Deleting files
• Decide the timing for deleting the files for the entire system including the CPU module and engineering tool.
• Files with read-only attributes and files that are locked by a function other than FTP cannot be deleted. An error will occur if
attempted.
• The file cannot be deleted if the SD memory card is protected. An error will occur if attempted.
FTP password
The FTP password can be reset with the following procedure when it is lost.
1.
Read the parameters from the CPU module with the engineering tool.
2.
Click the [Restore the Default Settings] button in "Application Settings" to return all "Application Settings" to the default
values.
3.
Set the "FTP Server Settings" and "Application Settings" again.
4.
Write the set parameters to the CPU module.
5.
Enable the parameters by powering off and on or resetting the CPU module.
When returning to the default parameters, all items set in "Application Settings" must be reset in addition to
the "FTP Server Settings".
Setting a firewall on the FTP client side
If the FTP communication is blocked by a firewall on the FTP client side, data cannot be exchanged from the FTP server.
Check the firewall settings, enable FTP communication and then access the FTP server.
8 FILE TRANSFER FUNCTION (FTP SERVER)
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8.4 Precautions