HEIDENHAIN TNC 407 (243 020) Technical Manual - Manual (Page 304)

01.98
TNC 407/TNC 415/TNC 425 9 Touch probe 4-179
Example:
Enable of probing function in the PLC.
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489 LN I9 ;I9 = 0 => TS not in holder
490 = M2502 ;stop if stylus deflected
491 ;
492 L M2503
493 AN I9
494 R M2503 ;acknowledge probing cycle
495 ;
496 ;
497 ;safety function
498 ;M03/M04 deactivate if TS not in holder
499 ;
500 L M2485 ;M03 activated?
501 O M2486 ;M04 activated?
502 AN I9 ;touch probe not in holder
503 S M2487 ;display M05
504 R M2485 ;deactivate M03
505 R M2486 ;deactivate M04
506 R M922 ;clear buffered marker M03
507 R M923 ;clear buffered marker M04
508 R M2488 ;NC stop