Security Functions
FPΣ User's Manual
254
“01234567” “01234567”
4
3
12
“01234567”
Program upload can be disabled in the Security Settings dialog box (see table below)
1
The FP Memory Loader contains a password- and upload-protected program:
Password: 01234567
Upload protection: enabled
2
The security settings are transferred together with the program to the target PLC. The target PLC is now
doubly protected:
3
Program upload to a PC requires password entry.
4
Upload to an FP Memory Loader is not possible, even if the source PLC and target PLC are protected by
identical passwords ("01234567").
9.3.2 Download Protection
Using download protection, you can transfer a program from one PLC to another with the FP
Memory Loader, provided the passwords the two PLCs' passwords are identical.
1.
2.
3.
Procedure
1. Online → Security Settings
The Security Settings dialog box opens.
2. Select "Allow download to PLC only if password in the PLC is the same"
3. Enter the password
4. Choose [Set Protection] or [Change Protection]
When defining security settings for the first time, choose [Set Protection].
To change existing security settings, choose [Change Protection].
5. Download program from source PLC to FP Memory Loader
6. Transfer program to target PLC
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