CR5210-20

Current Sensors Overview

The CR5210-20 is a DC current transducer from the Series 52 by CR Magnetics Inc. It utilizes closed-loop Hall effect technology with a solid core design for single-element applications. The device accepts an input current range of ±0 to 20 A DC and provides a proportional ±5 VDC output signal. It operates on a 24 VDC supply voltage (±10%) with a maximum supply current of 40 mA. Key electrical specifications include a response time of 250 ms, an accuracy of ±1%, and a minimum output load impedance of 2 kΩ. The unit functions within an operating temperature range of 0°C to 50°C.

Current Sensors Feature Summary

• Closed-loop Hall effect sensor technology ensures high precision and linearity for direct current monitoring.
• Solid core construction allows for non-invasive installation around conductors without breaking the circuit.
• Unidirectional operation designed specifically for DC frequency applications.

Current Sensors Applications

• Direct current monitoring in power electronics systems
• Industrial automation control loops requiring precise current feedback
• Battery management and charging station current sensing

Current Sensors Procurement Notes

Verify that the specific part number matches the required input range and output polarity. Confirm supply voltage requirements align with the 24 VDC specification. Ensure the application environment stays within the 0°C to 50°C operating temperature limits. Check mechanical dimensions against available mounting space. Validate that the solid core aperture size accommodates the target conductor diameter.

Current Sensors Selection Notes

Select this model when a unidirectional DC current measurement up to 20 A is required. The ±5 VDC output interface is suitable for standard analog inputs. Consider the 250 ms response time for dynamic performance requirements. The solid core design simplifies integration compared to split-core alternatives. Verify that the 2 kΩ minimum load requirement is met by the receiving circuitry.

Current Sensors Part Context

This component belongs to the CR Magnetics Series 52 family of DC current transducers. The series offers various input ranges, including 2 A, 5 A, and 20 A variants. All models share similar closed-loop Hall effect architecture and 24 VDC supply characteristics. The CR5210-20 specifically addresses higher current monitoring needs within this standardized product line.

Current Sensors Replacement Considerations

The CR5210S-20 is a documented substitute variant within the same manufacturer's portfolio. Both parts share identical 20 A input ranges and ±5 VDC outputs. Verify pinout compatibility and mechanical footprint before substitution. Ensure the replacement maintains the required ±1% accuracy specification.