I don't have AB drives... I have a filter on my GS2 and another one after the control transformer.
JT On 1/10/2016 11:40 AM, Dave Cole wrote: > Do you have filters just prior to the input power on the AB Servo drives? > > I've also had problems with Teco servo drives backfeeding noise into the > AC line and messing with Mesa boards. > An input filter from AD fixed that problem as well. > > Dave > > On 1/10/2016 6:44 AM, John Thornton wrote: >> Well none of the suggestions about star grounding did any good. In fact >> they made the problem worse than before, so bad I could not even get 2.6 >> to run. Off this list I was sent the AB servo best wiring practices pdf >> which explained how to reduce noise in a servo drive enclosure. I >> followed the advise as much as possible and after removing all my ground >> wire antennas I was back running with an occasional sserial error. The >> short explanation is to terminate the shields to a ground plane as close >> as possible to the point where you take the shield/drain wire from the >> cable. I still have a cable bundle running to my switch box that is >> parallel wires and I might replace that with some twisted pairs. Photos >> at 11. >> >> JT >> >> ------------------------------------------------------------------------------ >> Site24x7 APM Insight: Get Deep Visibility into Application Performance >> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >> Monitor end-to-end web transactions and take corrective actions now >> Troubleshoot faster and improve end-user experience. Signup Now! >> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ > Site24x7 APM Insight: Get Deep Visibility into Application Performance > APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month > Monitor end-to-end web transactions and take corrective actions now > Troubleshoot faster and improve end-user experience. Signup Now! > http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
