Siemens SINUMERIK 840Di Function Manual page 762

Detailed Description
2.3 Coordinate systems
Fig. 2-19
The following settings apply:
• The user can change the basic offset from the part program by means of an operator
• If the basic offset is to take effect immediately, an ASUB can be started via the PLC using
2-32
Example of the use of the basic offset
action and from the PLC.
FC9 in order to execute the appropriate G code.
Note
Machine manufacturer
Recommendation:
Use the 3rd basic offset onwards for your own applications.
The 1st and 2nd basic offsets are reserved for PRESET and the "Zero offset external".
Axis Types, Coordinate Systems, Frames (K2)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0