SIRIUS, Central unit 3RK3 Advanced for modular Safety system 3RK3 4/8 F-DI,1F-RO,1 F-DO,24 V DC Monitoring of ASI slaves Control of 12 safe outputs on AS-Interface bus parameterizable using software Safety ES 45 mm width screw terminal Up to SIL3 (IEC 61508) Up to Performance Level E (ISO 13849-1) 9 extension modules connectable
