Siemens SINUMERIK 840DE Programming Manual page 28

Fundamental Geometrical Principles
1.3 Position of coordinate systems
Determination from the right hand rule for different machine types
With different machine types the determination from the right hand rule can look different in
each case. The following are examples of machine coordinate systems for various
machines.
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Programming Manual, 10.2004 Edition, 6FC5 298-7AB00-0BP1
Fundamentals