On 22 January 2016 at 20:13, Jon Elson <[email protected]> wrote:
> Wire +24 to all clutch and brake coils. Wire -24 to the > common terminal on the relay. > Wire other ends of all coils to the individual relay > terminals. This could require some slight rewiring in the > machine. But, most likely, the coils don't care about > magnetic polarity, so you can wire them up either way. The problem is that I only have access to one end of each coil, the other end is the gearbox shafts/case. Through an eBay accident I do have two of the 24V supplies, so a -24V supply for the clutches and a +24V for the GPIO is an option. > Common + on the control inputs, so you need a sinking output > on the Mesa boards. And, it needs to be set up to go high > or open-circuit on E-stop so it doesn't engage the clutch > AND brake at the same time. Engaging everything at the same time might not be too bad. It will certainly stop the machine... -- atp If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ 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 [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
