Security (5.); Write Protection (5.1.); User Pin (5.2.) - Siemens SITRANS LUT400 Operating Instructions Manual

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 261) 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).
9.5.2

User PIN (5.2.)

This is a private password to prevent any changes to the parameters via local push buttons,
remote communications, or Windows-based web browser.
Values
● To view or change the User PIN, 5.1. Write Protection must match the current User PIN
value. If the PIN does not match 5.1. Write Protection '*****' will be displayed.
● If '*****' is displayed, the LUT400 parameters cannot be changed and will display the lock
icon, except for 5.1 Write Protection.
● User PIN cannot be changed via communications.
Note
The User PIN value cannot be recovered in the field. Record a new user PIN in a secure
manner.
SITRANS LUT400
Operating Instructions, 07/2019, A5E33329501-AC
Range: 0 to 65535
* Unlock value (2457)
Any other value
*
Range
Default value
Lock Off
Lock On
0 to 65535
2457
261