Mitsubishi Electric GOT SIMPLE Series Operation Manual page 262

Function setting operation
25 SECURITY LEVEL AND OPERATOR SETTINGS (SECURITY SETTING)
260
25.2 Operator Authentication
1.
Touch [Operator]
password authentication dialog box is displayed.
2.
When the administrator password is correctly input,
the Function setting screen in displayed. Touch an
item to be set.
(a) Auto logout time
(b) Expiration date
(a) Touch [Auto logout time], and then the Auto logout time edit dialog box is
displayed. Input the time.
When the input is completed, touch the [ENT] key.
(b) Valid byte count
Set the valid byte count for external authentication ID.
(Only available when [External auth] is set as the authentication method.)
3.
Touching the [ ] button displayed on the upper right
returns to the previous screen.
[Function], and then the Admin