Safety relay (standalone), inputs: 1/2-channel wiring with/without detection of shorts across contacts, outputs: 2 safetyoutputs, 4 safe relay contacts, 1 auxiliary output in SC technology, automatic/monitored start, UB = 24 V DC, width: 45 mm, plug-in plug-in spring-loaded terminals, connection between several devices,monitoring of E-STOP, safety gates, feedback loop. 784192