HEIDENHAIN TNC 640 (34059x-05) ISO programming - Manual (Page 330)

Programming: Q Parameters
9.10 String parameters
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TNC 640 | User's ManualDIN/ISO Programming | 1/2015
Example: QS10 is to include the complete text of QS12, QS13
and QS14
N37 QS10 = QS12 || QS13 || QS14
Parameter contents:
QS12: Workpiece
QS13: Status:
QS14: Scrap
QS10: Workpiece Status: Scrap
Converting a numerical value to a string parameter
With the TOCHAR function, the TNC converts a numerical value to
a string parameter. This enables you to chain numerical values with
string variables.
Show the soft-key row with special functions
Open the function menu
Select string functions
Select the STRING FORMULA function
Select the function for converting a numerical
value to a string parameter
Enter the number or the desired Q parameter to
be converted, and confirm with the ENT key
If desired, enter the number of decimal places that
the TNC should convert, and confirm with the
ENT
key
Close the parenthetical expression with the
ENT
key and confirm your entry with the END key
Example: Convert parameter Q50 to string parameter QS11, use
3 decimal places
N37 QS11 = TOCHAR ( DAT+Q50 DECIMALS3 )