General Information About Profibus; General Information About Profibus For Sinamics - Siemens sinamics dcp Operating Instructions Manual

Operation
8.5 Communication via PROFIBUS DP
8.5.2

General information about PROFIBUS

8.5.2.1

General information about PROFIBUS for SINAMICS

PROFIBUS is an open international fieldbus standard for a wide range of production and
process automation applications.
The following standards ensure open, multi-vendor systems:
● International standard EN 50170
● International standard IEC 61158
PROFIBUS is optimized for high-speed, time-critical data communication at field level.
Note
PROFIBUS for drive technology is standardized and described in the following document:
References: PROFIdrive profile drive technology
NOTICE
Destruction of the CAN bus nodes
No CAN cables must be connected to interface X126. If CAN cables are connected, the
CUD and other CAN bus nodes may be destroyed.
Master and slave
● Master and slave properties
164
Properties
As bus node
Send messages
Receive messages
Master
Active
Permitted without external
request
Possible without any re-
strictions
Operating Instructions, 05/2016, A5E34382853K
Slave
Passive
Only possible on request by
master
Only receive and acknowledge
permitted
SINAMICS DCP