Prevent falling function   The normally closed contact module has the monitoring function. The contact module accidentally falls off, and the signal is forced todisconnect

Optional combination of contact module    Five kinds of contact model optional solution, save your time and cost 

One-click installation function   Contact module terminal platform installation is quick, convenient forengineers wiring installation

High level of safety   Authority certification, with high reliability and safety

The protective cover protects the emergency stop button to extend the service life