On Saturday 26 December 2015 15:33:26 John Thornton wrote: > I'm assuming I can just screw the port powered isolator to the PC port > and run a shielded cable from the VFD to the isolator? > That would be my assumption, with the shield well grounded at the cabinet with the vfd in it.
> On 12/26/2015 1:40 PM, Bertho Stultiens wrote: > > On 12/26/2015 08:19 PM, Bertho Stultiens wrote: > >>> Not sure how I might isolate the VFD from the chassis at this > >>> moment. Well I could machine some delrin standoffs... I have a > >>> machine shop. > >> > >> No problem. If you ensure that the chassis connection is firm and > >> electrically sound, then you just ommit the earth wire (my comment > >> in the drawing). > > > > One more comment. If you are unsure that the internal earth/chassis > > connection in the VFD controller holds, then you usually see a > > connection as seen in the attached image. A short thick wire is run > > from the earth screw connection to one of the chassis mounting > > bolts. > > > > > > > > > > -------------------------------------------------------------------- > >---------- > > > > > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > ---------------------------------------------------------------------- >-------- _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users