File Password 32 - Mitsubishi Electric Q01UCPU User Manual

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File password 32

This function sets a read password and write password for each file stored in the CPU module so that files are

protected against tampering and theft by unauthorized

Read password registered for

authentication: XYZ98756

Write password registered for

authentication: 1234abCD

(1) File protection timing

File protection is enabled immediately after the passwords are registered, and it is disabled immediately after the

passwords are deleted.

(2) Password target files

A password can be set to the following files.

• Device comment

• Initial device value

• Symbolic information

(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

For characters allowed in passwords, refer to "Explanation of Registration Conditions" on the Input Password window.

Only the High-speed Universal model QCPU supports this function.

persons.Note 3.13

Write password: AbcDEF12

Read password: XYZ98756

A write password and read password

can be set individually.

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