CR4420-50

Current Sensors Overview

The CR4420-50 is a bidirectional AC current sensor manufactured by CR Magnetics Inc., belonging to the CR4400 series. It features a transformer with conditioning for measuring alternating current, offering a sensing range of 50A. The device provides a ratiometric output signal ranging from 4mA to 20mA and operates on a 24V supply voltage with a maximum current consumption of 45mA. Designed for frequencies between 50Hz and 400kHz, it ensures high precision in industrial applications.

Current Sensors Feature Summary

• Bidirectional measurement capability for accurate AC current monitoring
• Integrated transformer with conditioning circuitry for stable signal processing
• Ratiometric 4-20mA DC output compatible with standard industrial control systems
• Supports DIN rail or panel mounting configurations

Current Sensors Applications

• Industrial power monitoring systems
• Motor control and protection circuits
• Energy management instrumentation
• Automated manufacturing equipment

Current Sensors Procurement Notes

Verify that the specific part number matches the required sensing current of 50A and the 4-20mA output configuration. Confirm compatibility with the 24VDC supply voltage and frequency range of 50Hz to 400kHz. Ensure the mounting style aligns with existing infrastructure requirements. Check for any specific environmental ratings if operating in extreme conditions.

Current Sensors Selection Notes

Select this model when precise bidirectional AC current measurement is required within a 50A range. Consider the 4-20mA output for long-distance transmission needs. Evaluate the 24VDC power requirement against available system supplies. Compare with other series members if different output types or sensing ranges are needed.

Current Sensors Part Context

This component is part of the CR4400 series of current transducers from CR Magnetics Inc. The series includes various models with different sensing currents and output types, designed for robust performance in demanding electrical environments. The CR4420-50 specifically addresses applications requiring higher current capacity with analog loop-powered output.

Current Sensors Replacement Considerations

CR4410S-50

Current Sensors FAQ

What is the output signal type of the CR4420-50?

The CR4420-50 provides a ratiometric 4mA to 20mA DC output signal.

Is the CR4420-50 suitable for bidirectional current measurement?

Yes, the device is explicitly designed as a bidirectional module for AC current sensing.