EPRO PR6423/073-110 Eddy Current Sensor

Overview

The EPRO PR6423/073-110 is a high-performance eddy current sensor designed to monitor displacement, vibration, and eccentricity in critical turbomachinery applications. This sensor is ideal for use in turbines, compressors, pumps, and fans, where precise measurements are crucial for machinery performance and health.

By leveraging non-contact measurement technology, the EPRO PR6423/073-110 ensures reliable readings while minimizing wear and tear. It uses eddy current principles to measure displacement and vibration, offering exceptional accuracy in even the harshest industrial environments.

Key Features

Non-Contact Measurement: Unlike traditional methods, this sensor provides contactless measurement, reducing the risk of mechanical wear while maintaining high accuracy.
Durable Construction: Built to withstand aggressive industrial environments, the EPRO PR6423/073-110 is resistant to extreme conditions, including high temperatures and vibration.
Pre-Calibrated System: Delivered fully adjusted, this sensor eliminates the need for on-site calibration. Simply adjust the gap between the sensor and the object to obtain optimal output.
Wide Application Range: The sensor is designed to monitor various parameters such as displacement, vibration, and shaft eccentricity in turbomachinery and other rotating equipment.

Applications

Turbomachinery Monitoring: The EPRO PR6423/073-110 accurately measures radial and axial displacement, including clearances between rotating and stator parts.
Vibration and Shaft Movement: This sensor tracks the dynamic motion and eccentricity of shafts, ensuring that early signs of mechanical issues are detected.
Wear and Deformation Monitoring: The sensor helps in the detection of thrust bearing wear, as well as the deformation or bending of rotating and stator parts.

Technical Specifications

Parameter	Value
Model	EPRO PR6423/073-110
Measurement Principle	Eddy Current
Measurement Range	± 4.0 mm (0.157”)
Shaft Diameter	≥ 200 mm (7.87”)
Operating Temperature Range	-35°C to +180°C (-31°F to +356°F)
Weight	1 kg (2.2 lbs)
Dimensions	20 cm x 20 cm x 15 cm (7.87” x 7.87” x 5.91”)
Protection Class	IP65
Shock & Vibration Resistance	5g @ 60 Hz at 25°C (77°F)
Signal Converter	Yes, requires CON signal converter
Sensitivity	2 V/mm (50.8 mV/mil) ± 1.5% max
Temperature Compensation	Zero Point: -0.3%/100°K, Sensitivity: <0.15%/10°K
Housing Material	Stainless Steel
Warranty	12 months

System Description

The EPRO PR6423/073-110 works with a CON signal converter to form an oscillator circuit. As a metallic object approaches the sensor, the oscillation amplitude dampens, and the distance is calculated. This system ensures highly accurate, real-time measurements.

Moreover, the sensor’s pre-calibrated design allows for quick installation and setup, saving time and reducing the likelihood of calibration errors. Simply adjust the gap between the sensor and the target object to achieve the specified output.

Dynamic Performance

Air Gap (Nominal): Approx. 5.5 mm (0.22”)
Frequency Range: 0 Hz to 20,000 Hz
Max Surface Speed: 2,500 m/s (98,425 ips)
Maximum Surface Pressure: 6,500 hpa (94 psi)
Temperature Resistance: The sensor can withstand temperatures from -35°C to 180°C (-31°F to 356°F), with the cable reaching up to 200°C (392°F).

Conclusion

In summary, the EPRO PR6423/073-110 offers precise, non-contact displacement and vibration monitoring, making it ideal for turbomachinery and other critical applications. Its rugged construction, easy installation, and minimal maintenance requirements make it a reliable choice for high-performance industrial monitoring.

With its advanced technology and durable design, this sensor ensures that you receive accurate and dependable readings, helping you optimize machine performance and avoid costly downtime.