beautypg.com

3 program-section repeats, Label lbl, Operating sequence – HEIDENHAIN TNC 320 (34055x-06) User Manual

Page 223: Programming notes, Programming a program section repeat, Program-section repeats

background image

Program-section repeats

7.3

7

TNC 320 | User's Manual HEIDENHAIN Conversational Programming | 5/2013

223

7.3

Program-section repeats

Label LBL

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
succession

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