Siemens SINUMERIK 840DE Programming Manual page 125

Example of turning
N.. ...
N120 G0 X12 Z0
N125 G1 X40 Z-25 F0.2
N130 G3 X70 Y-75 I-3.335 K-29.25
Or
N130 G3 X70 Y-75 I=AC(33.33) K=AC(-54.25)
Or
N130 G3 X70 Z-75 CR=30
Or
N130 G3 X70 Z-75 AR=135.944
Or
N130 G3 I-3.335 K-29.25 AR=135.944
Or
N130 G3 I=AC(33.33) K=AC(-54.25)
AR=135.944
Or
N130 G111 X33.33 Z-54.25
N135 G3 RP=30 AP=142.326
Or
N130 CIP X70 Z-75 I1=93.33 K1=-54.25
N140G1 Z-95
N.. ...
N40 M30
Fundamentals
Programming Manual, 10.2004 Edition, 6FC5 298-7AB00-0BP1
Programming Motion Commands
4.5 Circular interpolation types, (G2/G3, CIP, CT)
;Circle end point, center point in
;incremental dimensions
;Circle end point, center point in
;absolute dimensions
;Circle end point, circle radius
;Arc angle, circle end point
;Aperture angle, center point in
;incremental dimensions
;Aperture angle, center point in
;absolute dimensions
;Polar coordinates
;Polar coordinates
;Programming a circle with
intermediate and ;end points
;End of program
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