Emerson 8mm Eddy Current Sensor | PR6423/010-020

PR6423/010-020: Precision Eddy Current Sensor for Critical Machinery

The PR6423/010-020 eddy current sensor measures shaft vibration without touching the surface. It works on turbines, compressors, and pumps in tough conditions. This reliable sensor provides accurate position and speed data. The PR6423/010-020 helps prevent machine failures and downtime.

Key Features & Benefits

• Non-contact measurement for longest service life
• Works in extreme temperatures from -35°C to +180°C
• IP66 protection against dust and water ingress
• Easy installation with standard M10x1 threads
• Certified for hazardous area applications

Technical Specifications

• Measurement range: 2 mm (80 mils) linear range
• Sensitivity: 8 V/mm ±5% at 0-45°C
• Accuracy: ±0.025 mm deviation from straight line
• Initial gap: 0.5 mm (20 mils) recommended
• Target size: Minimum 25 mm shaft diameter
• Temperature range: -35°C to +180°C operation
• Weight: Approximately 100 grams with 1m cable

Construction & Materials

• Stainless steel case for corrosion resistance
• PEEK sensor tip for electrical insulation
• PTFE cable material for high temperature use
• Nickel-plated brass connector
• Armored cable option available
• 8mm tip diameter for precise measurement

Certifications & Safety

• CE certified for European markets
• ATEX approved for explosive atmospheres
• IEC-Ex certified for international use
• CSA approved for North America
• Intrinsic safety (ia) protection level
• Non-sparking (nA) design available

Configuration Options

• Standard 4.0 meter cable length
• LEMO connector for secure connection
• M10x1 thread for easy mounting
• 25mm case thread length standard
• Adapter plug included
• Custom lengths available

Shipping & Support

• Lightweight design for easy handling
• Fast worldwide shipping with FedEx, UPS, DHL
• Complete documentation included
• 12-month product warranty
• Ready for immediate installation

Technical Questions & Answers

• What is the minimum shaft size this sensor can measure?
• The sensor requires at least 25mm diameter shafts made of magnetic steel like AISI 4140 for accurate measurements and proper signal strength.
• How close should I mount the sensor to the shaft?
• Start with 0.5mm initial air gap from the target surface. The sensor can measure up to 2mm distance changes from this starting position.
• Can this sensor work in hot environments?
• Yes, it operates from -35°C to +180°C, making it suitable for steam turbines and other high-temperature machinery applications.
• What certifications does it have for safety?
• The sensor carries ATEX, IEC-Ex, and CSA certifications for intrinsic safety in hazardous areas with various temperature classifications.
• How accurate are the vibration measurements?
• It maintains ±0.025mm accuracy across the measurement range with 8V/mm sensitivity, providing reliable data for machinery protection.