Overview

Task

The “contour look-ahead” function of the CNC provides the PLC with programmed contour elements on the HLI in advance.

Effectiveness/possible applications

Process parameters, such as velocity, can be optimised based on the information about the future contour.

Release Note

This function is available as of CNC Build V3.1.3107.10

Notice

This function is an additional option requiring a license.

Parameterisation

The “contour look-ahead” function must be configured with the following parameters:

• P-CHAN-00650 (alternatively P-STUP-00070) and
• P-CHAN-00658 (alternatively P-STUP-00076).

Programming

In order to command the CNC to provide future contour elements on the HLI,

• Program sequences can be marked using the commands #CONTOUR LOOKAHEAD LOG ON/OFF or
• the PLC can send a request via the control unit.