[Emc-users] Re: 5i20+sevos and ??stepper??

2009-01-08 Thread WF Chan
!! 寄件人﹕ Sebastian Kuzminsky s...@highlab.com 收件人 howard_chan0...@yahoo.com.hk; Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net 傳送日期﹕ 2009 年 1月 8 日 星期四 下午 12:26:09 主題: Re: [Emc-users] 5i20+sevos and ??stepper?? WF Chan wrote: I am using EMC2 version 2.2.8, but I

Re: [Emc-users] Re: 5i20+sevos and ??stepper??

2009-01-08 Thread Peter C. Wallace
On Thu, 8 Jan 2009, WF Chan wrote: Date: Thu, 8 Jan 2009 03:59:47 -0800 (PST) From: WF Chan howard_chan0...@yahoo.com.hk Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net To: emc-users@lists.sourceforge.net Subject: [Emc-users] [big5] Re?G 5i20+sevos and

Re: [Emc-users] Re: 5i20+sevos and ??stepper ??

2009-01-08 Thread Howard Chan
Peter C. Wallace 提到: On Thu, 8 Jan 2009, WF Chan wrote: Date: Thu, 8 Jan 2009 03:59:47 -0800 (PST) From: WF Chan howard_chan0...@yahoo.com.hk Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net To: emc-users@lists.sourceforge.net Subject: [Emc-users] [big5] Re�G

Re: [Emc-users] Re: 5i20+sevos and ??stepper ??

2009-01-08 Thread John Kasunich
Howard Chan wrote: Before I asked you a same question, at that time you suggest me using analog mode to control my SANYO DENKI servo amplifier. Yet, I can solve the error so large problem,(http://myweb.polyu.edu.hk/~icwfchan/p4.png) especial accelerate and decelerate. I need set a large

Re: [Emc-users] Re: 5i20+sevos and ??stepper ??

2009-01-08 Thread Peter C. Wallace
On Fri, 9 Jan 2009, Howard Chan wrote: Date: Fri, 09 Jan 2009 01:33:57 +0800 From: Howard Chan howard_chan0...@yahoo.com.hk Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net Subject: Re:

Re: [Emc-users] Re: 5i20+sevos and ??stepper ??

2009-01-08 Thread Peter C. Wallace
Can you repost the plots of your servo motion, maybe I can guess at whats wrong with the tuning? Never mind, I see you did and I missed it My first guess is that amplifiers velocity loop needs tuning Peter Wallace Mesa Electronics (\__/) (='.'=) This is Bunny. Copy and paste bunny into

Re: [Emc-users] Re: 5i20+sevos and ??stepper ??

2009-01-08 Thread Peter C. Wallace
On Thu, 8 Jan 2009, Peter C. Wallace wrote: Date: Thu, 8 Jan 2009 10:27:06 -0800 (PST) From: Peter C. Wallace p...@mesanet.com Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net Subject: Re:

Re: [Emc-users] Re: 5i20+sevos and ??stepper ??

2009-01-08 Thread John Kasunich
Howard Chan wrote: To be perfectly honest, I can't understand your words. But scope traces are easier to translate, so let's look at your picture: http://myweb.polyu.edu.hk/~icwfchan/p4.png The area you have labeled 1 - you need to zoom in closer there, 500mS per division doesn't show much.