Lenze 931W - Manual (Page 40)

Control word / status word
The Profidrive state machine
State diagram for speed control
6
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40 K-HB 13.0001-EN 2.1
6.4.4 State diagram for speed control
Fig. 3 shows the state machine for a speed-controlled drive in the basic state S4 ”Operation
enabled”. Many functions of the illustrations shown are similar to the ones of section
( 38) so that only deviant functions shall be explained here.
931m_024
Fig. 3 State machine in the ”speed control” mode
As explained in section ”State diagram for positioning” ( 38), the jogging mode can also
run in speed-controlled operation.
Through an edge of bit 6 of STW a new speed setpoint or driving record is accepted and
executed. The drive can be braked via the functions OFF1, OFF2 and OFF3. ( 38).