Siemens SINUMERIK 840D sl Operating Manual page 328

Programming technological functions (cycles)
8.1 Drilling
Parameter Description
Z0 (only for Z coordinate of reference point Z (abs)
ShopMill)
X0 X coordinate of the reference point X (abs)
This position must be programmed absolutely in the 1st call.
Y0 Y coordinate of the reference point Y (abs)
This position must be programmed absolutely in the 1st call.
α0 Angle of rotation of the line referred to the X axis
Positive angle: Line is rotated counter-clockwise.
Negative angle: Line is rotated clockwise.
Line
L0 Distance of the 1st position to reference point
L Distance between the positions
N Number of positions
Grid or frame
αX Shear angle X
αY Shear angle Y
L1 Distance between columns
L2 Distance between rows
Number of columns
N1
N2 Number of rows
328
Operating Manual, 03/2013, 6FC5398-7CP40-3BA1
Unit
mm
mm
mm
Degrees
mm
mm
Degrees
Degrees
mm
mm
Milling