CR4111S-150

Current Sensors Overview

The CR4111S-150 is a True RMS AC current transducer designed for measuring alternating currents up to 150 A. It features a solid core design and operates within a frequency range of 20 Hz to 5 kHz. The device provides high precision with an accuracy of ±0.5% and includes an RS485 output interface for digital communication. Powered by a 24 V supply, it consumes a maximum of 30 mA. The unit supports bidirectional current detection and offers a response time of 250 ms. It is engineered for reliable performance in industrial environments, operating between 0°C and 60°C.

Current Sensors Feature Summary

• True RMS measurement capability for accurate AC current monitoring
• Solid core construction eliminating the need for split-core installation
• Integrated RS485 digital output for direct system integration
• Bidirectional sensing for comprehensive current flow analysis

Current Sensors Applications

• Industrial power distribution monitoring systems
• Commercial building energy management solutions
• Precision current measurement in automated control panels

Current Sensors Procurement Notes

Verify the specific model suffix against official manufacturer documentation to ensure compatibility with required output interfaces and mounting configurations. Confirm that the 24 Vdc power supply requirements align with existing system infrastructure before procurement. Check for any regional certification requirements relevant to the intended deployment environment.

Current Sensors Selection Notes

Select this model when precise True RMS measurement of AC currents up to 150 A is required. Ensure the application environment falls within the specified 0°C to 60°C operating temperature range. Verify that the solid core design meets the physical conductor size constraints of the installation site.

Current Sensors Part Context

This component belongs to the CR4111S series of current transducers from CR Magnetics Inc. The series is characterized by high-precision AC current sensing using transformer-based technology. These devices are typically deployed in scenarios demanding reliable electrical isolation and accurate data transmission via digital protocols.

Current Sensors Replacement Considerations

Consult official substitution lists for compatible models within the CR4111S family. Verify pinout and communication protocol compatibility if replacing with variants offering different output types.