Siemens SINUMERIK 840DE Programming Manual page 347

Approach and retraction velocities
• Speed 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, 10.2004 Edition, 6FC5 298-7AB00-0BP1
All motions from P 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 P
programmed in the SAR block, the speed of the previous block is active.
are executed at this speed, 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
8-51