Re: [Emc-users] 7i96 multi wire input

2020-12-17 Thread Sven Wesley
Den tors 17 dec. 2020 01:22Gene Heskett skrev: > On Wednesday 16 December 2020 17:42:58 Sven Wesley wrote: > > > Den tors 10 dec. 2020 kl 15:31 skrev Gene Heskett > : > > > But, I'll also state that my way is not the only way, There are > > > (N-1)! ways to do it where N is the number of inputs

Re: [Emc-users] 7i96 multi wire input

2020-12-16 Thread Gene Heskett
On Wednesday 16 December 2020 17:42:58 Sven Wesley wrote: > Den tors 10 dec. 2020 kl 15:31 skrev Gene Heskett : > > But, I'll also state that my way is not the only way, There are > > (N-1)! ways to do it where N is the number of inputs you need to > > smunch into one wire to stop LCNC, and ! is

Re: [Emc-users] 7i96 multi wire input

2020-12-16 Thread Sven Wesley
Den tors 10 dec. 2020 kl 15:31 skrev Gene Heskett : > But, I'll also state that my way is not the only way, There are (N-1)! > ways to do it where N is the number of inputs you need to smunch into > one wire to stop LCNC, and ! is the factorial symbol. And could be > expanded to handle more fault

Re: [Emc-users] 7i96 multi wire input

2020-12-10 Thread Gene Heskett
On Thursday 10 December 2020 07:50:23 Sven Wesley wrote: > Den ons 9 dec. 2020 kl 17:41 skrev Sven Wesley : > > Maybe my intentions have been unclear and now I'm a bit confused. > > The drives provide a high signal on one pin when they are working. > > If they fail the pin goes low. My initial

Re: [Emc-users] 7i96 multi wire input

2020-12-10 Thread Sven Wesley
Den tors 10 dec. 2020 kl 14:30 skrev andy pugh : > On Thu, 10 Dec 2020 at 12:52, Sven Wesley wrote: > > > All will ground if one fails and then all will fail. I mean, it would be > OK > > but less optimal. > > Can you definitely not afford one io per drive? > > I guess I can, I also guess I got

Re: [Emc-users] 7i96 multi wire input

2020-12-10 Thread andy pugh
On Thu, 10 Dec 2020 at 12:52, Sven Wesley wrote: > All will ground if one fails and then all will fail. I mean, it would be OK > but less optimal. Can you definitely not afford one io per drive? -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial

Re: [Emc-users] 7i96 multi wire input

2020-12-10 Thread Sven Wesley
Den ons 9 dec. 2020 kl 17:41 skrev Sven Wesley : > > Maybe my intentions have been unclear and now I'm a bit confused. The > drives provide a high signal on one pin when they are working. If they fail > the pin goes low. My initial thought was to connect all four pins to one > input on the 7i96

Re: [Emc-users] 7i96 multi wire input

2020-12-09 Thread Sven Wesley
Den ons 9 dec. 2020 kl 13:33 skrev Gene Heskett : > On Wednesday 09 December 2020 03:52:16 Sven Wesley wrote: > > > Den ons 9 dec. 2020 kl 02:27 skrev Gregg Eshelman via Emc-users < > > > > emc-users@lists.sourceforge.net>: > > > The way to wire an emergency stop circuit with 2 or more things

Re: [Emc-users] 7i96 multi wire input

2020-12-09 Thread Gene Heskett
On Wednesday 09 December 2020 03:52:16 Sven Wesley wrote: > Den ons 9 dec. 2020 kl 02:27 skrev Gregg Eshelman via Emc-users < > > emc-users@lists.sourceforge.net>: > > The way to wire an emergency stop circuit with 2 or more things that > > can trigger it, is to have it a normally closed circuit

Re: [Emc-users] 7i96 multi wire input

2020-12-09 Thread Sven Wesley
Den ons 9 dec. 2020 kl 02:27 skrev Gregg Eshelman via Emc-users < emc-users@lists.sourceforge.net>: > The way to wire an emergency stop circuit with 2 or more things that can > trigger it, is to have it a normally closed circuit and every stop switch, > mechanical or electronic, in series. > That

Re: [Emc-users] 7i96 multi wire input

2020-12-09 Thread Sven Wesley
Den ons 9 dec. 2020 kl 01:39 skrev Gene Heskett : > On Tuesday 08 December 2020 18:17:11 Sven Wesley wrote: > > > Am I totally off the chart if I wire all the drives' pin number 6 > > together and connect them to one of the inputs on the 7i96 and get it > > to stop the program with a big alert?

Re: [Emc-users] 7i96 multi wire input

2020-12-08 Thread Gregg Eshelman via Emc-users
The way to wire an emergency stop circuit with 2 or more things that can trigger it, is to have it a normally closed circuit and every stop switch, mechanical or electronic, in series. That way when anything triggers a stop it opens the circuit, the controller senses that and stops sending

Re: [Emc-users] 7i96 multi wire input

2020-12-08 Thread Gene Heskett
On Tuesday 08 December 2020 18:17:11 Sven Wesley wrote: > Friends, > > I am in the process of refreshing a CNC that has been running in > "temporary state" the last 12 years, time to give it an overhaul. I've > found the magic little piece we all call 7i96. It will do magic. > > The servo drives

Re: [Emc-users] 7i96 multi wire input

2020-12-08 Thread Peter C. Wallace
On Wed, 9 Dec 2020, Sven Wesley wrote: Date: Wed, 9 Dec 2020 00:53:25 +0100 From: Sven Wesley Reply-To: "Enhanced Machine Controller (EMC)" To: "Enhanced Machine Controller (EMC)" Subject: Re: [Emc-users] 7i96 multi wire input Den ons 9 dec. 2020 kl 00:37 sk

Re: [Emc-users] 7i96 multi wire input

2020-12-08 Thread John Dammeyer
That sounds a lot like the UHU_ESTOP circuit. I've attached a PDF of it. Maybe that will help. John > -Original Message- > From: Sven Wesley [mailto:svenne.d...@gmail.com] > Sent: December-08-20 3:17 PM > To: Enhanced Machine Controller (EMC) > Subject: [Emc-users]

Re: [Emc-users] 7i96 multi wire input

2020-12-08 Thread Sven Wesley
Den ons 9 dec. 2020 kl 00:37 skrev Peter C. Wallace : > On Wed, 9 Dec 2020, Sven Wesley wrote: > > > Date: Wed, 9 Dec 2020 00:17:11 +0100 > > Friends, > > > I am in the process of refreshing a CNC that has been running in > "temporary > > state" the last 12 years, time to give it an overhaul.

Re: [Emc-users] 7i96 multi wire input

2020-12-08 Thread Peter C. Wallace
On Wed, 9 Dec 2020, Sven Wesley wrote: Date: Wed, 9 Dec 2020 00:17:11 +0100 From: Sven Wesley Reply-To: "Enhanced Machine Controller (EMC)" To: "Enhanced Machine Controller (EMC)" Subject: [Emc-users] 7i96 multi wire input Friends, I am in the process of refreshing

[Emc-users] 7i96 multi wire input

2020-12-08 Thread Sven Wesley
Friends, I am in the process of refreshing a CNC that has been running in "temporary state" the last 12 years, time to give it an overhaul. I've found the magic little piece we all call 7i96. It will do magic. The servo drives have been running flawlessly and the plan is to keep them. They have