CSNR161

Current Sensors Overview

The CSNR161 is a single-channel, closed-loop Hall effect current sensor manufactured by Honeywell Sensing and Productivity Solutions. It features a bidirectional design capable of measuring AC and DC currents up to 200A. The device utilizes a single pass-through module configuration with through-hole installation. It operates on a supply voltage ranging from ±12V to ±18V, drawing a maximum supply current of 14mA. The sensor provides a ratio or current output with an accuracy of ±0.5% and a response time of 0.5µs. It functions within a working temperature range of -40°C to 85°C.

Current Sensors Feature Summary

• Closed-loop Hall effect technology for high-precision current sensing
• Bidirectional measurement capability for both AC and DC applications
• Single pass-through module design facilitating easy integration
• High accuracy rating of ±0.5% with fast 0.5µs response time

Current Sensors Applications

• Industrial motor drive control systems
• Power supply monitoring and management
• Inverter and converter current feedback loops
• Battery management systems requiring bidirectional current tracking

Current Sensors Procurement Notes

Verify the specific suffix designation against official Honeywell documentation to ensure correct pinout and electrical characteristics. Confirm that the required operating temperature range aligns with the specified -40°C to 85°C limit. Check for any recent product change notices regarding package variations or material updates. Ensure compatibility with the intended ±12V to ±18V supply voltage before procurement.

Current Sensors Selection Notes

Select this component when precise measurement of bidirectional currents up to 200A is required in industrial environments. The closed-loop architecture ensures linearity and stability across the full operating range. Consider the through-hole mounting style and module form factor for PCB layout constraints. Verify that the ±0.5% accuracy meets the system's tolerance requirements for critical current monitoring tasks.

Current Sensors Part Context

The CSNR161 belongs to Honeywell's CSN series of industrial current sensors. This series extends the manufacturer's closed-loop sensing capabilities, offering robust performance for demanding applications. The part is designed to provide reliable current feedback in power electronics, distinguishing itself through its bidirectional functionality and high-speed response characteristics suitable for dynamic load conditions.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official Honeywell resources for potential cross-reference options or newer generation replacements if discontinuation occurs.