WAGO Jumpflex Series Current Measuring Transducer Current Input Digital Relay Output 24V DC Supply 2857-550

WAGO 2857-550 Jumpflex Series Current Measuring Transducer is a precision instrument designed for industrial and automation applications requiring accurate current measurement of AC and DC signals. It converts these currents into standardized analog outputs while providing digital relay signaling capabilities.

This current signal conditioner supports a broad input range from -100 to 100 A DC and 500 mA to 100 A AC, making it versatile for various electrical control and monitoring tasks. Its output options include ±10 V or ±20 mA analog signals, along with a relay output featuring a changeover contact to signal threshold events.

The transducer ensures safe operation with a robust 4 kV isolation barrier, complying with EN 61140 and other industrial safety standards. It is powered by a 24 V DC supply and mounts conveniently on DIN rails, simplifying installation in control panels and automation assemblies.

With push-in terminals and an IP20 rated enclosure, the device balances ease of use with reliable protection. It performs optimally within a wide ambient operating temperature range of -40°C to 70°C, suitable for demanding industrial environments.

Standards compliance, including EN 61010-1, EN 61000-6-4, EN 50121-3-2, CE, and EN 61326-2-3, reflect its quality and electromagnetic compatibility for industrial automation and electrical applications.

Measures DC currents from -100 A to 100 A and AC currents from 500 mA to 100 A. Dual output with analog (±10 V, ±20 mA) and relay changeover contact. Safe three-way isolation with 4 kV test voltage per EN 61140. Operating voltage 24 V DC with DIN rail mount installation.

Push-in terminal type for quick and secure connections. Wide operating temperature range from -40°C to 70°C. IP20 protection rating suitable for electrical installations. Conforms to multiple European standards and CE certification.

This WAGO current measuring transducer is ideal for use in industrial automation, electrical control panels, signal conditioning in manufacturing, energy metering, and process control systems. Its reliable performance in harsh environments makes it suitable for HVAC, power distribution, and safety signal applications.

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