Siemens SINUMERIK 828D Programming Manual page 213

Significance
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G2
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G3
CIP
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CT
X Y Z
I J K
CR=
AR=
AP=
RP=
I1= J1= K1=
Fundamentals
Programming Manual, 07/2010, 6FC5398-1BP40-0BA0
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Circular interpolation, clockwise
Circular interpolation, counterclockwise
Circular interpolation through intermediate point
Circle with tangential transition defines the circle
End point in Cartesian coordinates
Circle center point in Cartesian coordinates in X, Y, Z
direction
Circle radius
Opening angle
End point in polar coordinates, in this case polar angle
End point in polar coordinates, in this case polar radius
corresponding to circle radius
Intermediate points in Cartesian coordinates in X, Y, Z
direction
Motion commands
9.6 Circular interpolation
213