Siemens SINAMICS S120 Function Manual page 701

Structure of the data cycle
The data cycle comprises the following elements:
● Global control telegram (PROFIBUS only)
● Cyclic part
● Acyclic part
● Reserve (PROFIBUS only)
R 1
Figure 10-15 Isochronous drive coupling / motion control with PROFIdrive
Drive functions
Function Manual, (FH1), 01/2013, 6SL3097-4AB00-0BP3
– Setpoints and actual values
– Parameters and diagnostic data
– Token passing (Token Holding Time, TTH)
– For searching for a new node in the drive line-up (GAP)
– Waiting time until next cycle
R 1 R 1
10.1 Communication according to PROFIdrive
C 1 C 2 C 3
R 1 R 1 R 1
Communication
R 1 R 1
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