Siemens SINUMERIK 840D sl Operating Manual page 208

Programming technology functions
9.1 Programming contours
Parameter
CA
Additional commands
Parameter
Z
Y
α1
α2
Transition to next ele‐
ment
Radius
Chamfer
CA
Additional commands
Contour element "Circle"
Parameter
Direction of rotation
Z
X
K
I
α1
β1
β2
Transition to next ele‐
ment
Radius
Chamfer
208
Description
Grinding allowance
● Grinding allowance to right of contour
● Grinding allowance to left of contour
Additional G-code commands
Description
End point Z (abs or inc)
End point Z ∅ (abs or end point Z (inc))
Starting angle, e.g. to the Z axis (only for information)
Angle to the preceding element
Type of transition
● Radius
● Chamfer
R Transition to following element - radius
FS Transition to following element - chamfer
Grinding allowance
● Grinding allowance to right of contour
● Grinding allowance to left of contour
Additional G-code commands
Description
● Clockwise direction of rotation
● Counterclockwise direction of rotation
End point Z (abs or inc)
End point Y ∅ (abs or end point Y (inc))
Circle center point K (abs or inc)
Circle center point I ∅ (abs or circle center point I (inc))
Starting angle to the Z axis (only for information)
End angle to the Z axis (only for information)
Opening angle
Type of transition
● Radius
● Chamfer
R Transition to following element - radius
FS Transition to following element - chamfer
Unit
mm
Unit
mm
mm
Degrees
Degrees
mm
mm
mm
Unit
mm
mm
mm
mm
Degrees
Degrees
Degrees
mm
mm
Operating Manual, 05/2017, A5E40869190
Grinding