On 12/02/2016 05:15 PM, Gene Heskett wrote: > Greetings all; > > Hooking up the encoder so I could use it to calibrate speeds obtained, I > am puzzled as can be. But let me put that pix up on my web page first. > Got it, could be sharper but will do. > > Append "/lathe-stf/Encoder-installed.JPG" to the link in the sig. > > The curved alu piece as you can see has 3 trenches carved across the > inside face, on a curve radius that matches the bull gear. > > And as you can see, looking at the top 2, one is dead centered over a > tooth, and the next one ccw from the top, is dead centered over a valley > between the teeth. Yup, I made the EXACT same error when I did mine. That is 180 degree phasing, but quadrature requires NINETY degree phasing. So, with one sensor right on the tooth, the other should be on the corner of the tooth/valley.
Jon ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
