2introduction: parameterising the controller – Lenze 8400 StateLine User Manual
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Lenze · 8400 StateLine · Reference manual · DMS 12.0 EN · 06/2014 · TD05/TD14
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2
Introduction: Parameterising the controller
2.4
Device access protection
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Activate the password protection
The password protection is activated by setting a password.
How to set a password:
1. Enter the desired password in
.
• The password must have a length of 4 ... 16 characters.
• The password may consist of any character. However, this is not sensible.
Recommended characters are: lower case letters (a - z), upper case letters (A - Z) and
digits (0 - 9).
2. Execute "Set password" device command:
= "1: On / start"
• After successful execution, password status ON is displayed in
and password
protection takes immediate effect.
Temporarily deactivate the password protection
The "Check password" device command serves to temporarily deactivate the password protection
in order to execute password-protected functions.
• The password protection remains deactivated until
• an invalid password will be entered and checked
- or -
• the external 24-V supply of the control electronics is switched off (< 19 V).
How to temporarily deactivate the active password protection:
1. Enter the set password in
.
2. Execute "Check password" device command
• After a successful check, password status OK is displayed in
Status displays
Status of the last device command
-
Password protection - all communication channels
• Bit coded display of the active protective functions:
-
Bit 0 Only access to user menu
Bit 1 Parameter write protection
Bit 2 Parameter read protection
Bit 3 ... 14 Reserved
Bit 15 Memory module binding on
Note:
As the password protection can be configured individually for each
single communication channel
from version 15.00.00
bit 1 and bit 2
indicate the active protection always with regard to the
communication channel used.
Parameter
Info
Lenze setting
Highlighted in grey = display parameter