Supplemented with 1, 2, 3, 4 isolated outputs for one input option.AC DC volt, AC DC current, milliamp, millivolt, RTD, Thermocouple, High bright 4 Led seven segments display. in dinrail housing.1.5 KV 3 Port Isolation. & 0.25% Accuracy of FSDDesign make as per requirements of IEC Standards & CE standards24VDC220VAC110VAC, 4 wire type isolation.