Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Rafael Skodlar
On 05/22/2012 02:21 AM, andy pugh wrote: On 22 May 2012 07:53, Rafael Skodlarra...@linwin.com wrote: Using Cat-5 was a surprise to me as it's a bit stiff unless each wire is made of even smaller wires, not common in general use. There is solid stranded for fixed installation and stranded

Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Viesturs Lācis
2012/5/22 gene heskett ghesk...@wdtv.com: On Tuesday, May 22, 2012 04:36:53 PM Jon Elson did opine: For one thing, shielded Cat-5 cable is rare. In fact, I have never seen such a beast myself Jon. I used them in my last machine - shielded multistrand CAT5 cable. The price was much higher

Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Dave
On 5/23/2012 2:00 AM, Rafael Skodlar wrote: On 05/22/2012 02:21 AM, andy pugh wrote: On 22 May 2012 07:53, Rafael Skodlarra...@linwin.com wrote: Using Cat-5 was a surprise to me as it's a bit stiff unless each wire is made of even smaller wires, not common in general use.

Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Erik Christiansen
On 23.05.12 09:55, Dave wrote: I must admit that I have a strand of regular Cat 5 solid cable that runs through the air between my house and garage/shop about 20 feet.. It was meant to be a temporary fix - 10+ years ago. It has survived ice, snow, wind, some tree branches bouncing on it and

Re: [Emc-users] Power and data cables for CNC

2012-05-22 Thread Rafael Skodlar
On 05/21/2012 09:15 AM, Jon Elson wrote: Rafael Skodlar wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how

Re: [Emc-users] Power and data cables for CNC

2012-05-22 Thread andy pugh
On 22 May 2012 07:53, Rafael Skodlar ra...@linwin.com wrote: Using Cat-5 was a surprise to me as it's a bit stiff unless each wire is made of even smaller wires, not common in general use. There is solid stranded for fixed installation and stranded for patch cables.

Re: [Emc-users] Power and data cables for CNC

2012-05-22 Thread gene heskett
On Tuesday, May 22, 2012 05:25:01 AM Rafael Skodlar did opine: On 05/21/2012 09:15 AM, Jon Elson wrote: Rafael Skodlar wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in

Re: [Emc-users] Power and data cables for CNC

2012-05-22 Thread Jon Elson
Rafael Skodlar wrote: Thank you very much for detailed advice to all of you that responded to my question. I received enough material to spend a few evenings doing my homework. It's much easier to start knowing what others have tried and what works in different circumstances. Using

Re: [Emc-users] Power and data cables for CNC

2012-05-22 Thread Dave
On 5/22/2012 12:07 PM, Jon Elson wrote: Rafael Skodlar wrote: Thank you very much for detailed advice to all of you that responded to my question. I received enough material to spend a few evenings doing my homework. It's much easier to start knowing what others have tried and what

Re: [Emc-users] Power and data cables for CNC

2012-05-22 Thread gene heskett
On Tuesday, May 22, 2012 04:36:53 PM Jon Elson did opine: Rafael Skodlar wrote: Thank you very much for detailed advice to all of you that responded to my question. I received enough material to spend a few evenings doing my homework. It's much easier to start knowing what others have

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread Viesturs Lācis
2012/5/21 Steve Blackmore st...@pilotltd.net: CAT5 patch cables do break down with constant flexing - I've changed plenty of it :) Are CAT5 patch cables meant to be CAT5 cable with multi-strand core? -- Viesturs If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread gene heskett
On Monday, May 21, 2012 05:20:52 AM Rafael Skodlar did opine: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread dave
On Sun, 20 May 2012 20:57:06 -0700 Rafael Skodlar ra...@linwin.com wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread Dave
On 5/20/2012 11:57 PM, Rafael Skodlar wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how many data

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread samco
we have used stranded shielded cat 5 with good results. sam On Mon, 21 May 2012 08:12:55 -0700 dave dengv...@charter.net wrote: On Sun, 20 May 2012 20:57:06 -0700 Rafael Skodlar ra...@linwin.com wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote:

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread Jon Elson
Rafael Skodlar wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how many data lines for sensors,

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread andy pugh
On 20 May 2012 17:40, Rafael Skodlar ra...@linwin.com wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? The size of the machine is not the most relevant thing, though a bigger machine will might need bigger power cables to keep the

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread Dave
On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how many data lines for sensors, encoders, motor control, etc. are needed in general. Is it preferable to

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread Mike Bennett
Note that data cables will need to be screened. I'm using twisted pair, (OK CAT5, because it was lying around) this is working for my home switches, but when I joined up the Z Y limit switches (I don't have enough inputs for one each) I could no longer turn the machine on. HAL scope

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread Jon Elson
andy pugh wrote: On 20 May 2012 17:40, Rafael Skodlar ra...@linwin.com wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? The size of the machine is not the most relevant thing, though a bigger machine will might need

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread Steve Blackmore
On Sun, 20 May 2012 15:09:06 -0500, you wrote: andy pugh wrote: On 20 May 2012 17:40, Rafael Skodlar ra...@linwin.com wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? The size of the machine is not the most relevant

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread Rafael Skodlar
On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how many data lines for sensors, encoders, motor control, etc. are

Re: [Emc-users] Power and data cables for CNC

2012-05-20 Thread Mike Bennett
Rafael The wires you need will depend on what motors you are using, the arrangement of limit/home switches and if encoders are being used. Once you know these things you can choose the cable. For example I have built a machine of similar size to yours. It's driven by three 3.1Nm steppers