RE: [CAD_CAM_EDM_DRO] Re: Spindle Interlocks

> From: vrsculptor [mailto:vrsculptor@...]
>
> <egroupscdh@W...> wrote:
> > What is the usual method of interlocking the spindle to be sure that

there

> > is no way that the spindle can start while I'm changing tools?
> >
> Chuck,
> Don't trust anything short of a relay. Use the break solinoid on to
> open a relay that denies power to the spindle.
>
> Roger

Hi Roger,

That's my intention for the E-Stop and Spindle Enable circuits - solid state
is nice but not when my body parts are involved :-)

Cheers,

Chuck Hackett
"Good judgment comes from experience, experience comes from bad judgment"
7.5" gauge Union Pacific Northern (4-8-4) 844
Railroad: Camp Creek Railroaders, Waverly, Nebraska, USA (3000', 7.5")
Home: Elkhorn, Nebraska (just west of Omaha)