Siemens SINUMERIK 840C Installation Instructions Manual page 652

09.95
10.94
D Step change (position setpoint)
Fig. 9.12
Conditions Operating mode
Signal type
ESD
MD
A
O
Explanation During the settling period and on completion of the position step change, the
drive is operated with the specified speed offset.
On expiry of the settling time, the position amplitude is switched through to the
position controller input within one cycle.
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SINUMERIK 840C (IA)
9.3.3 Signal waveforms of function generator (as from SW 3)
Position
setpoint
s
A
ESD
Speed
character-
istic
v
O
: Position setpoint
: Step change
: Settling time
: Measurement time
: Amplitude
: Speed offset
9 Drive Servo Start-Up Application (as from SW 3)
MD
t
t
9–31