857-451 Passive Isolator Data Sheet

This data sheet describes WAGO's 857-451 passive isolator, a 1-channel device that electrically isolates and filters standard 0(4)–20 mA analog signals while drawing power from the input circuit. It features 3-way electrical isolation with 2.5 kV test voltage, requires no additional supply voltage, and is designed for DIN-35 rail mounting with a 6 mm module width.