Yokogawa Removable Chassis DX1000N - Manual (Page 9)

Explanation of the
Advanced Security Function
IM 04L41B01-05EN
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Index
App
Terms Used in This Manual
Administrator (See section 1.3)
A type of user that can be registered on the DX. This type of user can perform any
operation.
Audit Trail Function (See section 1.5)
This function saves information that can be used to retrace past operations.
Auto Save (See section 1.2)
A method for automatically saving the data in the internal memory to the CF card.
Change Settings Log (See section 1.5)
A log that lists setting changes in a specified format in the order that they occurred.
Login and Logout (See section 1.3)
Logging in is the act of entering a user name, user ID, and password that are registered
on the DX so that you can operate it. Logging out is the act of clearing the logged in
status.
Login Information (See section 1.5 in the DAQSTANDARD Viewer manual)
A user’s password may change during operation. This can happen when the password
expires. The login information is the user name and password information at the time
that the measured data file was created. This information is saved in the measured data
file. To sign a measured data file, you must log in as a user that is registered in the login
information in that measured data file. You cannot view the login information.
Manual Save (See section 1.2)
A method for specifying an external storage medium and saving unsaved data in the
internal memory to files on the storage medium when a given operation is carried out.
Media FIFO (First in first out) (See section 1.2)
A method for saving a new file to the CF card when there is not enough space, in which
the oldest file is deleted and then the new file is saved.
Memory Start, Memory Stop, and Memory Sampling (See section 1.2)
Memory sampling is the acquisition of measured data. Measured data is recorded on the
DX as display or event data. The starting and stopping of memory sampling are referred
to as “memory start” and “memory stop.”
Multi Login (See section 1.3)
A function that enables multiple users to log in at the same time. Users can log in to
the DX at the same time through key operations, Ethernet communication, and serial
communication.
Operation Log (See section 1.5)
A log that lists operations in a specified format in the order that they occurred.
Password Management Function (See section 1.4)
A function for managing the users who can access the DX by using a KDC server
connected to the network.
Signature Function, Signing (See section 1.6)
A function for checking saved data and adding pass-or-fail approval information and
the user name to the data, or the act of adding such information. Equivalent to a digital
signature.
User (See section 1.3)
A type of user that can be registered on the DX. The operations that this type of user can
perform are limited.
User Privileges (See section 1.3)
The range of operations that a user can perform.
1.1 Using the Advanced Security Function