CR4111S-100

Current Sensors Overview

The CR4111S-100 is a single-channel AC current sensor from the CR4100 series, manufactured by CR Magnetics Inc. It utilizes an adjustable transformer with conditioning for RMS current measurement. The device supports a detection range of 100A and operates within a frequency band of 20Hz to 5kHz. Key electrical specifications include ±0.5% accuracy, a 250ms response time, and bidirectional polarization. It requires a 24V supply voltage with a maximum current draw of 30mA. The module features RS485 output and is designed for DIN rail or panel installation.

Current Sensors Feature Summary

• Provides precise RMS current measurement using an adjustable transformer technology
• Features integrated signal conditioning for direct interface compatibility
• Supports bidirectional current flow monitoring capabilities
• Delivers digital communication via RS485 output protocol

Current Sensors Applications

• Industrial power distribution monitoring systems
• Commercial building energy management solutions
• AC motor drive current feedback loops
• Electrical safety and circuit protection devices

Current Sensors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct configuration. Confirm that the required supply voltage matches the 24VDC specification. Check environmental ratings for operating temperature ranges between 0°C and 60°C. Ensure the installation method aligns with DIN rail or panel mounting requirements. Validate communication protocol settings for RS485 integration before purchase.

Current Sensors Selection Notes

Select this model when high accuracy is required for AC current monitoring in industrial environments. The 100A rating suits medium-power applications. Consider the bidirectional capability if reverse current flow must be detected. The RS485 interface facilitates easy integration into existing digital control networks. Verify that the frequency range covers the operational spectrum of the monitored load.

Current Sensors Part Context

This component belongs to the CR4100 series of current sensors, which are designed for robust performance in demanding electrical environments. The series emphasizes reliability and precision for both commercial and industrial use cases. Similar models in the lineup vary primarily by current rating and output type, maintaining consistent form factors and mounting styles across the product family.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult the manufacturer directly for cross-reference information. Ensure any replacement maintains identical electrical parameters and mechanical dimensions. Verify compatibility with existing control system interfaces before substitution.