Safety relay (standalone), inputs: 1/2-channel wiring with/without detection of shorts across contacts, outputs: 3 N/O, 2 N/C,2 SC, automatic/ monitored start, UB = 110 V AC, width: 45 mm, plug-in spring-loaded terminals, monitoring of E-STOP, safety gates. This product has been discontinued. The following products are fully compatible in function: 750134 751134 However, it should be checked for the respective application whether all necessary framework conditions and parameters are also fulfilled for the intended use.