On Thu, 26 May 2011, Dave wrote: > Date: Thu, 26 May 2011 15:13:41 -0400 > From: Dave <[email protected]> > Reply-To: "Enhanced Machine Controller (EMC)" > <[email protected]> > To: "Enhanced Machine Controller (EMC)" <[email protected]> > Subject: Re: [Emc-users] Hydraulic Position control with EMC2 > > The guys I have been talking to are the Encoder Technicians - not the > marketing guys so their observations regarding SSI vs Endat volume is > simply what they see as being popular from a "Heidenhain" perspective. > > I don't think that BISS encoders are sold by Heidenhain since they are > pushing Endat, so it is likely that their techs have no clue about BISS > encoders, or their popularity. > > Heidenhain commands some serious $ for their encoders so I can > understand why they would try and protect their business with a > proprietary communications format like Endat. I believe that many of > their "standard" rotary encoders are in excess of $500 each. > > Far from cheap. > > Do you know of any "cheap" SSI encoders? > > Dave
The magnetic ones are pretty cheap until you get into one with bearings and housings http://www.renishaw.com/en/magnetic-rotary-encoders--9801 has a good range > > > > On 5/26/2011 12:18 PM, Peter C. Wallace wrote: >> SNIP----------------------------------------------------------------- >> >> >>> In my quest to get replacement encoders, Heidenhain told me that SSI >>> encoders are becoming scarce as Endat has become a much more popular >>> interface for encoders (or at least the ones they sell). >>> >>> Dave >>> >>> >> They (perhaps deliberatly) forgot to mention BISS which (unlike Heidenhains >> proprietary Endat) is an open SSI upgrade path... Some of the $5.00 magnetic >> encoder chips support BISS and the highest end commercial encoders you can >> get >> (Renshaw Resolute) support BISS >> >> >> Peter Wallace >> Mesa Electronics >> >> (\__/) >> (='.'=) This is Bunny. Copy and paste bunny into your >> (")_(") signature to help him gain world domination. >> >> >> ------------------------------------------------------------------------------ >> vRanger cuts backup time in half-while increasing security. >> With the market-leading solution for virtual backup and recovery, >> you get blazing-fast, flexible, and affordable data protection. >> Download your free trial now. >> http://p.sf.net/sfu/quest-d2dcopy1 >> _______________________________________________ >> Emc-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> > > > ------------------------------------------------------------------------------ > vRanger cuts backup time in half-while increasing security. > With the market-leading solution for virtual backup and recovery, > you get blazing-fast, flexible, and affordable data protection. > Download your free trial now. > http://p.sf.net/sfu/quest-d2dcopy1 > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > Peter Wallace Mesa Electronics (\__/) (='.'=) This is Bunny. Copy and paste bunny into your (")_(") signature to help him gain world domination. ------------------------------------------------------------------------------ vRanger cuts backup time in half-while increasing security. With the market-leading solution for virtual backup and recovery, you get blazing-fast, flexible, and affordable data protection. Download your free trial now. http://p.sf.net/sfu/quest-d2dcopy1 _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
