Program-Section Repeats - HEIDENHAIN TNC 620 User Manual

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Program-section repeats

The beginning of a program section repeat is marked by the label

LBL. The end of a program section repeat is identified by

CALL LBL n REPn.

Operating sequence

1 The TNC executes the part program up to the end of the

program section (CALL LBL n REPn)

2 Then the program section between the called LABEL and the

label call CALL LBL n REPn is repeated the number of times

entered after REP

3 The TNC resumes the part program after the last repetition.

Programming notes

You can repeat a program section up to 65 534 times in

The total number of times the program section is executed is

always one more than the programmed number of repeats

Programming a program section repeat

To mark the beginning, press the LBL SET key

and enter a LABEL NUMBER for the program

section you wish to repeat. If you want to use a

label name, press the lbl name soft key to switch

to text entry

Enter the program section

TNC 620 | User's Manual

HEIDENHAIN Conversational Programming | 3/2014

Program-section repeats