This Xpsak Safety Module Monitors Emergency Shutdown Pushbuttons, Limit Switches, Light Curtains And Safety Mats/Edges. It Meets The Requirements Of Performance Level Pl E/Category 4 Conforming To Standard En/Iso 13849-1 And Silcl3 Conforming To En/Iec 61508 And En/Iec 62061. It Can Be Used For Monitoring Emergency Stop Circuits Conforming To Standards En/Iso 13850 And En/Iec 60204-1. It Can Also Be Used For Electrical Monitoring Of Switches Activated By Protection Devices, With Optional Selection Of Synchronisation Time Between Signals, Monitoring Of 4-Wire Sensing Mats Or Edges. And Monitoring Of Type 4 Light Curtains Conforming To En/Iec 61496-1 Which Have Solid-State Safety Outputs With Test Function (Light Curtains Xusl). It Is Compatible With Emergency Push Buttons, Limit Switches, Safety Light Curtains And Safety Mats/Edges, The 4 Most Common Safety Sensors In The Industry. It Has Additional Solid-State Output For Communication With Plcs About Safety Status Of Your Process.