8-5
IM 04L42B01-01E
Using the Security Function
8
SetupItems
The login function can be set separately for login through keys and login through 
communications.
• Security>Key
 Select Login.
Settings Description
Login Enables only registered users to operate the DX using keys. The Login 
item is displayed in the basic setting mode menu.
Keylock Enables the key lock function. See section 8.1.
Off Disables the security functions.
• Security>Communication
Settings Description
Login Enables only registered users to operate the DX via communications. The 
Login item is displayed in the basic setting mode menu.
Off Disables the security functions.
• Userbasicsettings>Autologout
Settings Description
Off Does not log out until the logout operation is executed.
1min to 10min Automatically logs out when there is no key operation for a specified time.
• Userbasicsettings>Operationwithoutlogin
  Sets the operation that the user can carry out when logged out.
Settings Description
Off Only login operation is available.
Display Allows the user to switch the operation screen in addition to the login operation.
• Adminnumber
  Up to five administrators can be registered. Be sure to register at least one 
administrator. At least one administrator must be registered to use the login function.
• Adminsettings>Mode
  The available settings vary depending on the Security setting.
Settings Description
Off Not register.
Key Log into the DX using keys.
Comm Log into the DX via communications.
Web Log into the operator page and monitor page of the DX using a Web browser.
Key+Comm Log into the DX using keys and via communications.
• Adminsettings>Username
  Set the user name. (Up to 20 characters, 
)
• Youcannotregisterusernamesthatarealreadyregistered.
• Youcannotregister“quit”orausernamecontainingallspaces.
• Adminsettings>Password
  Set the password. (Release numbers 3 and later: up to 8 characters. Release 
numbers 4 and later: up to 20 characters. 
)
  Unregistered password is displayed as “????????.” An entered password is displayed 
as “********.”
• Youcannotregister“quit”orapasswordcontainingallspaces.
8.2EnablingOnlyRegisteredUserstoOperatetheDX(LoginFunction)