On Thu, 1 May 2014 18:56:23 -0400, you wrote: >Thanks to everybody for the information. If anything it helped me >understand the nature of servos better as I've been sitting here tweaking >the machine.
>So it has something to do with some sort of lag in the servo driver. I'll >be emailing leadshine with my fingers crossed hoping they can help. Here are the Specs Position following error : +/-1 count Velocity accuracy: +/-2rpm Maximum acceleration speed (No Load) : 80 rpm/ms2 Input frequency up to 600 kHz Maximum speed : 4000 rpm Allowable low speed reaches1 rpm Positioning accuracy :+/-1 count Suitable for 18 - 80 VDC AC servo Are you within them? Have you used the available tuning software using the serial connection to the drive? If not you need to to see what's going on and tune it properly. You will need to adjust the Kp, Kd and Vp parameters. All explained in the software manual. Steve Blackmore -- ------------------------------------------------------------------------------ "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE Instantly run your Selenium tests across 300+ browser/OS combos. Get unparalleled scalability from the best Selenium testing platform available. Simple to use. Nothing to install. Get started now for free." http://p.sf.net/sfu/SauceLabs _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
