Search found 4 matches

by Andre
Thu Feb 02, 2023 5:41 am
Forum: Centroid Acorn CNC Controller
Topic: Help wiring Minarik NGR Drive.
Replies: 0
Views: 846

Help wiring Minarik NGR Drive.

I’m in the process of converting a small milling milling machine too centroid. I’m using a minarik 4 quadrant drive with PCM isolation board for the 180vdc spindle motor. The speed is straight forward. But not sure how to wire the direction. The manual says short common to Dir terminal. So I assume ...
by Andre
Mon May 30, 2022 1:01 am
Forum: Centroid Acorn CNC Controller
Topic: Inside the Boxford 250PC lathe turret
Replies: 10
Views: 2084

Re: Inside the Boxford 250PC lathe turret

Aw man. I wish I had read this before I ordered some. I found another post that that had the model. But I didn't Know I needed ANOG I think the switch I ordered is BPOG
by Andre
Wed May 18, 2022 8:03 pm
Forum: Centroid Acorn CNC Controller
Topic: Inside the Boxford 250PC lathe turret
Replies: 10
Views: 2084

Re: Inside the Boxford 250PC lathe turret

The casting of the 240 turret looks identical. But has no cut out for any homing switch. I assume it was originally using the stepper a
As a motor using a time based logic. Hard to say I will search for some of those IMF proximty switches to add too the turret
by Andre
Wed May 11, 2022 6:58 pm
Forum: Centroid Acorn CNC Controller
Topic: Inside the Boxford 250PC lathe turret
Replies: 10
Views: 2084

Re: Inside the Boxford 250PC lathe turret

Thanks so much for this info. I would love to pick your brains on the macro. And more about the 250 generally. I am about to retrofit a boxford 240. The turret looks the same but has no homing switches what so ever as does the machine. How do the machine homing switches work ?