Re: [CAD_CAM_EDM_DRO] Steper motor wiring

Hi Robert,

Calculate a dropping resister to limit the current to the max rated for
the winding. You will probably see a little kick of a disconnected
shaft, but no ways movement.

Alan KM6VV

Robert Williams wrote:

> If I try to determine coil terminals by connecting 12v car battery (negitive) to a stepper terminal and touching other stepper terminals with the positive, WILL I HARM THE MOTOR?? If not what reaction should I look for when coils are energized?? Motor shaft is connected to X axis... will the axis move??
>
> Robert
>