CR4420S-5

Current Sensors Overview

The CR4420S-5 is a split-core average RMS AC current transducer manufactured by CR Magnetics Inc. It features a single channel with a detection range of 5A and provides a proportional DC output. The device operates on a 24V supply with a maximum current consumption of 45mA. It supports bidirectional measurement within a frequency range of 50Hz to 400Hz. The unit delivers a 4mA to 20mA output signal and maintains an accuracy of ±0.5%. Designed for DIN rail or panel mounting, it functions within an operating temperature range of 0°C to 60°C.

Current Sensors Feature Summary

• Split-core design allows installation without disconnecting primary conductors
• Provides calibrated DC output proportional to AC current input
• Bidirectional sensing capability for accurate current direction tracking
• Integrated conditioning circuitry ensures stable signal transmission

Current Sensors Applications

• Industrial automation control systems
• Power distribution monitoring panels
• Motor protection and management circuits
• Energy metering and utility infrastructure

Current Sensors Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm the exact output type and sensitivity parameters. Ensure that the procurement source provides valid RoHS compliance certificates and original manufacturer warranties. Cross-reference the part number with the latest datasheet revisions to confirm pinout compatibility and mounting specifications before finalizing orders.

Current Sensors Selection Notes

Select this component when a split-core solution is required for existing busbar installations where conductor disconnection is impractical. Choose this model for applications demanding high precision in AC current monitoring within standard industrial frequency ranges. Consider the 4mA to 20mA output compatibility with standard PLC inputs and industrial control interfaces. Evaluate the bidirectional feature necessity for systems requiring reverse power flow detection.

Current Sensors Part Context

This device belongs to the CR4420S series of average RMS AC current transducers from CR Magnetics Inc. The series is engineered to provide reliable calibration and linear response for AC current measurements. These transducers are designed to interface directly with external current transformers or primary conductors, offering a robust solution for industrial sensing applications requiring isolated and conditioned signals.

Current Sensors Replacement Considerations

Consult official manufacturer substitution guides for verified equivalent models within the CR4400 series. Confirm mechanical dimensions and terminal configurations match existing panel layouts. Verify electrical parameter alignment including supply voltage tolerance and output signal ranges before implementing any cross-replacement.