Siemens SINUMERIK 828D Programming Manual page 22

Fundamental Geometrical Principles
1.1 Workpiece positions
Example: Milling
The position specifications for points P1 to P3 in incremental dimensions are:
In incremental dimensions, the following position specifications result for points P1 to P3:
Position
P1
P2
P3
22
Position specification in incremental
dimensions
X20 Y35
X30 Y20
X20 Y -35
The specification refers to:
Zero point
P1
P2
Programming Manual, 07/2010, 6FC5398-1BP40-0BA0
Fundamentals