I have a PMDX_125 + USB SS on my WIN-XP MACH3 CNC Router.? It's like walking up to my 1939 Delta Bandsaw and flicking the switch to cut something.
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I liked the PMDX_125 enough to buy a PMDX_126 for the CNC Mill conversion.? I did try the USB SS from the CNC router on it with WIN-XP. ?But ultimately an Ethernet MESA 7i92H with two parallel port outputs on LinuxCNC was cheaper than upgrading to WIN-10+MACH4+Ethernet SS.
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But if I were to have stayed with MACH I'd have picked up an Ethernet SS in a heartbeat.
From:[email protected] [mailto:[email protected]] On Behalf Of Paul Tegler via groups.io Sent: March-20-22 6:00 PM To:[email protected] Subject: Re: [MachCNC] Replace/upgrade parallel port driver with/to USB
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Ditto on the 126 and smoothstepper. Nearly 8 years and 1000+ runtime hours without a single hiccup? ... well besides those created by the operator? :-)
Still running Mach 3 on XP machines over ethernet. My CNC table as well as my mill/lathe 7:49 minute mark (PMDX126 board)?
ptegler
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On 3/20/2022 6:34 PM, Joe Andolina wrote:
Might be a little late to this thread, but I made the move and am super happy with the result. I went from a generic "Mach3" branded controller to a PMDX-126 with an Ethernet Smooth Stepper (ess). As part of the upgrade, I removed a lot of bits and bobs from the mill that were available on the PMDC board. Another bonus is that I was able to transition from Mach3 to Mach4. If you are thinking of making the move, clear your schedule and go for it!
I was about to give up until I got the Ethernet Smooth Stepper. There may be other ethernet devices now but I can find no fault with the ESS son that is what I would recommend for a new installation. I think I had a few questions when I got it and support was great.
On 3/19/2022 10:43 AM, Dan Mauch wrote:
The ESS is the Ethernet smooth stepper.? The Usb version is different while the ESS has been perfect on my big servo driven mill.
I tried one before getting the ESS. It worked really badly got all sorts of noise and false steps. That was probably because of the DC servomotor on the spindle. It makes tons of noise and even using a well shielded and grounded to the common ground cable it still was terrible.
On 3/19/2022 3:55 AM, Matt Harrington wrote:
You could consider using a UC100 adapter (parallel to USB) which is what I did when I changed my PC. I have had no issues with my old setup but don't be tempted with knock off versions at a low price as they don't seem to work (so I am told)