So - maybe it really doesn't matter.. It should be the same edge for threading/rigid tapping...
sam On Wed, 9 Mar 2016 17:38:19 +0000 andy pugh <[email protected]> wrote: > On 9 March 2016 at 16:54, <[email protected]> wrote: > > The issue is that we drilled about a .130 hole for the index but it acts > > odd. If you rotate the spindle one direction it will pass the index and > > stay high until it passes the hole then you get a little index pulse low. > > If you run it the other direction it goes low after passing the index - and > > you get a positive index pulse at every passing of the hole. > > This may be the internal logic at work. The sensors are rated to zero > speed, and I think have an internal offsetting circuit. However I > can't see how it can tell which way the gear is turning unless it has > two sensors. > Some automotive sensors do actively sense direction, and send a > different pulse length in one direction compared to the other to > encode the direction on a single wire. > > -- > atp > "A motorcycle is a bicycle with a pandemonium attachment and is > designed for the especial use of mechanical geniuses, daredevils and > lunatics." > — George Fitch, Atlanta Constitution Newspaper, 1916 > > ------------------------------------------------------------------------------ > 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 > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ 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 [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
