This section describes the operations used to set and release protection on programs or cam data in MC Units, set and
change primary and secondary passwords, and switch the user.
• Be sure that the personal computer is connected to the PLC via a Connecting Cable and that online
Note
communications are established before setting or releasing read protection, setting or changing
passwords, or switching the user.
• Read protection is supported for MC Units with unit version 3.1 or later.
12-1 Read Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-1-1 Read Protection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-1-2 User. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-1-3 Setting and Releasing Read Protection. . . . . . . . . . . . . . . . . . . . . . .
12-2 Setting and Changing Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-3 Setting and Releasing Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-4 Switching the User . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 12
Read Protection
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