Siemens SINUMERIK 840D sl Operating Manual page 43

Diagnostics operating area
Startup operating area
Universal
Operating Manual, 03/2010, 6FC5398-6AP10-4BA0
Protection level
Manufacturer
(protection level 1)
End user
(protection level 3)
Service
(protection level 2)
Protection levels
End user
(protection level 3)
Keyswitch 3
(protection level 4)
Keyswitch 3
(protection level 4)
Key switch 3
(protection level 4)
Keyswitch 3
(protection level 4)
Service
(protection level 2)
End user
(protection level 3)
End user
(protection level 3)
Introduction
1.4 Operator interface
43