Re: EMC modes

[Paul Corner <paul.corner-at-tesco.net>]

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.