Siemens SINUMERIK 840DE SL - Page 248

Detailed Description
2.18 Knee-shaped acceleration characteristic curve
Acceleration (B2)
2-36 Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
The following figures show typical velocity and acceleration characteristic curves for the
respective types of characteristic:
Constant characteristic
Y
UHG
Y
PD[
Y
PD[
Y
UHG
D
PD[
D
UHG
Y
D
Y
W
Fig. 2-6 Acceleration and velocity characteristic with acceleration reduction: 0 = constant
Hyperbolic characteristic
Y
PD[
Y
UHG
D
UHG
D
PD[
Y
UHG
Y
PD[
Y
D
Y
W
Fig. 2-7 Acceleration and velocity characteristic with acceleration reduction: 1 = hyperbolic
Linear characteristic
Y
PD[
Y
UHG
D
UHG
D
PD[
Y
UHG
Y
PD[
YD
Y
W
Fig. 2-8 Acceleration and velocity characteristic with acceleration reduction: 2 = linear