Quote Originally Posted by m_c View Post
The limits are mechanical, but all the home sensors are a NAMUR type. The current Denford guys have no idea why NAMUR output sensors were used. They would of made sense to somebody at the time, but they also used a very compact size, which are expensive to replace.

Chaz, what sensors do you use to home your machine?
Mine has normal plunge type mechanical ones. Normal electrical contacts, NC etc. Nothing fancy.