CR4120-25

Current Sensors Overview

The CR4120-25 is a True RMS AC current transducer designed for accurate measurement of non-sinusoidal waveforms. It features a 25A input range and provides a 4-20 mADC output signal. The device operates on a 24V supply with a frequency range of 20 Hz to 5 kHz. Accuracy is rated at ±0.5%. It supports panel mounting and is suitable for phase-fired control systems.

Current Sensors Feature Summary

• True RMS measurement capability for non-sinusoidal AC currents
• Ratiometric 4-20 mADC output signal
• High precision accuracy for chopped wave applications

Current Sensors Applications

• Phase fired controlled heaters
• Quickly varying motor loads
• Chopped wave form drivers
• Harmonic current monitoring

Current Sensors Procurement Notes

Verify the specific model suffix against official documentation to confirm the exact input range and output configuration. Ensure the application environment matches the specified operating temperature and voltage requirements. Confirm availability status as distribution channels may vary. Cross-reference the datasheet for regulatory compliance details such as UL and IEC standards before finalizing procurement.

Current Sensors Selection Notes

Select this component when measuring AC currents with distorted or non-sinusoidal waveforms where standard average-responding meters are inaccurate. The True RMS technology ensures precise readings in phase-fired control systems. Verify that the required output signal matches the 4-20 mADC specification and that the 24V power supply is compatible with the system design.

Current Sensors Part Context

This part belongs to the CR4100 Series of True RMS Current Transducers and Transmitters by CR Magnetics. The series is engineered for industrial energy monitoring, providing high-precision solutions for complex AC current measurements. It complements other models in the lineup offering different input ranges and output options for diverse monitoring needs.

Current Sensors Replacement Considerations

Consult official substitution lists for equivalent True RMS AC current transducers with matching 25A input and 4-20 mADC output specifications. Verify pin compatibility and mounting dimensions before replacing.