Safety relay (standalone), inputs: 1/2-channel wiring with/without detection of shorts across contacts, outputs: 3 N/O, 1 N/C,1 SC, automatic/ monitored start, UB = 24 V AC/DC, width: 45 mm, plug-in screw terminals, monitoring of E-STOP, safety gates Sidewards compatibility with PNOZ X3. 787314