Yokogawa Removable Chassis DX1000N - Manual (Page 53)

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IM 04L41B01-01E
1.7 Security Function
This section explains the DX security functions.
For information about the security functions on DXs with the /AS1 advanced
security option, see the Advanced Security Function (/AS1) User’s Manual,
IM04L41B01-05EN.
Key Lock Function
Key lock is a function that prohibits key operations. You enter a password to release the
key lock.
For the setting procedure, see section 8.1.
Key Lock Items Description
Keys The following keys can be locked independently.
START key, STOP key, MENU key, USER key, DISP/ENTER
key (prohibits switching the operation screen), and Favorite key.
Access to the storage medium Prohibits all operations listed below.
• Manually save the data
• Load the display data and event data files
• Save/Load setup data files
• List the files on the storage medium
• Delete the files on the storage medium
• Format the storage medium
Setup loading Prevents external storage medium access for the purpose of
loading setup files (release number 3 or later).
Function operation The following FUNC key operations can be locked
independently.
• [Alarm ACK], [Alarm DispRST] *1
• [Message], [Free message], [Batch],
[Add Message], [Add Free Message]
[Text field]
• [Math start], *2 [Math stop], *2 [Math reset], *2
[Math ACK] *2
• [Save display], [Save event],
[Manual sample], [Trigger],
[Snap shot], [Timer reset], [Save stop],
[Edge Switch], *1 [Match T Reset] *1
• [E-Mail start], [E-Mail stop], [E-Mail test], [FTP test],
Operations to [Request] or [Release] network information
• [SNTP], time setting (operation in the setting mode)
• [Favorite regist], [Standard display],
[Second speed], [Normal speed], [Builder] *1
*1 Available for release numbers 3 and later.
*2 Optional.