On Nov 3, 2011, at 10:14 PM, Brian May wrote: > This is kind of off the subject but may be useful in future releases. > > On haas machines they have a parameter called grid offset for each axis. > Basically it is a parameter that will "offset" the index pulse. This way you > can control where your machine zeros without having to fool with the > encoders. > > When you set it, the control tells you how far you moved from the switch to > the index pulse. Haas has a value that all machines need to be. Like 0.1 > inches from switch to encoder index. In the grid offset parameter you enter > the number of pulses to "shift" the index pulse to get the 0.1 > > On high pitch ball screws the location of the index pulse could move your > zero a lot. They did not want people messing with the encoders and causing > other problems so they have the parameter. Anyways That is my 2 cents
I like it. It would be useful as we could realign the encoders in software should they get out of sync! -Tom ------------------------------------------------------------------------------ RSA(R) Conference 2012 Save $700 by Nov 18 Register now http://p.sf.net/sfu/rsa-sfdev2dev1 _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
