HEIDENHAIN iTNC 530 (340 49x-03) ISO programming - Manual (Page 538)

538 11 Programming: Q Parameters
1
1
.1
0 Pr
eassigned Q
P
ar
amet
ers
Coolant on/off: Q111
Overlap factor: Q112
The overlap factor for pocket milling (MP7430) is assigned to Q112.
Unit of measurement for dimensions in the
program: Q113
The value of parameter Q113 specifies whether the highest-level NC
program (for nesting with %...) is programmed in millimeters or
inches.
Tool length: Q114
The current value for the tool length is assigned to Q114.
M Function Parameter value
M08: Coolant ON Q111 =1
M09: Coolant OFF Q111 =0
Dimensions of the main program Parameter value
Metric system (mm) Q113 =0
Inch system (inches) Q113 =1