On 01/24/2017 03:57 PM, Gene Heskett wrote: > On Tuesday 24 January 2017 14:17:46 Andrew wrote: > >> 2017-01-24 19:37 GMT+02:00 sam sokolik <sa...@empirescreen.com>: >>> PWM/dir though the bob. (these amc drives instead of +/-10v take >>> pwm/dir) >> Ah, so convenient. We could save a lot on 7i77's if all servo drives >> were like this ) >> >> Andrew > This looks somewhat interesting: > > <http://www.ebay.com/itm/Applied-Motion-Products-SV7-S-RE-Servo-Motor-Drive-Module-24-80VDC-7A-14A-/331611226220?hash=item4d3591c06c:g:2DIAAOSwHnFVr4CJ> > > At $80 on my front deck, this is a 3 phase driver but what sort of an > encoder is it expecting on the db15 connector? > > Well, it needs an encoder with the "Hall" outputs. Those would need to match the number of motor poles, and be phased to the magnets in the motor. Renco and others make relatively affordable 6-channel encoders that have the Hall outputs, if the motor doesn't have real Hall sensors built in.
Jon ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
