Siemens SIRIUS 3RW50 Manual page 20

Description
1.5 Operating modes and master control function
"Manual operation local - PC controlled" mode
Assume master control
If there is a corresponding command, SIRIUS Soft Starter ES (TIA Portal) actively assumes
the master control function from every control source.
Relinquish master control
If there is a corresponding command, SIRIUS Soft Starter ES (TIA Portal) actively gives up
the master control function to the "Automatic" mode or alternatively to the Input IN. In the
following cases the master control function is given up to the Input IN:
● No 3RW5 communication module is connected to the 3RW50 soft starter.
● The parameter "Control via digital input" (Page 139) is set to "Permanent activation".
Revocation of the master control by other control sources
The master control function cannot be withdrawn from SIRIUS Soft Starter ES (TIA Portal)
by any control source.
Further information
You will find more information on the process images and data tables in the manual for the
3RW5 communication module in question.
20
SIRIUS 3RW50 soft starter
Manual, 09/2019, A5E35628455002A/RS-AA/001