On Fri, Apr 22, 2011 at 11:16 AM, Peter C. Wallace <p...@mesanet.com> wrote: > > As far as servo motors go there is no real difference between AC and BLDC, all > brushless servo motors are "AC", that is 3 phase AC driven synchronous motors > with permanent magnet rotors. The 8I20 (and the 7I39) are intended for driving > this class of motor. There is sometimes a slight difference in pole shaping > for optimization with different drive waveforms (sine or trapeziodal) but if > you look at motor data sheets you will find that pretty much all brushless > servo motors will work fine with sine wave drive. > > Peter Wallace > Mesa Electronics
Peter, Where does the motor feedback enter the system with an 8i20? I just scanned the manual, and I didn't really see a diagram. Are you aware of anyone using the 8i20 in an EMC2 system? Thanks Eric Keller ------------------------------------------------------------------------------ Fulfilling the Lean Software Promise Lean software platforms are now widely adopted and the benefits have been demonstrated beyond question. Learn why your peers are replacing JEE containers with lightweight application servers - and what you can gain from the move. http://p.sf.net/sfu/vmware-sfemails _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
