Re: EMC modes

["Darrell" <dgehlsen-at-earthlink.net>]

Does this mean that you can not start a G41 positioning move
on a G00 move?
Darrell

----- Original Message -----
From: "Paul Corner" <paul.corner-at-tesco.net>
To: "Multiple recipients of list" <emc-at-nist.gov>
Sent: Wednesday, October 25, 2000 4:12 PM
Subject: Re: EMC modes


>
>
> Hi Jon
>
> On Mon, 23 Oct 2000, Jon Elson wrote:
> > >  One last question - Why does an active G41,G42 mode
trigger an error when a
> > > G00 move is encountered ?
> >
> > This isn't an absolutely clear error condition, but the
G41 and G42 modal
> > commands
> > indicate that after one move the tool should be in
contact with the workpiece
> > until
> > the move when a G40 is issued to end the cutter radius
compensation.
> > A G00 is a rapid move at whatever rate the machine is
capable of, and would
> > be assumed to never have the tool contacting the
workpiece.  So, it is not too
> > surprising that the interpreter would consider there to
be something wrong in
> > such a condition.
>
> I can see the sense in your reply - I must admit that I am
use to the Interact
> control - This thing allows tool offsets to be active
during the equivalent of
> a G00 move.
>
> Regards, Paul.
>
>