Slave-To-Slave Communication; Acyclically Reading And Writing Inverter Parameters - Siemens SINAMICS G120 Operating Instructions Manual

6.5.9

Slave-to-slave communication

"Direct data exchange" is sometimes called "slave-to-slave communication" or "data exchange
broadcast". With direct data exchange, slaves exchange data without any direct involvement
of the master.
Further information about the "Direct data exchange" function is provided in the Fieldbus
function manual.
6.5.10

Acyclically reading and writing inverter parameters

The inverter supports the writing and reading of parameters via acyclic communication:
● For PROFIBUS: Up to 240 bytes per write or read request via data set 47
● For PROFINET: Write or read requests via B02E hex and B02F hex
Further information about acyclic communication is provided in the Fieldbus function manual.
Application example, "Read and write to parameters"
Further information is provided in the Internet:
Application examples (https://support.industry.siemens.com/cs/ww/en/view/29157692)
Converter with the CU230P-2 Control Units
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34257946B AE
Overview of the manuals (Page 537)
Overview of the manuals (Page 537)
Advanced commissioning
6.5 Drive control via PROFIBUS or PROFINET
233