CR4450-0.5

Current Sensors Overview

The CR4450-0.5 is a two-element RMS AC current transducer designed for multi-point sensing. It features a 0.5A input range with a 0 to 5V DC proportional output signal. The device operates on a 24V power supply with a maximum current draw of 75mA. It provides bidirectional measurement capability and maintains an accuracy of ±0.5%. The unit supports frequencies from 50Hz to 400kHz and includes a response time of 250ms. Designed for DIN rail or panel mounting, it functions within a temperature range of 0°C to 60°C.

Current Sensors Feature Summary

• Provides galvanic isolation and superior noise immunity for HVAC signals
• Offers inherent protection against ground loops in monitoring systems
• Delivers accurate RMS AC current measurement via proportional DC output

Current Sensors Applications

• Multi-point current sensing and control panels
• Motor fault monitoring
• Heating element monitoring
• Lighting element monitoring

Current Sensors Procurement Notes

Verify the specific ordering suffix to confirm the output type and window configuration. Ensure the selected variant matches the required input current range and mounting style. Cross-reference regulatory compliance markings such as UL 61010B-1 recognition if required for your installation environment. Confirm that the power supply voltage aligns with the 24VDC specification before procurement.

Current Sensors Selection Notes

Select this model when precise RMS measurement of low-amplitude AC currents is required. The two-element design offers enhanced performance compared to single-element variants. Consider the bidirectional nature of the sensor for applications involving reverse current flow. Ensure the operating frequency range covers the specific signal requirements of the monitored equipment.

Current Sensors Part Context

This component belongs to the CR Magnetics CR4450 series of current transducers. The series is engineered for value-oriented industrial applications requiring reliable current monitoring. These devices are constructed to meet international safety standards including IEC 61010-1 and CAN/CSA-C22.2. The series supports various input ranges and output configurations to suit diverse instrumentation needs.

Current Sensors Replacement Considerations

The CR4450-0.5 is listed as obsolete. Check for direct substitutes within the CR4450 series or consult manufacturer documentation for updated equivalent models. Verify compatibility with existing DIN rail mounts and wiring configurations when selecting a replacement.

Current Sensors FAQ

Does the CR4450-0.5 support bidirectional current measurement?

Yes, the transducer is designed to measure bidirectional AC current.

What is the power consumption of this transducer?

The maximum power supply current is 75mA at 24VDC.