[Emc-users] Servo Balance

2011-02-11 Thread Doug
Hello, I am new to this site so forgive me if I do not understand everything. I have an old Knee vertical cnc Lagun mill that I install emc 2.4.6 with John's Pico Systems digital to analog. I have old west amp servo drives which I believe are called velocity drives due to they speed up with d

Re: [Emc-users] EMC2, Compensating for friction

2011-02-11 Thread cogoman
On 02/03/2011 02:49 PM, emc-users-requ...@lists.sourceforge.net wrote: > Les, I thought that friction is not at all proportional to speed? > > It is a value that only depends on the direction (sign) of speed, not on the > value of speed. > > Am I mistaken? If I remember properly, Tormach goes over

Re: [Emc-users] PC interface

2011-02-11 Thread Jon Elson
Marshland Engineering wrote: >> On the other hand if your servo drives require a +/- 10VDC analog input then >> it is hard to beat this combination in my opinion: a Pico >Systems PPMC >> motherboard with a DAC, ENC, and DIO running off of an Intel D510MO. >> I am delighted with mine. >> > >

Re: [Emc-users] PC interface

2011-02-11 Thread Marshland Engineering
>On the other hand if your servo drives require a +/- 10VDC analog input then >it is hard to beat this combination in my opinion: a Pico >Systems PPMC >motherboard with a DAC, ENC, and DIO running off of an Intel D510MO. >I am delighted with mine. The above looks like the way to go for me. I ha

Re: [Emc-users] Ethernet with EMC2

2011-02-11 Thread John L. Craddock
> -Original Message- > From: Viesturs Lacis [mailto:viesturs.la...@gmail.com] > Sent: 12 February 2011 04:41 > To: Enhanced Machine Controller (EMC) > Subject: Re: [Emc-users] Ethernet with EMC2 > > 2011/2/9 Frank Tkalcevic : > > If you're set on ethercat, you may want to look at an > eth

Re: [Emc-users] Ethernet with EMC2

2011-02-11 Thread Viesturs Lācis
2011/2/9 Frank Tkalcevic : > If you're set on ethercat, you may want to look at an ethercat module > like... I do not feel like being set on EtherCAT, I am interested in alternatives to LPT port. So I am anxiously waiting for some news from Mesa on this matter. Viesturs -

Re: [Emc-users] EMC magnets control?

2011-02-11 Thread Spiderdab
Il giorno mar, 08/02/2011 alle 02.45 -0700, a...@conceptmachinery.com ha scritto: > Hi > i want to ask about EMC and controlling magnets. > Can EMC control 5, 6, 8 magnets that will move metal part in 3d space? > Can something similar that on this video > http://hackaday.com/2010/09/14/robotic-eye-