Mitsubishi Electric L02SCPU User's Manual And Reference page 108

(3) Operations that are controlled and the number of characters
A password can be set to the following operations. The minimum number of characters in the password should
be 4, and the maximum number should be 32.
• Reading files
• Writing files
• Reading/writing files
Remark
For characters allowed in passwords, refer to "Explanation of Registration Conditions" on the Input Password window.
(4) Online operations that require authentication
Authentication is required to execute the following operations to password-protected files.
( Page 108, Section 3.11.1 (7))
• Write to PLC (data writing)
• Read from PLC (data reading)
• Online change (data writing)
• Change TC setting value (data writing)
• Verify with PLC (data reading)
• Create/Change or Delete of a password (data reading and writing)
• Delete PLC data (data writing)
(5) Operating procedure
To change, delete, or unlock the password, refer to the following.
Manual for the programming tool used
106