Security Function
Upload protection function
This is a function to prevent downloaded projects from being uploaded. This function
prevents the leak of programs and know-how.
The upload protection function is valid for configuration data, ladder programs and
comments.
Even when the upload protection function has been set, projects can be downloaded and
overwritten.
This function can be used in combination with the password function.
FP7 CPU
Encryption function (Models with the encryption function only)
This is a function to encrypt a part or all parts of programs in projects.
Encryption is valid for ladder programs and comments.
Encryption can be performed for each program block (PB).
Encrypted programs become valid only when an encryption key has been set to the PLC and
it matches.
A project for which an encryption keyword has been set is saved as a file with the encrypted
keyword even when it is saved on a PC.
This function can be used in combination with the password function.
FP7 CPU
1-4
Keyword
Configuration data
PB1
PB2
PB3
---------
---------
FP7 CPU
FP7 CPU