Re: 10 amps to drive steppers

Dan Mauch wrote:

> From: "Dan Mauch" <dmauch@...>
>
> I used an A/C fan that comes on as soon as the power comes up. That way if
> the thermal switch should trip the fan continues to run. The only problem
> with this set up is that once it shuts down then when it cools off it starts
> running the axis again .

The thermal switches should be tied to an E-stop circuit, so it kills all
axes, and informs the CNC control that there is a problem. Much better
to stop all motion than have the other axes continue blindly on their
path, wrecking the workpiece, tool or even the machine itself!

Jon