Rockwell Automation 8520-GUM 9/Series CNC Grinder Operation and Programming Manual Documentation Set - Manual (Page 510)

Dresser/Wheel Radius Compensation
Chapter 15
15-22
Figure 15.17 through Figure 15.21 show examples of typical exit moves
using type A radius compensation. All examples assume that the number
of non-motion blocks before the G40 command has not exceeded the
number allowed, as determined by your system installer in AMP.
Figure 15.17
Dresser/Wheel Path for Exit Move Straight Line-to-Straight Line
0
≤ θ ≤
90
End-point
G42
Programmed
path
G41
G42
Programmed
path
G41
G42
Programmed
path
G41
G42
Programmed
path
G41
End-point 90
≤ θ ≤
180
180
≤ θ ≤
270 270
≤ θ ≤
360
θ
θ
θ
θ
r
r
r
r
r
r
r
r
End-point
End-point
12109-I