DC motor controller/power supply

Thread Starter

Davrowbf

Joined Feb 15, 2025
77
Not sure if I am posting in the right place.
The attached photos are of a motor controller/power supply used to run a lathe to cut brake rotors in an automotive shop. It was controlled by a computer/device connected by a 15-pin game port cable and ran a half horsepower DC permanent magnet motor 24 volts DC, 20 Amps, 1800 rpm. The Lathe was upgrader with a larger controller and I was gifted this. I would like to use it in my woodworking shop but I have no idea how it is meant to be controlled. Joysick, computer maybe or a potentiometer. Someone may have some suggestions.
 

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wayneh

Joined Sep 9, 2010
18,153
I would like to use it in my woodworking shop...
For what purpose?

I think you'll need to research that black box with the connectors. Find out who made it, the model and serial number, everything you can find. That should reveal a lot of information on what those connectors are for. The black and red connectors (that look like battery cables): Do those fit the power poles on that motor?
 

MaxHeadRoom

Joined Jul 18, 2013
30,797
As @wayneh says, The first thing I would do is take the "lid" off of the box and see some idea as to what the input/output components look like.
Was it hooked up to anything that appeared to be a PC or just a power supply?
 

Thread Starter

Davrowbf

Joined Feb 15, 2025
77
For what purpose?

I think you'll need to research that black box with the connectors. Find out who made it, the model and serial number, everything you can find. That should reveal a lot of information on what those connectors are for. The black and red connectors (that look like battery cables): Do those fit the power poles on that motor?
The cables (red and black) connects to the motor. The motor and the pannel belong togather
 

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MaxHeadRoom

Joined Jul 18, 2013
30,797
The system was defined as a unique system that would have had a number of both sensor inputs and as well as the neccesary system outputs, at least that is what I what I would expect, and to use it without mods, you would need to know them.
Then there would be the assesment of what and how to incorporate it into your application.
S0 again, a certain amount of reverse-engineering is needed.
 
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