Siemens Sinumerik 840 sl Function Manual

Detailed description
2.6 Interface structure
Basic logic functions: PLC Basic program powerline (P3 pl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
37
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Figure 2-3 PLC/NCK interface
Basics
Compile-cycle signals
In addition to the standard signals exchanged between the PLC and NCK, an interface data
block for compile cycles is also generated if required (DB9). The associated signals, which
are dependent on the compile cycles, are transmitted cyclically at the start of OB1.

Siemens Sinumerik 840 sl Specifications

General

Brand	Siemens
Model	Sinumerik 840 sl
Category	Control Unit
Language	English