Jon Elson <el...@...> writes: snip...
> I don't know that vintage as well as the stuff that was on Roland's 2 > machines. I think that machine > is a generation newer, but still awfully old. Could easily be a PS > problem, even just a tripped > circuit breaker or loose connector. The 0M was fairly common, I think > you probably could get > a set of schematics for it. Be aware that there are MANY variants of > the basic 0M system, so your > docs would have to correspond to the right model. Are you sure you are > powering all 3 phases? Yes, he is using a rotary phase converter, and a 3 phase buck/boost transformer to have the exact right voltage (208) on all 3 legs. > > It would be nice if we can repair the existing ps enough to use the machine as > > it is, but at what cost? He is trying to bootstrap himself into business, > > so > > funds are limited. > > > Well, good luck, but I think these older machines can be pretty messy to > keep running. Once they get > about 20 years old, it is all downhill. I have experienced that. snip... > Just in time for haloweeen, good place for a BWAHhaaahaaa! I just > happen to have a solution > for these motors! I have a converter for the proprietary red cap > commutation encoder that generates > the traditional Hall signals. I have sent out the first set of these > converters and brushless drives to a guy, > but I dont think his machine if set up yet. But, I have a big red cap > motor here for testing, and it works > quite nicely. This is one of the 20 series motors, about 7" square and > 10" long. > > Jon I thought I remembered you mentioning that you were working on an adapter for the Fanuc redcaps earlier this year. Yep, I think that is the same servo as my friend has on his Kitamura. The next time I visit his shop, I will take a photo and write down the info from the motor. This might give him a second option on bringing his machine back to life! Thanks Jon, Tom ------------------------------------------------------------------------------ Come build with us! The BlackBerry(R) Developer Conference in SF, CA is the only developer event you need to attend this year. Jumpstart your developing skills, take BlackBerry mobile applications to market and stay ahead of the curve. Join us from November 9 - 12, 2009. Register now! http://p.sf.net/sfu/devconference _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
