Re: [CAD_CAM_EDM_DRO] Encoder line count.....

Encoder line counts/pulses per revolution are normally exact that is 1000
PPR is 1000 and not 1024. I hope this helps, Sincerly Mike Carpenter

----- Original Message -----
From: "doug98105" <dougrasmussen@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Tuesday, July 23, 2002 1:12 PM
Subject: [CAD_CAM_EDM_DRO] Encoder line count.....


> Group,
>
> Are encoder line counts usually expressed in an abreviated form? For
> instance, I have an encoder with a line count of 2048 (a power of two
> thingie). Would this be referred to as a 2000 line encoder for ease
> of description.
>
> Likewise when you say 1000 line encoder is that really one with 1024
> lines? Or does a 1000 line unit have exactly 1000 lines?
>
> I'm asking because I have a stand-alone programmable servo controller
> made for a rotary axis. They specify to use a 1000 line encoder. If
> they actually mean 1024 then I can use the 2048 line model and double
> my angular rotation when I program it. Doubling the programmed angle
> I can deal with, I don't want to have to deal with a ratio,
> 2048/1000, for angles, can't do that in my head.
>
> thanks,
>
> Doug
>
>
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