11 NCK Commissioning with HMI Advanced
11.2 Machine and setting data
11.2.2
Protection levels
Access rights
Table 11-3
Protection levels
Protection
Type
Users
level
0
Pass–
Siemens
word
1
Pass–
Machine manufacturer:
word
Development
2
Pass–
Machine manufacturer:
word
Commissioning engineer for example: Majority of machine data
3
Pass–
End user:
word
Service
4
Key–
End user:
switch
Programmer
Pos. 3
machine setter
5
Key–
End user:
switch
qualified user,
Pos. 2
who does not program
6
Key–
End user:
switch
Trained user,
Pos. 1
who does not program
7
Key–
End user:
switch
Semi–skilled operator
Pos. 0
11-288
You can set or reset single bits by clicking them with the mouse or by selecting
them with the cursor keys and then pressing the toggle key.
S
With the softkey OK, you can terminate the bit editor and accept the value
set.
S
With the softkey Abort, you can quit the bit editor and discard the value set.
The previous setting is then valid again.
Access to programs, data and functions is useroriented and controlled via 8
hierarchical protection levels. These are divided into
(see table 11-3):
S
4 password levels for Siemens, machine manufacturer and end user
S
4 key switch positions for end user
This provides a multilevel safety concept for controlling access rights.
Access to (examples)
All functions, programs, and data
Defined functions, programs and data;
for example: Enter options
Defined functions, programs, and data;
Assigned functions, programs, and data
Lower than protection level 0 to 3;
Defined by machine manufacturer or
End user
Lower than protection level 0 to 3;
Defined by end user
Example:
Program selection only, Tool wear input
and input of zero offset
Example:
No inputs or program selection
possible, only machine control panel can be operated
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
01/2007
Decreasing
access rights