90
2500
• There is a program file that uses a
device that is out of the range set in
the PLC parameter device setting.
• After the PLC parameter setting is
changed, only the parameter is
written into the PLC.
• Read the common information of the
error using the peripheral device,
check to be sure that the parameter
device allocation setting and the
program file device allocation
correspond to the numerical values
there (file name), and correct if
necessary.
• If PLC parameter device setting is
changed, batch-write the parameter
and program file into the PLC.
QnA
2501
There are multiple program files
although "none" has been set at the
PLC parameter program settings.
Edit the PLC parameter program setting
to "yes". Alternatively, delete unneeded
programs.
QnA
2502
The program file is incorrect.
Alternatively, the file contents are not
those of a sequence program.
Check whether the program version
is .QPG, and check the file
contents to be sure they are for a
sequence program.
QnA
2503 There are no program files at all.
• Check program configuration.
• Check parameters and program
configuration.
QnA
2504
Two or more SFC normal programs or
control programs have been
designated.
QnA
Error
Code
(SD0)
Error Contents and Cause Corrective Action
Corresponding
CPU
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