Checking D Numbers (Chkdno) - Siemens SINUMERIK 840D sl Programming Manual

8.7.2

Checking D numbers (CHKDNO)

Function
CKKDNO checks whether the available D numbers assigned are unique. The D numbers of
all tools defined within a TO unit may not occur more than once. No allowance is made for
replacement tools.
Programming
state=CHKDNO(Tno1,Tno2,Dno)
Parameters
state
CHKDNO (Tno1,Tno2)
CHKDNO(Tno1)
CHKDNO
Job planning
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
8.7 Free assignment of D numbers, cutting edge numbers
TRUE: The D numbers are assigned uniquely to the
checked areas.
FALSE: There was a D number collision or the
parameters are invalid. Tno1, Tno2 and Dno return
the parameters that caused the collision. These
data can now be evaluated in the parts program.
All D numbers of the part specified are checked.
All D numbers of Tno1 are checked against all
other tools.
All D numbers of all tools are checked against
all other tools.
Tool offsets
8-37