Rockwell Automation 8520-MUM 9/Series CNC Mill Operation and Programming Manual Documentation Set - Manual (Page 464)

Programming Feedrates
Chapter 18
18-16
Axis motion response lag can be minimized by using Linear Acc/Dec for
the commanded feedrates. The system installer sets Linear Acc/Dec values
for interpolation for each axis in AMP. Figure 18.8 shows axis motion
using Linear Acc/Dec.
Figure 18.8
Linear Acc/Dec
Time
Time
Acceleration
Jerk
Time
Ve
lo
c
ity
Jerk is
Infinite
18.4.2
Linear Acc/Dec