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Wago Interface Relay, 94mm Height, Push-In Cage Clamp Terminals - 857 Series - 857-304 This Wago interface relay offers a dependable way to connect your PLC or control system with an external device. It's designed for mounting on a DIN rail, making installation a breeze. A yellow LED indicator provides visual status feedback for troubleshooting in a flash. Push-in cage clamp terminals let you connect your wires securely. To accommodate different industrial load requirements, this versatile piece of kit allows smooth switching between positions. Features & Benefits • Broad operating temperature range between -40°C and +60°C for use in extreme conditions• IP20 rating means it's finger-safe and protected against tools and wires larger than 12mm Applications • Industrial automation• Control systems• Lighting networks What's the purpose of an interface relay? An interface relay electrically isolates sensitive control circuits from higher-power loads. It enables a low-power signal from the PLC or control system to switch higher currents and voltages required for industrial devices. How long will the relay last? This product has a lifespan of 50,000 electrical operations and five million mechanical operations, giving you long-term performance.
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