SIEMENS SIRIUS, central unit 3RK3 Basic for modular safety system 3RK3 4/8 F-DI, 1F-RO, 1 F-DO, 24 V DC configurable using software Safety ES 45 mm width screw terminal up to SIL 3 (IEC 61508) up to Performance Level E (ISO 13849-1)
SIEMENS position switch plastic enclosure 40 mm according to EN 50041 device connection 1x (M20 x 1.5) 1 NO/2 NC quick action contacts with M12 plug, 4-pole 2 NC connected pin assignment: Pin1=21, Pin2=22 Pin3=31, Pin4=32 max. 250 V and 4 A
