09.95
Siemens AG 2001 All Rights Reserved 6FC5197–jAA50 9–31
SINUMERIK 840C (IA)
DStep change (position setpoint)
MD t
A
s
ESD
t
O
v
Speed
character-
istic
Position
setpoint
Fig. 9.12
Conditions Operating mode :Position setpoint
Signal type : Step change
ESD : Settling time
MD : Measurement time
A : Amplitude
O : Speed offset
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.
9 Drive Servo Start-Up Application (as from SW 3)
9.3.3 Signal waveforms of function generator (as from SW 3)
10.94