On Thu, 6 Dec 2012, Viesturs L?cis wrote: > Date: Thu, 6 Dec 2012 21:29:35 +0200 > From: "[UTF-8] Viesturs L?cis" <[email protected]> > Reply-To: "Enhanced Machine Controller (EMC)" > <[email protected]> > To: "Enhanced Machine Controller (EMC)" <[email protected]> > Subject: [Emc-users] 7i39 error > > Hello! > > First channel on 7i39 card is not spinning motor - motor just > oscillates on place. Connecting the motor to other channel makes to > turn correctly. > > I checked the wiring with multimeter, it was ok. > I tried also with bldc cfg=h and with cfg=n, it just does not spin, > but it did in the morning with cfg=h, which made me think that there > is a problem with encoder signal. > > I would appreciate any suggestions on possible cause of problem.
I would verify the encoder and flat cable first another test is to disconnect the PID loop, set a small output voltage (bldc value = .1 or so) and slowly change the angle. You can also verify the 3 phase 7I39 outputs with a trio of red/green LEDS with about 2K series resistors > > -- > Viesturs > > If you can't fix it, you don't own it. > http://www.ifixit.com/Manifesto > > ------------------------------------------------------------------------------ > LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial > Remotely access PCs and mobile devices and provide instant support > Improve your efficiency, and focus on delivering more value-add services > Discover what IT Professionals Know. Rescue delivers > http://p.sf.net/sfu/logmein_12329d2d > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > Peter Wallace Mesa Electronics (\__/) (='.'=) This is Bunny. Copy and paste bunny into your (")_(") signature to help him gain world domination. ------------------------------------------------------------------------------ LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial Remotely access PCs and mobile devices and provide instant support Improve your efficiency, and focus on delivering more value-add services Discover what IT Professionals Know. Rescue delivers http://p.sf.net/sfu/logmein_12329d2d _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
