Connecting Cable Sim-K-4-Gd-2, 5-Pu for Sensors and Proximity Switches. Conforms to Standard= (* Core Colours and Connection Numbers to En 60947-5-2, * En 61076-2-104, * En 61984) , Cable Identification=Without Inscription Label Holder, Connection Frequency=100, Electrical Connection 1, Function=Field Device Side, Electrical Connection 1, Design=Round, Festo