On 11/8/11, Karl Cunningham <ka...@keckec.com> wrote: > On 11/06/2011 08:36 PM, Scott Hasse wrote: >> It seems the normal way to do this would be to take the input to the >> existing estop-ext signal put that into an or or component and link that >> with the spindle fault and the link the or component to the estop-ext. >> However, that can't be done in a very modular way from what I can see. >> >> Any opinions on the best way to integrate multiple external estop signals? > > We have a spindle VFD which faults every few hours. We really need a new > one, but that will come. Not sure the cause, but there are electric > trains nearby and we suspect power surges may be the problem. Or maybe > just a flaky VFD. > > The VFD has a fault relay which has NC and NO contacts. We wired one of > the contacts to motion.enable, like this: > net vfd-ok motion.enable <= hm2_5i20.0.gpio.052.in_not > > We also have a pushbutton called RESET in the pyvcp panel of axis, which > drives the VFD's reset line. > > When there is a fault it halts motion, and after pressing F2 in axis and > the reset button on the panel, it can be restarted. Not sure if this is > optimal, but it seems to work ok. > > I'm not sure if this would work with the vault logic your VFD has. > > Karl > > ------------------------------------------------------------------------------ > RSA(R) Conference 2012 > Save $700 by Nov 18 > Register now > http://p.sf.net/sfu/rsa-sfdev2dev1 > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users >
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