Security (5.); Write Protection (5.1.) - Siemens SITRANS L 7ML5400 Operating Instructions Manual

Device Revision
Read only. Device revision associated with a specific EDD.
EDD Revision
Read only. Revision of a specific EDD associated with the device.
Universal Command Revision
Read only. Revision of the Universal Device Description associated with the device.
Protocol
Read only. The communication protocol supported by the device.
Common Practice Command Revision
Read only. Revision of the set of HART common practice commands supported by the device.
Configuration Change Counter
Read only. Indicates the number of times the device's configuration or calibration has been
changed by a host application or from a local operator interface.
9.5

Security (5.)

Note
Default settings in the parameter tables are indicated with an asterisk (*) unless explicitly
stated.
9.5.1

Write Protection (5.1.)

A password to prevent any changes to parameters via local push buttons, remote
communication, or Windows-based web browser. Write Protection must match User PIN
(5.2.) (Page 266) for the device to be unlocked.
Values
• To turn Lock On, key in any value other than the Unlock Value.
• To turn Lock Off, key in the Unlock Value (2457).
SITRANS LUT400
Operating Instructions, 04/2021, A5E33329501-AG
Range: 0 to 65535
* Unlock value (2457)
Any other value
Parameter reference (LUI)
9.5 Security (5.)
Lock Off
Lock On
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