\n Safety relay SIL: 3, IEC 61508; Performance Level (PL): e, EN ISO 13849-1; Category: 4, EN ISO 13849; STOP category: 0, IEC\/EN 60204-1; Contacts (NO contact\/NC contact): 2 NO contacts \/ -; Connection: Screw terminal; Dimension: 22.5 mm x 99 mm x 114.5 mm; Ambient temperature, operation: -20 ... 55 °C; Certifications: c UL US, TÜV Rheinland; Functions: Cross circuit monitoring, Start\/restart interlock (RES), selectable, Time-delayed shutdown (STOP1), One- or two-channel operation; Restart: Automatic, Manual <\/div>\n <\/div>\n \n \n