Technical data

Communication
9.2 Communication according to PROFIdrive
Function Manual
Function Manual, 06/2012, 6SL3097-4AB10-0BP4
553
Controller, Supervisor, and Drive Unit
● Properties of the Controller, Supervisor, and Drive Unit
Table 9- 1 Properties of the Controller, Supervisor, and Drive Unit
Properties Controller, Supervisor Drive Unit
As bus node Active Passive
Send messages Permitted without external
request
Only possible on request by
master
Receive messages Possible with no restrictions Only receive and acknowledge
permitted
● Controller (PROFIBUS: Master Class 1)
This is typically a higher-level control in which the automation program runs.
Example: SIMATIC S7 and SIMOTION
● Supervisor (PROFIBUS: Master Class 2)
Devices for configuration, commissioning, operator control and monitoring during bus
operation. Devices that only non-cyclically exchange data with Drive Units and
Controllers.
Examples: Programming devices, human machine interfaces
● Drive Unit (PROFIBUS: slave)
The SINAMICS drive unit is with reference to PROFIdrive, a Drive Unit.