Fundamentals
15.7 Protection levels
CNC Part 1 (NCK, PLC, drive)
282 Commissioning Manual, 11/2006, 6FC5397-2AP10-2BA0
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.
• With the soft key OK, you can terminate the bit editor and accept the value set.
• With the soft key Abort, you can quit the bit editor and discard the value set. The previous
setting is then valid again.
15.7 Protection levels
Introduction
Access to programs, data and functions is useroriented and controlled via eight hierarchical
protection levels. These are divided into
• 4 password levels for Siemens, machine manufacturer, start-up personnel, and end user
• 4 key switch positions for end user
Protection levels
There are protection levels 0 to 7 (see table below), where
• 0 is the highest and
• 7 is the lowest level.
Table 15-6 Protection level concept
Protection level Locked by Range
0 Password Siemens
1 Password: SUNRISE (default) Machine manufacturer
2 Password: EVENING (default) Installation engineer, service
3 Password: CUSTOMER (default) End user
4 Key switch position 3 Programmer, machine setter
5 Key switch position 2 Qualified operator
6 Key switch position 1 Trained operator
7 Key switch position 0 Semi-skilled operator
Interlock
Protection levels
• 0 to 3 are locked by means of a password and
• 4 to 7 by means of keyswitch positions (see table below).
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