CR4120S-50

Current Sensors Overview

The CR4120S-50 is a solid core current transducer manufactured by CR Magnetics Inc., designed for high-performance AC current measurement. It features a transformer with conditioning module and provides a ratiometric output signal ranging from 4mA to 20mA. The device operates on a 24V supply voltage and supports bidirectional current sensing. With a maximum primary current rating of 50A, it utilizes a split-core design for easy installation around conductors. The unit is housed in a module package format suitable for industrial environments.

Current Sensors Feature Summary

• Designed for accurate measurement of non-sinusoidal AC current waveforms using True RMS technology
• Provides isolated bidirectional current sensing capability via a transformer-based conditioning module
• Delivers standard industrial ratiometric analog output signals compatible with PLCs and data acquisition systems

Current Sensors Applications

• Industrial power monitoring systems requiring precise AC current data
• Motor control applications involving variable frequency drives and non-linear loads
• Energy management solutions for tracking electrical consumption in commercial buildings

Current Sensors Procurement Notes

Verify the specific ordering suffix matches the required current range and output configuration. Confirm that the split-core design aligns with your conductor size requirements. Ensure the 24V supply specification is compatible with your existing control panel infrastructure before finalizing procurement orders.

Current Sensors Selection Notes

Select this model when measuring AC currents exceeding sinusoidal purity standards. The 50A rating suits moderate load monitoring tasks. Consider the split-core installation method if wiring modifications are not feasible. Verify compatibility with downstream 4-20mA input devices during system integration planning.

Current Sensors Part Context

This component belongs to the CR4120S series of True RMS current transducers from CR Magnetics. The series addresses challenges associated with distorted AC waveforms common in modern electronic loads. The CR4120S-50 variant specifically targets 50A applications within this family of high-accuracy sensing solutions.

Current Sensors Replacement Considerations

No public confirmed substitute part numbers are available in official documentation.