Siemens sinumerik 840d Programming Manual page 114

Subprograms, Macros
2
2.12 Cycles: Setting parameters for user cycles
840D 840D
NCU 571 NCU 572
NCU 573
Adaptation of cov.com − Overview of cycles
The cov.com file supplied with the standard cycles
has the following structure:
%_N_COV_COM
;$PATH=/_N_CUS_DIR
;Vxxx 11.12.95 Sca cycle overview
C1(CYCLE81) drilling, centering
C2(CYCLE82) drilling, counterboring
...
C24(CYCLE98) chaining of threads
M17
For each newly added cycle a line must be added
with the following syntax:
C<Number> (<Cycle name>) comment text
Number: Any integer, must not have been used in
the file before;
Cycle name: The program name of the cycle to be
included
Comment text: Optionally a comment text for the
cycle
Example:
C25 (MY_CYCLE_1) usercycle_1
C26 (SPECIALCYCLE)
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810D 840Di
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) − 04.00 Edition
File name
Path specification
Comment line
Call for 1st cycle
Call for 2nd cycle
Call for last cycle
End of file
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12.98
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