The 30001101 from EKS is a Shielded Fiber Optic Converter with Fiber Length 1 m, Fiber Optic Range 50 m, Input Voltage 0 to 10 V (Analog), Output Voltage Level 0 to 10 V (Analog), Supply Voltage 12 to 30 V. More details for 30001101 can be seen below.