Siemens SINUMERIK 828D Function Manual page 1026

P3: Basic PLC Program for SINUMERIK 840D sl
13.13 Block descriptions
Figure 13-30 Star-delta changeover
For more information on motor speed adjustments see:
References:
Functions Manual Basic Functions; Spindles (S1); Chapter "Configurable gear adjustments"
Functions Manual Basic Functions; Speeds, Reference/Actual value syst., Regulation (G2)
Error message
If the parameter "SpindleIFNo" is not in the permissible range, the PLC is stopped with output of interrupt
message number 401702.
Special features
When parameterizing "TimeVal" with the value 0, a default value of 100 ms is used. With a value of less than 50
ms, the minimum setting of 50 ms is applied.
The block must be called unconditionally.
Note
Switchover does not take place if the spindle is in an axis mode such as M70, SPOS.
1026
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
Basic Functions