Re: [Emc-users] Grounding

2018-07-13 Thread Gene Heskett
On Friday 13 July 2018 01:48:57 Erik Christiansen wrote: > On 12.07.18 15:33, John Dammeyer wrote: > > So what happens when the equipment with the 24V supply is 30m long > > in multiple steel frames? There would be a bonding wire from frame > > to frame since you wouldn't want to bond one end to

Re: [Emc-users] 7i92 bitfile programming problem

2018-07-13 Thread Les Newell
Hi Peter, I think that means you have a old version of mesaflash I'm running a fairly recent Buildbot release and I built the latest Git version and still got the same error. Les -- Check out the vibrant tech commu

Re: [Emc-users] 7i92 bitfile programming problem

2018-07-13 Thread Les Newell
Looks like a must have messed up a path somewhere. Rebuilt mesaflash and it now works. Les On 13/07/2018 12:04, Les Newell wrote: Hi Peter, I think that means you have a old version of mesaflash I'm running a fairly recent Buildbot release and I built the latest Git version and still got

[Emc-users] Odd size Grub Screw

2018-07-13 Thread Bengt Sjölund
Hi, I have a friend who has an old machine and needs to get hold of grub/set screws UNF 9/16" with a length of 3/4" 20mm with hex or torx head. Have been poking around for a while and cannot find any supplier. Do you guys in UK have any secret supplier that can help out with this? 10-15 pcs w

Re: [Emc-users] Linuxcnc meeting Stuttgart, Germany 2018

2018-07-13 Thread Sven Wesley
Did this happen or will it happen? Would be nice to go to Stuttgart again! /S On Wed, May 2, 2018 at 6:41 PM andy pugh wrote: > On 2 May 2018 at 17:14, Nicklas Karlsson > wrote: > > I can't see the date, me be blind? > > At this point it is a survey to choose a date. > > -- > atp > "A motorc

Re: [Emc-users] Odd size Grub Screw

2018-07-13 Thread Gene Heskett
On Friday 13 July 2018 08:13:23 Bengt Sjölund wrote: > Hi, > > I have a friend who has an old machine and needs to get hold of > grub/set screws UNF 9/16" with a length of 3/4" 20mm with hex or torx > head. Have been poking around for a while and cannot find any > supplier. > > Do you guys in UK h

[Emc-users] Odd size Grub Screw

2018-07-13 Thread Roland Jollivet
I am not in the UK but have bought from these guys, they should have it; https://www.accu.co.uk/en/ On 13 July 2018 at 14:13, Bengt Sjölund wrote: > Hi, > > I have a friend who has an old machine and needs to get hold of grub/set > screws UNF 9/16" with a length of 3/4" 20mm with hex or torx

Re: [Emc-users] Linuxcnc meeting Stuttgart, Germany 2018

2018-07-13 Thread andy pugh
On 13 July 2018 at 14:14, Sven Wesley wrote: > Did this happen or will it happen? Would be nice to go to Stuttgart again! Next weekend. (the next weekend that is not this weekend, to save confusion) http://www.linuxcnc.org/2018/06/05/LinuxCNC-Meetup-in-Stuttgart/ -- atp "A motorcycle is a bicy

Re: [Emc-users] Odd size Grub Screw

2018-07-13 Thread andy pugh
On 13 July 2018 at 13:13, Bengt Sjölund wrote: > I have a friend who has an old machine and needs to get hold of grub/set > screws UNF 9/16" with a length of 3/4" 20mm with hex or torx head. > Have been poking around for a while and cannot find any supplier. https://www.allfix.co.uk/products/soc

Re: [Emc-users] Linuxcnc meeting Stuttgart, Germany 2018

2018-07-13 Thread Rene Hopf via Emc-users
> On 13. Jul 2018, at 15:14, Sven Wesley wrote: > > Did this happen or will it happen? Would be nice to go to Stuttgart again! it will happen, from 20-22 this month. > > /S > > > > On Wed, May 2, 2018 at 6:41 PM andy pugh wrote: > >> On 2 May 2018 at 17:14, Nicklas Karlsson >> wrote: >>

Re: [Emc-users] Grounding

2018-07-13 Thread Jon Elson
On 07/12/2018 02:12 PM, John Dammeyer wrote: Is it standard practice to connect the DC Servo and DC Instrumentation Bus to the machine frame ground which is connected to power line earth? Or is it more normal practice to keep the DC isolated from the 'earth' ground. The "DC Link" in a multi-

