device.
Error
Parameter error.
Possible cause and solution
Verify the basic communication area and whether
the reference devices used for each part are in a
readable or writable area.
Possible cause and solution
 The PLC connection cable is disconnected.
Check the cable.

There is a temporary error due to noise, etc.
Resupply power to the PLC and GT unit.
Check the data to be returned from the external
device.
Possible cause and solution
The specified parameter does not exist, or it
cannot be used.
6.4 PLC Error Codes
241