Il giorno mer, 15/08/2012 alle 07.15 -0500, Stuart Stevenson ha scritto: > Guys > > let's look at this a little bit > > You want to keep the slide from attempting to move while the brake is > engaged. > > Is that the desired machine action? > > If you do not physically mount a switch to the brake how does the control > know the brake is engaged or not? > > Even if you find a software solution to the control problem the control > will still not 'KNOW' if the brake is engaged or not. > > With a switch mounted on the brake the speed of the engage/disengage cycle > is not important to the machine/control loop. > > just my 2 cents > > thanks > Stuart > ..and maybe a simple mid-way-solution can be a relay in parallel with the brake, so that you'll have a signal when the current phisically goes to the brake (assuming you're using a normally engaged brake (no-current)..)
Davide. -- Se non puoi aggiustare una cosa, non è tua. If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
