Application Classes - Siemens SINAMICS S120 Function Manual

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Communication PROFIBUS DP/PROFINET IO

10.1 Communications according to PROFIdrive

● Drive Unit (PROFIBUS: Slave, PROFINET IO: IO Device)

Interface IF1 and IF2

The Control Unit can communicate via two different interfaces (IF1 and IF2).

These interfaces have the following basic characteristics:

For further information about the interfaces IF1 and IF2 see chapter "Parallel operation of

communication interfaces for CU320" in this manual.

Application classes

There are different application classes for PROFIdrive, depending on the scope and type of

the application processes. There are a total of 6 application classes in PROFIdrive, of which

4 are discussed here.

Examples: Programming devices, human machine interfaces

The SINAMICS drive unit is with reference to PROFIdrive, a Drive Unit.

PROFIdrive, standard telegrams, cycle synchronization, all DO types, can be used by

PROFINET IO and PROFIBUS

No PROFIdrive, no standard telegrams, no clock synchronization, servo, vector and

infeed, reduced number of transferable data (16 PZDs max.), can be used by CANopen

Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4

Drive Functions

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