CR4220S-50

Current Sensors Overview

The CR4220S-50 is a bidirectional AC current sensor module from CR Magnetics Inc., designed for precise monitoring of alternating currents. It features a 50A primary rating and operates within a frequency range of 50Hz to 400Hz. The device provides a calibrated DC output proportional to the average RMS input current, utilizing a transformer with integrated conditioning circuitry. Key electrical specifications include an accuracy of ±0.5%, a supply voltage of 24V, and a response time of 250ms. It functions within an operating temperature range of 0°C to 60°C and supports lead-free/RoHS compliance.

Current Sensors Feature Summary

• Provides calibrated DC output proportional to average RMS AC input current
• Integrates transformer technology with internal signal conditioning
• Supports bidirectional current measurement capabilities
• Designed for remote monitoring applications in industrial settings

Current Sensors Applications

• Remote current detection systems
• Motor fault monitoring
• Heating element monitoring
• Lighting element monitoring

Current Sensors Procurement Notes

Verify that the specific part number matches the required 50A rating and 50Hz-400Hz frequency range. Confirm compatibility with 24V supply requirements and ensure the bidirectional functionality aligns with system design needs. Check for RoHS compliance status if environmental regulations apply. Validate that the 250ms response time meets application speed constraints before finalizing procurement decisions.

Current Sensors Selection Notes

Select this model when precise average RMS current monitoring is required for AC signals between 50Hz and 400Hz. The ±0.5% accuracy makes it suitable for applications demanding high fidelity in current data. Consider the 250ms response time for dynamic load conditions. Ensure the 24V supply voltage is available in the target environment. The bidirectional feature is essential for systems requiring reverse current detection.

Current Sensors Part Context

This component belongs to the CR4220S series of AC current transducers and sensors manufactured by CR Magnetics Inc. The series offers various current ratings from 10A to 6000A, providing scalable solutions for different industrial monitoring needs. The CR4220S-50 specifically addresses the 50A requirement within this product line, maintaining consistent interface and performance characteristics across the family.

Current Sensors Replacement Considerations

Consult official CR Magnetics documentation for direct substitutes within the CR4220S series. Verify that any replacement maintains the 50A rating, 50Hz-400Hz frequency range, and ±0.5% accuracy. Ensure compatibility with existing 24V supply infrastructure and bidirectional measurement requirements before swapping components.