Here’s a pc of the external relay board. On Thu, May 14, 2020 at 8:15 PM Dan Henderson <luvtof...@gmail.com> wrote:
> I’ll do one better by attaching the Chinglish manual. Attached > Thanks Gene. > [image: Word Document] > New type V5 CNC_Interface_Board_LV2.doc > > <https://docs.google.com/file/d/1OrXTQqagTbbqc6apSssPUhvJ2ybSGbyW/edit?usp=docslist_api&filetype=msword> > > > On Thu, May 14, 2020 at 7:58 PM Gene Heskett <ghesk...@shentel.net> wrote: > >> On Thursday 14 May 2020 20:30:58 Dan Henderson wrote: >> >> > Hello everyone, I have a simple question for you. I’m testing the >> > ability to trip a simple 5v relay with an output pin from a 5 axis BOB >> > and don’t seem to be having any luck. I have motion-spindle-reverse >> > mapped to the output pin (04). Was expecting an M4 to go high on the >> > mapped pin and trigger the external relay. I have 5v+, 5v-, and pin 4 >> > wired to the relay input side. What have I done wrong here? >> >> Draw us a back of the envelope schematic. scan & post it. As a retired >> CET I can read that easier than this text. But bear in mind the logic >> output available is going to be quite a ways from enough current to >> reliably operate most 5 volt relays as they generally take more current >> than is available from a straight logic output to operate them. Most >> BoB's that have a relay, will also have the booster circuitry to operate >> that relay, but that might not be wired to pin4. So show us a schematic >> plz. >> > _______________________________________________ >> > 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) >> If we desire respect for the law, we must first make the law respectable. >> - Louis D. Brandeis >> 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 >> >
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