Siemens SINUMERIK 840D sl Function Manual page 617

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:
①
②
③
④
⑤
⑥
⑦
⑧
Figure 15-3
Special Functions
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
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
activated.
2. NC start → Return travel to approach block for program continuation point.
Part program processing (target block) resumed
Signal chart
TE7: Continue machining - retrace support
15.2 Functional description
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