Traversing With Feedforward Control, Ffwon, Ffwof - Siemens SINUMERIK 840Di sl Programming Manual
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Also See for SINUMERIK 840Di sl:
- Commissioning manual (632 pages) ,
- Operating manual (470 pages) ,
- Function manual (274 pages)
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Path Action
5.6 Traversing with feedforward control, FFWON, FFWOF
5.6
Traversing with feedforward control, FFWON, FFWOF
Function
Using feedforward control the velocity-dependent overtravel in path traversing is reduced to
zero. Traversing with feedforward control permits higher path accuracy and thus improved
machining results.
Programming
FFWON
Or
FFWOF
Parameters
FFWON
FFWOF
Note:The type of feedforward control and the path axes to which feedforward is to be applied
are determined via machine data.
Default: Velocity-dependent feedforward control
Option: Acceleration-dependent feedforward control (not possible with 810D)
Example
N10 FFWON
N20 G1 X... Y... F900 SOFT
222
Activate feedforward control
Deactivate feedforward control
Programming Manual, 11/2006, 6FC5398-1BP10-2BA0
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