Emerson EPRO PR6423/003-031-CN Eddy Current Sensor

Description

The Emerson EPRO PR6423/003-031-CN Eddy Current Sensor is part of the PR6423 series, engineered for critical rotating machinery such as turbines, compressors, gearboxes, pumps, and fans. It delivers accurate radial and axial shaft dynamic displacement measurements, ensuring reliable condition monitoring and predictive maintenance.

Specifications

• Model: PR6423/003-031-CN
• Sensor Type: Eddy current displacement sensor
• Linear Measurement Range: 2 mm (80 mils)
• Initial Air Gap: 0.5 mm (20 mils)
• Incremental Scale Factor (ISF): 8 V/mm (203.2 mV/mil) ±5% @ 0–45°C
• Deviation from Best Fit Straight Line (DSL): ±0.025 mm (±1 mil) @ 0–45°C
• Minimum Shaft Diameter: 25 mm (0.79”)
• Target Material: Ferromagnetic steel (42CrMo4 / AISI 4140 standard)
• Protection Class: IP66 (IEC 60529)
• Operating Temperature: -35°C to +170°C (sensor incl. cable)
• Weight: Approx. 100 g
• Terminal Block Key Position: CN variant for specific installation compatibility

Features

• Non-Contact Measurement: Eliminates mechanical wear, ensuring long service life
• High Precision: Micron-level accuracy for vibration and displacement monitoring
• Industrial Durability: Resistant to dust, oil, shock, and vibration
• Wide Environmental Range: Operates reliably in extreme temperatures and harsh conditions
• System Integration: Compatible with CON041/CON021 signal conditioning modules for diagnostics
• Predictive Maintenance Support: Enables early detection of mechanical wear and faults