Re: [Emc-users] Grounding

2018-07-13 Thread Dave Cole
That is standard for 24 volt control panels.   I've done many of them and seen hundreds of them wired exactly that way. On 7/13/2018 1:49 AM, Roland Jollivet wrote: Definitely do not tie 0VDC to ground. It will often cause problems with the switching power supply. On 13 July 2018 at 04:55,

Re: [Emc-users] Grounding

2018-07-13 Thread Dave Cole
Each panel has its own star grounding setup, then panels are bonded between each other with a heavy cable. That's pretty much standard these days. I'm not making this stuff up.   That's how its done. When we are talking about "modules", I am talking about industrial steel control panels.  Som

Re: [Emc-users] Grounding

2018-07-13 Thread andy pugh
On 13 July 2018 at 16:52, Dave Cole wrote: > That's pretty much standard these days. > > I'm not making this stuff up. That's how its done. I think that there is still some confusion out there. I used to work for a company making specialist test equipment (brake dynos, motor / pump testers, th

Re: [Emc-users] 7i92 bitfile programming problem

2018-07-13 Thread Peter C. Wallace
On Fri, 13 Jul 2018, Les Newell wrote: Date: Fri, 13 Jul 2018 12:31:31 +0100 From: Les Newell Reply-To: "Enhanced Machine Controller (EMC)" To: "Enhanced Machine Controller (EMC)" Subject: Re: [Emc-users] 7i92 bitfile programming problem Looks like a must have messed up a path somewhere.

[Emc-users] Grounding

2018-07-13 Thread Roland Jollivet
> That's pretty much standard these days. > > I'm not making this stuff up. That's how its done. So which is it? Connect Gnd to 0VDC, or not? I've pulled apart quite a lot of industrial plotters, printers and I've Never seen 0VDC connected to Gnd. Same with robots, Injection moulding machines

Re: [Emc-users] Linuxcnc meeting Stuttgart, Germany 2018

2018-07-13 Thread Sven Wesley
Ah shoots, Maybe too tight. Will try to join, would be fun to meet everyone again! /S On Fri, Jul 13, 2018 at 5:02 PM Rene Hopf via Emc-users < emc-users@lists.sourceforge.net> wrote: > > > On 13. Jul 2018, at 15:14, Sven Wesley wrote: > > > > Did this happen or will it happen? Would be nice to

Re: [Emc-users] 7i92 bitfile programming problem

2018-07-13 Thread Sebastian Kuzminsky
On 13/07/2018 12:04, Les Newell wrote: > I'm running a fairly recent Buildbot release and I built the latest Git > version and still got the same error. The version of mesaflash available in the linuxcnc.org debian archive, 3.3.0~pre0+dfsg-0, should work fine with the 7i92. Note that mesaflash is

Re: [Emc-users] So, how's Ethernet?

2018-07-13 Thread Sven Wesley
Ok, friends. This is getting interesting (AKA I'm sort of lost). Once upon a time there was a beautiful tutorial about choosing the right setup with Mesa boards involved, but Internet is a living thing and that page is gone. My entire Mesa knowledge was based on that page... So, my retrofit is no

Re: [Emc-users] So, how's Ethernet?

2018-07-13 Thread andy pugh
On 13 July 2018 at 22:26, Sven Wesley wrote: > The easy way out would getting a Mesa 7i92 + 7i76 combo (no LPT) and some > step/dir servo drives. But I thought the nice thing with for example a 7i77 > board is that it handles all the loop back and I only need some simple > amplifier drivers to ru

Re: [Emc-users] So, how's Ethernet?

2018-07-13 Thread Peter C. Wallace
On Fri, 13 Jul 2018, Sven Wesley wrote: Date: Fri, 13 Jul 2018 23:26:19 +0200 From: Sven Wesley Reply-To: "Enhanced Machine Controller (EMC)" To: "Enhanced Machine Controller (EMC)" Subject: Re: [Emc-users] So, how's Ethernet? Ok, friends. This is getting interesting (AKA I'm sort of los

Re: [Emc-users] So, how's Ethernet?

2018-07-13 Thread andy pugh
On 14 July 2018 at 00:18, Peter C. Wallace wrote: > I believe you have the same advantages with the STMBL drives > > A basic step/dir drive would be easier to setup however... STMBL can do step/dir too. It's basically a servo drive with a HAL. You can freely combine motor types, feedback types

Re: [Emc-users] Grounding

2018-07-13 Thread Chris Albertson
On Fri, Jul 13, 2018 at 9:25 AM Roland Jollivet wrote: > > That's pretty much standard these days. > > I don't understand the desire to connect two lines together because they > 'seem' to be of the same magnitude. 0VDC is Not equal to Gnd > Many systems will have multiple 5V power lines, heavy,