Re: EMC Scaling problem

["Shelbyville Design & Signworks" <signworks-at-mcleodusa.net>]

what stepper motor driver are you using?
the Gecko's are 10 microstep drives, therefore your
scale would be 2000 steps/rotations X 5 tpi screws=
10000


Erie Patsellis
Shelbyville Design & Signworks
1309 W. S. 7th Street
Shelbyville, IL 62565
(217)774-4444
visit our website at www.shelbyvilledesign.com
----- Original Message ----- 
From: "helga/michael" <MPALFRAM-at-bellsouth.net>
To: "Multiple recipients of list" <emc-at-nist.gov>
Sent: Thursday, August 22, 2002 9:52 PM
Subject: EMC Scaling problem


> 
> 
> We have installed EMC ,(using BDI) on a Bridgeport Mill and are 
> evaluating performance on a single axis before proceeding into a 
> complete retrofit.
> 
>    Positioning is accurate and repeatable and responce satisfactory 
> however scaling is off by 10.
>    A command, manual or MDI, of  one 1 inch will produce an displacement 
> of 0.1 inch,etc..
> 
> Calculated  INPUT_SCALE is 1000 from 200 steps per revolution, 5 
> revolutions/inch.
> 
> We have reviewed all available sources of information with no luck. Any 
> help would be appreciated.
>                             mjp
> 
> 
>