Siemens SINUMERIK 840D sl Function Manual page 704

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Table of Contents

TE7: Continue machining at the contour (retrace support) - 840D sl only

19.2 Function description

Signal chart for interface signals

The principle sequence of the RESU function is illustrated in the following figure as a signal

chart of the interface signals involved:

Reverse travel is started.

Forward travel is started (optional).

Continue machining is started (block search).

Search destination (target block) was found.

1. NC start → Action blocks are output.

Last action block is activated.

The RESU ASUB "CC_RESU_BS_ASUP.SPF" is triggered when the last action block is acti‐

2. NC start →Return travel to approach block for program continuation point.

Part program processing (target block) resumed

Signal chart

Function Manual, 01/2015, 6FC5397-2BP40-5BA2

Special functions

Sinumerik 828d Sinumerik 840de sl