Interface Plc/Hmi - Siemens SINUMERIK 840D sl Function Manual

P3: Basic PLC program for SINUMERIK 840D sl
13.9 Interface structure
An axial F value is entered via the M, S, F distributor of the basic program if it is transferred to
the PLC during the NC machining process.
The M and S value are also entered via the M, S, F distributor of the basic program if one or
both values require processing.
Figure 13-6
13.9.2

Interface PLC/HMI

General
The following groups of functions are required for the PLC/HMI interface:
● Control signals
● Machine operation
● PLC messages
● PLC status display
842
Interface between PLC and axes/spindles/drives
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Basic Functions