2014-11-25 1:19 GMT+02:00 Leonardo Marsaglia <[email protected]> :
> Hello guys! > > I found some 360 ppr encoders that are really cheap on ebay. Here's the > link: > > > http://www.ebay.com/itm/NEW-Incremental-Rotary-Encoder-360p-r-6mm-Shaft-5-24vdc-/290778909653?pt=LH_DefaultDomain_0&hash=item43b3c60bd5 > > The matter is they only come with A and B pulses, no index pulse > capabilities. > > I was planning to use them for a spindle and I thought about replacing the > Z pulse to reset the counters and stablish the zero position using an > external proximity sensor mounted somewhere on the spindle. Do you think > this is a good approach? > > The other option is to reset the counters counting by software but I would > lose the zero position everytime I turn of the machine so a physical zero > would be ideal. > Leonardo, I recently purchased 720p encoder with index and differential output for $23 from aliexpress. That item price has been increased since, but there are many similar: http://www.aliexpress.com/item/New-600P-R-Rotary-Encoder-E6B2-CWZ6C-5-To-24V-DC-ABZ-Phase-For-OMRON-56152/2023445335.html - TTL output, $21 http://www.aliexpress.com/item/FREE-SHIPPING-E6B2-CWZ1X-1000P-R-Rotary-encoder/2028209294.html - diff output, S28 -- Andrew ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=157005751&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
