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by martyscncgarage
Tue Jan 18, 2022 6:39 pm
Forum: Centroid Acorn CNC Controller
Topic: Denford Mirac 8 position tool changer wiring
Replies: 73
Views: 13198

Re: Denford Mirac 8 position tool changer wiring

Agree. Though to use all 8 inputs you will need an Ether1616
COM= Acorn power supply COM
I think this may be fairly straight forward with the Gray logic Lathe ATC PLC
by martyscncgarage
Tue Jan 18, 2022 6:34 pm
Forum: Centroid Acorn CNC Controller
Topic: Cheap CNCPC that meets requirements: Lenovo Think Center M93P and HP G3
Replies: 53
Views: 76665

Re: Lenovo Think Center M92P for Acorn <updated model M93P>

They are good computers, M92P is long in the tooth. They run Win10 fine. M93's are a little newer.
Be aware though, Windows 10 going on life support. WE only have a few more years before Windows 11...and it has hardware requirements.
by martyscncgarage
Tue Jan 18, 2022 6:34 pm
Forum: Acorn CNC Tech Tips Knowledge Base, Look Here! before posting
Topic: Cheap CNCPC that meets requirements: Lenovo Think Center M92P for Acorn <updated model M93P>
Replies: 8
Views: 12118

Re: Lenovo Think Center M92P for Acorn <updated model M93P>

They are good computers, M92P is long in the tooth. They run Win10 fine. M93's are a little newer.
Be aware though, Windows 10 going on life support. WE only have a few more years before Windows 11...and it has hardware requirements.
by martyscncgarage
Tue Jan 18, 2022 10:56 am
Forum: Centroid Acorn CNC Controller
Topic: Denford Mirac 8 position tool changer wiring
Replies: 73
Views: 13198

Re: Denford Mirac 8 position tool changer wiring

In looking at that picture of the switch, and comparing colors, they all jibe. I also see the grey wire in that picture. I don't think you will need the diode board. The Grey (COMmon) wire would go to Acorn power supply COM. You just need to take your cover off and validate that the picture below ma...
by martyscncgarage
Tue Jan 18, 2022 10:51 am
Forum: Centroid Acorn CNC Controller
Topic: Denford Mirac 8 position tool changer wiring
Replies: 73
Views: 13198

Re: Denford Mirac 8 position tool changer wiring

Oh, try not to take remove the switch. It is likely calibrated to the tool changer already (unless someone previous to you removed it before. Look for any witness or alignment marks)
by martyscncgarage
Tue Jan 18, 2022 10:32 am
Forum: Centroid Acorn CNC Controller
Topic: Denford Mirac 8 position tool changer wiring
Replies: 73
Views: 13198

Re: Denford Mirac 8 position tool changer wiring

Take your cover off and take some detailed pictures of your turret wiring for us.
Carefully count the number of wires on the switch. Is there 8 or 9. Schematics say 9 with the GREY being the COMmon
You have to dig into your turret.

Marty
by martyscncgarage
Tue Jan 18, 2022 10:29 am
Forum: Centroid Acorn CNC Controller
Topic: Denford Mirac 8 position tool changer wiring
Replies: 73
Views: 13198

Re: Denford Mirac 8 position tool changer wiring

This page on the Denford forum is interesting, i don't quite understand it all yet though. https://www.denfordata.com/bb/viewtopic.php?f=40&t=6062&p=24832&hilit=DM+08+turret#p24832 They seem to run a Grayhill 8 position switch (44A45-01-1-08N) That is enlightening. If you want to do thi...
by martyscncgarage
Tue Jan 18, 2022 10:20 am
Forum: Centroid Acorn CNC Controller
Topic: Motors are winding out on rapid moves
Replies: 17
Views: 3313

Re: Motors are winding out on rapid moves

Your steppers are not "Winding out" They are stalling . Unfortunately, you did not keep to ONE build thread. You have posts all over the place. Be very specific and tell us what make/model stepper motors you are using, and the stepper driver? I believe you are using the Sherline factory st...
by martyscncgarage
Tue Jan 18, 2022 12:54 am
Forum: Centroid Acorn CNC Controller
Topic: Wiring Confirmation
Replies: 36
Views: 6133

Re: Wiring Confirmation

tuffduck wrote: Tue Jan 18, 2022 12:23 am No I just want to use 1 contactor. Do I need to run 4 wire to output 1
Sketch what you are talking about. I think you need a small second relay for you C86ACCP no fault input
by martyscncgarage
Tue Jan 18, 2022 12:14 am
Forum: Centroid Acorn CNC Controller
Topic: Wiring Confirmation
Replies: 36
Views: 6133

Re: Wiring Confirmation

tuffduck wrote: Mon Jan 17, 2022 11:56 pm Can you open a PDF.
Yes.
Are your then using three phase servo drives?
If so add another contactor in parallel to your existing contactor....or is that what you were asking if you could do to begin with? 🤦‍♂️

Marty