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by martyscncgarage
Fri Aug 11, 2017 10:56 pm
Forum: Centroid Acorn CNC Controller
Topic: CENTROID CNC Control User Training Videos
Replies: 0
Views: 2470

CENTROID CNC Control User Training Videos

Take the time while you are waiting on your Acorn to watch these two videos: Let's call this one Centroid Software Basic Training, Keith also covers Intercon, the conversational programming in the software: https://youtu.be/mA41pUyONJM Tool setup on a knee mill: https://youtu.be/iJcq_G8yRdc Marty
by martyscncgarage
Fri Aug 11, 2017 10:45 pm
Forum: Centroid Acorn CNC Controller
Topic: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring
Replies: 34
Views: 19411

Re: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring

Hello all! This thread is a little scary....scary in a good way! It's so nice to see a user 's question responded to quickly & clearly by really smart & experienced fellows. It just so happens that my Acorn (should be here Tuesday) will be used with DM542 drivers and now I have a nice clear...
by martyscncgarage
Fri Aug 11, 2017 4:55 pm
Forum: Centroid Acorn CNC Controller
Topic: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring
Replies: 34
Views: 19411

Re: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring

Chuck is playing it safe. I think the dropping resistors would work..your mileage may vary. :D You can buy this Meanwell Power supply that has both +24VDC adn +5VDC if you wanted (cheap too!): http://www.jameco.com/webapp/wcs/stores/servlet/Product_10001_10001_323380_-1?CID=PDF Still need large 24VD...
by martyscncgarage
Fri Aug 11, 2017 11:40 am
Forum: Centroid Acorn CNC Controller
Topic: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring
Replies: 34
Views: 19411

Re: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring

Yup. Rather get it squared away here then let the magic smoke out. Best of all, other users can read about it and learn from it. That's why this forum exists! I have a drive coming in today, and another Acorn in the next day or so. I will do a video on connecting it up. My driver hooks up just like ...
by martyscncgarage
Fri Aug 11, 2017 11:33 am
Forum: Centroid Acorn CNC Controller
Topic: Show off your Acorn setup
Replies: 5
Views: 3437

Re: Show off your Acorn setup

ABOSLUTELY!
Share your progress and outcome and by all means ask any questions.
I'll be curious to know how it works out with the knee as your Z axis.
Looking good so far!
Marty
by martyscncgarage
Fri Aug 11, 2017 11:19 am
Forum: Centroid Acorn CNC Controller
Topic: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring
Replies: 34
Views: 19411

Re: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring

Good Morning Folks, Is this how the stepper driver should be interfaced with the Acorn? Orin Hi Orin, You have two power supplies, One is the stepper motor power supply, supplies voltage to the stepper motor The other is the logic power supply. You can use the 24VDC power supply that comes with Aco...
by martyscncgarage
Fri Aug 11, 2017 11:08 am
Forum: Centroid Acorn CNC Controller
Topic: Acorn CNC Conversion of Precision Matthews PM-727
Replies: 4
Views: 4249

Re: Acorn CNC Conversion of Precision Matthews PM-727

762x51 wrote: Fri Aug 11, 2017 11:03 am Just looked at the photos of your conversion and you really did a nice job. :!:

I second that! Nice work!
Marty
by martyscncgarage
Fri Aug 11, 2017 11:08 am
Forum: Success Stories
Topic: Acorn CNC Conversion of Precision Matthews PM-727
Replies: 4
Views: 3276

Re: Acorn CNC Conversion of Precision Matthews PM-727

762x51 wrote: Fri Aug 11, 2017 11:03 am Just looked at the photos of your conversion and you really did a nice job. :!:

I second that! Nice work!
Marty
by martyscncgarage
Thu Aug 10, 2017 11:20 pm
Forum: Centroid Acorn CNC Controller
Topic: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring
Replies: 34
Views: 19411

Re: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring

Hi Orin,
While we are waiting for Centroid staff to chime in, check the info out on the bottom of page 3 of the Acorn Spec manual:
http://www.centroidcnc.com/centroid_diy ... manual.pdf

Marty
by martyscncgarage
Thu Aug 10, 2017 8:31 pm
Forum: Centroid Acorn CNC Controller
Topic: Techno-Isel CPM 3020 router retrofit Limit, E-Stop & Stepper Wiring
Replies: 34
Views: 19411

Re: Techno-Isel CMP 3020 router retrofit Limit, E-Stop & Stepper Wiring

Attached is my final drawing of the axis wiring diagram. If anyone sees an error then please let me know. All axis have both a +/- limit switch so I'm wiring them as shown until I have time to breakout the limit switches common and then I'll only use 3 of the inputs for the home limits and series t...