Re: Noise Problem

Mark,
I've checked the mother board it has no fault (seems) , I removed the
pullup resistors as Tom told me ,it solved part of the problem put it
still there !

Shadi

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Mark Vaughan" <mark@...> wrote:
>
> Did you check the motherboard. I still think that is where your
fault is,
> you have swapped everything else around, the motherboard is the only
common
> component to keep the fault occurring from the same place. As I said the
> encoder output signal from the card seem to love to pick up noise
from the
> SPI interface, they are not buffered so that noise goes straight
back into
> the card.
>
>
>
> My Rutex R2020 drives are now running like a dream, even after I
blew one up
> with my owne mistake and repaired it. Got some issue with the G100
and Mach3
> we are trying to sort, but the servo's are looking good.
>
>
>
> Regs Mark
>
>
>
>
>
>
>
>
>
> _____
>
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of shadi_salhab_78
> Sent: 02 December 2006 17:47
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Noise Problem
>
>
>
> Hi all
> I'am tunning a Rutex R2020 I've just recieved , I placed it on the
> first slot on the motherboard (for x axis) the other two slots have
> the two R2020 for y and z axis . The y and z axis were working
> perfectly during the past month of testing .
>
> The problem is that once I plug the encoder to the x axis drive the
> three axis stops moving and if move they move with a very big error
> (non stable ), if I un-plug the x axis encoder the two other axis ( y
> & z) restarts moving perfectly.
>
> I'am using quality type shielded encoder cables
> I replaced the encoder and the encoder cable with the ones on the y
> drive but the same problem.
>
> I think there is a very big noise problem since it affects the y and z
> axis .
>
> Any help, Ideas ?
>
>
>
>
>
> [Non-text portions of this message have been removed]
>