Re: Speed range not working

The drive that works has a C4, and the other 3 have an E4.

Thanx

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Steven Ciciora
<sciciora@A...> wrote:

> How old are they? Is there a letter and number written on the

case?

>
> At 06:40 AM 8/31/2004 +0000, you wrote:
> >Hello:
> >I have 4 201 gecko drives, and I am having problems with 3 of

them.

> >These 3 drives work fine from 0 to about 23,733Hz, then from there
> >up to 32,000Hz, it jerks up a little, it starts vibrating and the
> >shaft of the stepper motor sometimes locks, im sure its loosing
> >steps, from 32,000hz to 45,000 Hz it starts working fine again.

The

> >other drive works fine from 0Hz to 45,000 Hz. Thats how I know

these

> >3 geckos are not working properly. I have swapped steppers, port
> >pins and everything seems to point that the geckos are not working
> >properly. I am working with mach 2 version 6.00 with a P4 2.6Ghz

PC.

> >Can anyone tell what is happening?
> >Best regards
> >Fernando Mayrl