Siemens SIRIUS 3RW5 PROFIBUS Equipment Manual page 177

Receive data
Data that are transferred to the 3RW5 soft starter.
S7 slave
The S7 slave is a slave that is fully integrated into STEP 7 and supports the S7 model
(diagnostic interrupts).
SIRIUS Soft Starter ES (TIA Portal)
SIRIUS Soft Starter ES (TIA Portal) is the central software for commissioning, operating, and
diagnostics of the SIRIUS 3RW5 soft starter series.
Slave
PROFIBUS DP is based on a master-slave architecture. Telegrams are sent by the master
to the addressed station (slave) and responded to by the slave.
STEP 7
The basic STEP 7 software is the standard tool for the SIMATIC S7, SIMATIC C7 and
SIMATIC WinAC automation systems.
Writing data
Data are transferred to the 3RW5 soft starter.
In STEP 7, you can write the data sets as follows: by calling SFB 53 "WR_REC".
● S7 master: by calling up SFC 58
● S7-DPV1 master: by calling SFB 53 "WR_REC" or SFC 58
SIRIUS 3RW5 PROFIBUS communication module
Equipment Manual, 02/2020, A5E35633549002A/RS-AC/003
Glossary
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