On 03/10/2016 10:14 AM, Gene Heskett wrote: > On Thursday 10 March 2016 10:24:15 Chris Albertson wrote: > >> On Wed, Mar 9, 2016 at 11:23 PM, Gene Heskett <ghesk...@wdtv.com> > wrote: >>> This sounds like an interesting device. Are you at liberty to give a >>> range of pricing for one gear and sensor combo? >> Digikey and (I assume) others sell the part for about $8.34 >> http://www.digikey.com/product-detail/en/allegro-microsystems-llc/ATS6 >> 67LSGTN-T/620-1328-1-ND/2042758 >> >> Read the data sheet (all of it, front to back) It tells you everything >> you'll need to know. Basically you mount it 1 or 2 mm from the gear >> and it gives a pulse for each tooth that passes. > I just looked at the 605 series, which has a 2 pin quadrature output. > But my concern is how it works with less than a 6mm tooth to tooth spaced > gear? Lots of stuff in our toys is smaller than that. Their std test > gear is 120mm in diameter, with 60 teeth, bigger and coarser toothed > than anything in any of my stuff. > > I used two sensors, one mounted so its position could be adjusted to get proper 90 degree quadrature. See http://pico-systems.com/bridge_spindle.html
Once I had the concept of what I wanted to do, it was VERY easy to cobble this together. Jon ------------------------------------------------------------------------------ Transform Data into Opportunity. Accelerate data analysis in your applications with Intel Data Analytics Acceleration Library. Click to learn more. http://pubads.g.doubleclick.net/gampad/clk?id=278785111&iu=/4140 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
