Protection Levels - Siemens SINUMERIK 840D sl Commissioning Manual

15.6

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 15-5
Protection level
0
1
2
3
4
5
6
7
IBN CNC: NCK, PLC, drive
Commissioning Manual, 07/2007, 6FC5397-2AP10-3BA0
Protection level concept
Locked by
Password
Password: SUNRISE (default)
Password: EVENING (default)
Password: CUSTOMER (default)
Key switch position 3
Key switch position 2
Key switch position 1
Key switch position 0
Fundamentals
15.6 Protection levels
Range
Siemens
Machine manufacturer
Installation engineer, service
End user
Programmer, machine setter
Qualified operator
Trained operator
Semi-skilled operator
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