HEIDENHAIN ITNC 530 - CYCLE PROGRAMMING User Manual page 277

Cycle parameters
U Datum shift: Enter the number of the datum from the
datum table or a Q parameter. If you enter a Q
parameter, the TNC activates the datum number
entered in the Q parameter. Input range: 0 to 9999
Selecting a datum table in the part program
With the SEL TABLE function you select the table from which the TNC
takes the datums:
U
To select the functions for program call, press the
PGM CALL key.
U Press the DATUM TABLE soft key.
U Press the WINDOW SELECTION soft key: The TNC
superimposes a window where you can select the
desired datum table.
U Select a dati, table with the arrow keys or by mouse
click and confirm by pressing ENT: The TNC enters
the complete path name in the SEL TABLE block.
U Conclude this function with the END key.
Alternatively you can also enter the table name or the complete path
name of the table to be called directly via the keyboard.
Program a SEL TABLE block before Cycle 7 Datum Shift.
A datum table selected with SEL TABLE remains active until
you select another datum table with SEL TABLE or through
PGM MGT.
You can define datum tables and datum numbers in an NC
block with the TRANS DATUM TABLE function.
HEIDENHAIN iTNC 530
Example: NC blocks
77 CYCL DEF 7.0 DATUM SHIFT
78 CYCL DEF 7.1 #5
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