John Kasunich wrote: > I have some Pittman Elcom ST brushless servos that I'd like > to play with while I'm in Wichita. They are rated at 19.1V, > 4-6 amps (depending on cooling). > > I'm planning to bring an Atom computer, 5i20, and 7I39HV > brushless drive board to Wichita along with a motor. > > My question is about power supplies. I thought I had a > reasonably sized 24V supply here, but I was wrong. > I have tiny ones (less than n amp), and huge ones > (10A, to heavy for checked baggage and schlepping > thru an airport. > > I do have a unregulated supply that puts out about 40V > (no load) and should be good for 5-6 amps, at least > intermittently. It is fairly compact and travel friendly. > Is 40V too much for a 19V servo? (The 7i39 is the HV > version, rated for 48V.) > Probably will be fine, as long as the motor inductance is sufficient that the triangle-wave current isn't too big. I'm using a 50 V supply on a Pittman 4443 motor, which is tiny, and it works fine. (I do have output inductors on my servo amps, though.) I have a 24 V 2.6 A switching supply here, if that does you any good.
Jon ------------------------------------------------------------------------------ This SF.net email is sponsored by Windows: Build for Windows Store. http://p.sf.net/sfu/windows-dev2dev _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
