Siemens SINUMERIK 840Di sl Programming Manual page 375

Approach and retraction velocities
• Velocity of the previous block (G0):
• Programming with FAD:
• Programmed feedrate F:
Example:
$TC_DP1[1.1]= 120
$TC_DP6[1.1]=7
N10 G90 G0 X0 Y0 Z20 D1 T1
N20 G41 G341 G247 DISCL=AC(5)
DISR=13
FAD 500 X40 Y-10 Z=0 F200
N30 X50
N40 X60
...
Fundamentals
Programming Manual, 11/2006, 6FC5398-1BP10-2BA0
All motions from up to P
0
machining plane and the part of the infeed motion up to the safety clearance.
Specify the feedrate for
– G341: infeed movement perpendicular to the machining plane from P
– G340: from point P
2
If FAD is not programmed, this part of the contour is also traversed at the modally
active speed of the previous block, if no F word is programmed in the SAR block.
This feedrate value is effective as of
programmed in the SAR block, the speed of the previous block is active.
are executed at this velocity, i.e., the motion parallel to the
2
or P to P
3 4
or P if FAD is not programmed. If no F word is
3 2
;Milling tool T1/D1
;Tool with 7 mm radius
8.11 Smooth approach and retraction
to P
2
Tool offsets
3
375