Enhanced Level Commands
4.1 Program support functions (1)
04.07
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© Siemens AG 2007 All rights reserved
SINUMERIK 802D sl/840D/840D sl/840Di/840Di sl/810D ISO Milling (PGM) -- 04.07 Edition
Thread lead
The thread lead is obtained from the expression ’feedrate spindle speed’ in the
feed--per--minute mode. The thread lead equals the feedrate speed within the
speed--per--revolution mode.
Tool length compensation
The offset is applied at the time of positioning to point R if a tool length compensa-
tion (G43, G44, or G49) is determined in the canned cycle.
Axis switching
The canned cycle must be canceled before the drilling axis c an be changed. An
alarm is issued if the drilling axis is changed in rigid mode.
S command
An alarm is issued if a speed higher than the maximum speed for the gear being
used is specified.
F command
An alarm is issued if a value exceeding the upper limit of cutting feedrate is speci-
fied.
Unit of F command
Metric input Inch input Remarks
G94 1 mm/min 0.01 inch/min Decimal point pro-
gramming allowed
G95 0.01 mm/rev 0.0001 inch/rev Decimal point pro-
gramming allowed
Cancel
G codes of group 01 (G00 to G03) and G84 must not be specified in a single block.
Otherwise, G84 is canceled.
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