CR4120S-15

Current Sensors Overview

The CR4120S-15 is a split core true RMS AC current transducer designed for accurate measurement of non-sinusoidal waveforms. It features an input range of 0 to 15 A and provides a proportional 4 to 20 mA output signal. The device operates on a 24 VDC supply with ±10% tolerance and supports frequencies from 20 Hz to 5 kHz. It includes a 0 to 500 Ω load capability, ensuring reliable performance in industrial environments requiring precise current monitoring.

Current Sensors Feature Summary

• Split core design allows installation without breaking the conductor
• True RMS technology ensures accuracy for non-sinusoidal AC waveforms
• Standardized 4-20 mA output facilitates integration with control systems

Current Sensors Applications

• Industrial motor control cabinets
• Power distribution monitoring
• Non-sinusoidal current measurement systems

Current Sensors Procurement Notes

Verify that the specific part number matches the required input range and output specifications. Confirm supply voltage requirements align with the 24 VDC specification. Ensure the split core aperture size accommodates the target conductor diameter for proper installation and measurement accuracy.

Current Sensors Selection Notes

Select this model when measuring AC currents with complex waveforms where standard average-responding meters fail. The split core configuration is ideal for retrofitting existing circuits without disconnecting power. Consider the frequency range and load impedance limits to ensure compatibility with the downstream instrumentation.

Current Sensors Part Context

This component belongs to the CR4120S series of True RMS AC Current Transducers from CR Magnetics. The series is engineered for high-performance applications requiring reliability and precision. Variants within the series differ primarily by their specific input current ranges while maintaining consistent output and supply characteristics.

Current Sensors Replacement Considerations

Direct substitutes include other models within the CR4120S series with matching electrical parameters. Verify that any replacement maintains the same split core architecture and true RMS functionality to preserve system accuracy.