ID 20239

'DO' must be programmed exclusively in NC-block.

Description

In the same NC block, a control block instruction was programmed with further NC commands. After a $DO no further NC commands may be programmed.

Example:

Wrong:
N10   G00 X0 Y0 Z0 P1=0
N20   $DO P1=P1+1
:
N50   $ENDDO P1<2
:
N1000 M30

 

Correct:
N10   G00 X0 Y0 Z0 P1=0
N20   $DO
N30     P1=P1+1
:
N50   $ENDDO P1<2
:
N1000 M30

For further information see [PROG// Section: Verification of running condition at loop end]

Response

Class

2

Abort NC program processing.

Solution

Class

3

Check and modify NC program. Move the not permissible NC commands after $DO to other NC blocks or delete them.

Error type

1, Error message from NC program.