I soldered my own inverter partly since I did not find a servo driver without AC rectifier. With a separate rectifier I may adjust the DC voltage to what is needed for the particular motor. I also expect it to be cheaper design solution with one large rectifier for several inverters instead of several small rectifiers.
Regards Nicklas Karlsson On Tue, 10 Feb 2015 08:43:51 -0500 (EST) "Todd Zuercher" <[email protected]> wrote: > I was hopping I could reuse the old since it didn't require a DC power > supply, it has a built in rectifier and used 90v AC. Most DC servo amps for > sale on flea-bay I'll have to make or buy a DC power supply for. > The motor is 370w 90vcc 4.5A 3400rpm DC brush. I am pretty sure it's > permanent magnet. It has a 500 line encoder. > > ----- Original Message ----- > From: "Karlsson & Wang" <[email protected]> > To: "Enhanced Machine Controller (EMC)" <[email protected]> > Sent: Monday, February 9, 2015 4:26:26 PM > Subject: Re: [Emc-users] Servo Drive Help? > > Sounds like a very good idea. > > > > On Sat, 07 Feb 2015 09:41:48 -0500 > Dave Cole <[email protected]> wrote: > > > I would work at the problem from the motor perspective and forget about > > the drive maker. > > > > Do you have the motor specs? > > Is it a permanent magnet brushed motor? > > > > Dave > > > > > > > > > > On 2/6/2015 3:32 PM, Todd Zuercher wrote: > > > Well, this is a little excessive, it has been about 2years since I last > > > tried to contact them, and about 6 since the first time (with a number of > > > tries in between). I think it is safe to assume I am being officially > > > (and quite effectively) ignored. > > > > > > ----- Original Message ----- > > > From: "Viesturs Lācis" <[email protected]> > > > To: "Enhanced Machine Controller (EMC)" <[email protected]> > > > Sent: Friday, February 6, 2015 8:15:20 AM > > > Subject: Re: [Emc-users] Servo Drive Help? > > > > > > 2015-02-05 18:06 GMT+02:00 Todd Zuercher > > > <[email protected]>: > > >> Does anyone know anything about one of these drives? > > >> http://www.easys.it/prod_file/azionamento_dc_ind.pdf > > >> I don't know Italian, and I have not been able to get any email response > > >> from the drive's manufacturer. > > > Don't worry, that is common practice in italian companies. Last summer > > > it took me 2 _months_ to get a correct invoice from Elte to purchase 3 > > > standard spindle motors, it has been 2 or 3 weeks since I am waiting > > > for a price quote for torque limiter - they replied quickly, asking > > > additional details about my company, sent them everything and now they > > > are gone. No offence to Alex and possibly any other italians on this > > > list, but I have not seen for myself or heard about any italian > > > company with prompt customer service. > > > > > > Viesturs > > > > > > ------------------------------------------------------------------------------ > > > Dive into the World of Parallel Programming. The Go Parallel Website, > > > sponsored by Intel and developed in partnership with Slashdot Media, is > > > your > > > hub for all things parallel software development, from weekly thought > > > leadership blogs to news, videos, case studies, tutorials and more. Take a > > > look and join the conversation now. http://goparallel.sourceforge.net/ > > > _______________________________________________ > > > Emc-users mailing list > > > [email protected] > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > ------------------------------------------------------------------------------ > > > Dive into the World of Parallel Programming. The Go Parallel Website, > > > sponsored by Intel and developed in partnership with Slashdot Media, is > > > your > > > hub for all things parallel software development, from weekly thought > > > leadership blogs to news, videos, case studies, tutorials and more. Take a > > > look and join the conversation now. http://goparallel.sourceforge.net/ > > > _______________________________________________ > > > Emc-users mailing list > > > [email protected] > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > --- > > This email has been checked for viruses by Avast antivirus software. > > http://www.avast.com > > > > > > ------------------------------------------------------------------------------ > > Dive into the World of Parallel Programming. The Go Parallel Website, > > sponsored by Intel and developed in partnership with Slashdot Media, is your > > hub for all things parallel software development, from weekly thought > > leadership blogs to news, videos, case studies, tutorials and more. Take a > > look and join the conversation now. http://goparallel.sourceforge.net/ > > _______________________________________________ > > Emc-users mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-users > > ------------------------------------------------------------------------------ > Dive into the World of Parallel Programming. The Go Parallel Website, > sponsored by Intel and developed in partnership with Slashdot Media, is your > hub for all things parallel software development, from weekly thought > leadership blogs to news, videos, case studies, tutorials and more. Take a > look and join the conversation now. http://goparallel.sourceforge.net/ > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > > ------------------------------------------------------------------------------ > Dive into the World of Parallel Programming. The Go Parallel Website, > sponsored by Intel and developed in partnership with Slashdot Media, is your > hub for all things parallel software development, from weekly thought > leadership blogs to news, videos, case studies, tutorials and more. Take a > look and join the conversation now. http://goparallel.sourceforge.net/ > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ Dive into the World of Parallel Programming. The Go Parallel Website, sponsored by Intel and developed in partnership with Slashdot Media, is your hub for all things parallel software development, from weekly thought leadership blogs to news, videos, case studies, tutorials and more. Take a look and join the conversation now. http://goparallel.sourceforge.net/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
