On Wed, 24 Jan 2018 19:06:26 -0500 Dave Cole <linuxcncro...@gmail.com> wrote:
> That is likely an unshielded prox switch. That means that the sensing > pattern is a blob that sits right at the base of the plastic tip, not > above it. > That means that they can also sense to the side of that plastic tip as > well. You need to be careful that you don't have any metal next to the > plastic tip. > > The prox switches which do not have a plasic tip, but where the plastic > tip is within the sides of the metal sensor tube are considered shielded > prox switches. They only sense above the tip and not to the side. > Their sense pattern looks like a short flame that comes out of the tube. > > I tend not to use unshielded proxes as they can trigger sometimes when > you don't expect it due to brackets nearby etc. > > Its amazing that they can sell those for just over $2 bucks.. Crazy cheap! > > Dave As an electronic engineer it is really hard to find somewhere to earn money. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
