Siemens SINUMERIK 840D sl Function Manual page 612

TE7: Continue machining - retrace support
15.1 Brief description
Function code
The code for the "Continue Machining - Retrace support" technological function for function-
specific identifiers of program commands, machine data, etc. is:
RESU (= REtrace SUpport)
Restrictions
The use of the "Continue Machining Retrace support" technological function is subject to the
following restrictions:
• The technological function is available only in the 1st channel of NC.
• Program continuation or reverse travel is only possible for part program blocks that
contain traversing blocks in the configured RESU working plane (e.g. 1st and 2nd
geometry axis of the channel; refer to Definition of the RESU working plane [Page 619]).
References
The "Continue Machining - Retrace support" technological function is a compile cycle. For the
handling of compile cycles, see "TE01: Installation and activation of loadable compile cycles
[Page 433]".
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Function Manual, 09/2011, 6FC5397-2BP40-2BA0
Special Functions