Free Assignment Of D Numbers: Invalidate D Numbers (Dzero) - Siemens SINUMERIK 840D sl Programming Manual

Tool offsets
7.7 Free assignment of D numbers, cutting edge numbers
7.7.5

Free assignment of D numbers: Invalidate D numbers (DZERO)

Function
The DZERO command is used for support during retooling. Compensation data sets tagged
with this command are no longer verified by the CHKDNO command. These data sets can be
accessed again by setting the D number once more with SETDNO.
Syntax
DZERO
Significance
DZERO
502
Marks all D numbers of the TO unit as invalid.
Programming Manual, 06/2009, 6FC5398-2BP20-0BA0
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