I have inductive proximity switches.  Cause I'm that awesome.

Danny

---- Nicklas Karlsson <nicklas.karlsso...@gmail.com> wrote: 
> Electrical switches will eventully fail unless you use special switches which 
> fail in the correct dirction, you could make it run off the screw?
> 
> 
> On Wed, 8 Feb 2017 17:34:17 +0000
> <dan...@austin.rr.com> wrote:
> 
> > I don't have a physical stop on my Z axis, putting one in would be a PITA.  
> > The drive is exceptionally strong and it would be problematic to stop the 
> > axis that way.  If you're an idiot and jog it that way prior to homing, you 
> > can dismount the axis.
> > 
> > There is a homing switch at Z+.  It sounds desirable to halt + movement 
> > when that switch is tripped, AND not homed, AND not in the actual homing 
> > sequence.  But NOT stop - movement, otherwise you'd jog it upwards, get it 
> > stuck, and no way to jog down.
> > 
> > How difficult would it be to do that?
> > 
> > Danny
> > 
> > 
> > 
> > 
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