Any thoughts on using the serial connection on the UPS for sensing power down condition?
> On Nov 20, 2018, at 10:59 AM, Marius Liebenberg <mar...@mastercut.co.za> > wrote: > > The machine stops when the emergency button is pushed. The power to the > motors are cut and the programs stops at a line. The operator records that > line (or at least I do ) and then the job can be run from there or the > closest line that is not in a canned cycle or and incremental command. > Remember this is crisis recovery and not the norm. > > ------ Original Message ------ > From: "Thaddeus Waldner" <thadw...@gmail.com> > To: "Marius Liebenberg" <mar...@mastercut.co.za>; "Enhanced Machine > Controller (EMC)" <emc-users@lists.sourceforge.net> > Sent: 2018-11-20 18:50:26 > Subject: Re: [Emc-users] UPS on controller > >> I’m intrigued by the “record the line number and then shut down” part. Is >> this something that the user would do manually after noticing that the power >> was cut or is this somehow automated? >> >>> On Nov 20, 2018, at 10:10 AM, Marius Liebenberg <mar...@mastercut.co.za> >>> wrote: >>> >>> I agree with Andy. I put my controllers on a UPS and then have a signal >>> that is wired through a drop-out relay that is also connected to the >>> emergency stop switch. So when the power fails the machine is stopped and >>> you can record line numbers at least and then shut down. >>> >>> ------ Original Message ------ >>> From: "andy pugh" <bodge...@gmail.com> >>> To: "Enhanced Machine Controller (EMC)" <emc-users@lists.sourceforge.net> >>> Sent: 2018-11-20 17:14:59 >>> Subject: Re: [Emc-users] UPS on controller >>> >>>> On Tue, 20 Nov 2018 at 15:10, Thaddeus Waldner <span> wrote: >>>> >>>>> My question is, *should* a controller such as this have an >>>>> uninterruptible power supply? If so, what parts of the machine are >>>>> normally served by a UPS? >>>> >>>> I doubt that it is common to attempt to machine on standby power, but >>>> I can see good reasons to try to keep the controller alive to perform >>>> a controlled axis/spindle stop and graceful shutdown (including >>>> writing to the log files, tool-table etc) >>>> >>>> -- >>>> atp >>>> "A motorcycle is a bicycle with a pandemonium attachment and is >>>> designed for the especial use of mechanical geniuses, daredevils and >>>> lunatics." >>>> — George Fitch, Atlanta Constitution Newspaper, 1916</span> >>>> >>>> >>>> _______________________________________________ >>>> 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 >> > _______________________________________________ > 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
