The IN 500-S from LEM is a Current Transducer with AC Input Current -800 to 800 A, Output Current 0.07 to 1.14 A, Supply Voltage -14.25 to 15.75 V, Accuracy 1.8E-05, Frequency 520 kHz. Tags: Screw Mount, AC Current Transducer, DC Current Transducer. More details for IN 500-S can be seen below.