On Wednesday 23 September 2009, Sven Wesley wrote: >I'm still loosing on Z by the way, I'm starting to suspect a faulty driver. > Do you perchance have access to an oscilloscope?
>2009/9/24 Sven Wesley <svenne.d...@gmail.com> > >> Did new tests, and I reeeaaally have to go low on max speed to get things >> going correct. >> I bought these cards long time ago, but I did expect higher speed even >> with an old PC. The computer is super fast with low jitter (about 6800 in >> latency at most), the power to the drivers is overkill-to-the-top more >> than enough, the servo's are pretty fast too (rated 67 V/10 A) and >> accelerate good. I had to go extremely low on max speed to make sure that >> the mill will reach its position before next line is executed. Now my max >> speed is 600 mm/min! The servo's can easily jog the machine at 12000 and >> stop hard. >> >> I'll see if I can make any changes by adjusting the PID, the graphs were >> good when I tuned it though but I have very little I-value. >> What do you guys think? Time to buy new drivers? > >--------------------------------------------------------------------------- >--- Come build with us! The BlackBerry® 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/devconf >_______________________________________________ >Emc-users mailing list >Emc-users@lists.sourceforge.net >https://lists.sourceforge.net/lists/listinfo/emc-users > -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) The NRA is offering FREE Associate memberships to anyone who wants them. <https://www.nrahq.org/nrabonus/accept-membership.asp> How kind of you to be willing to live someone's life for them. ------------------------------------------------------------------------------ Come build with us! The BlackBerry® 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/devconf _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
