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Overview
The EPRO PR6423/065-110 is an advanced eddy current transducer system designed for precise non-contact measurements of mechanical parameters, such as displacement and vibration. Ideal for industrial and laboratory applications, this transducer system provides accurate and reliable data, even in harsh environments. Its compact design, robust construction, and resistance to aggressive conditions make it perfect for monitoring turbomachinery and similar machinery.
Applications
The EPRO PR6423/065-110 is versatile and used in various industries for monitoring different mechanical parameters. Some of its key applications include:
- Clearances between rotating and stator components
- Vibration of rotating and stationary machine parts
- Dynamic motion and eccentricity of shafts
- Deformation or bending of rotating or stator components
- Axial and radial movements of shafts
- Thrust bearing positions and wear monitoring
- Oil film thickness measurement
- Differential expansions in components
- Housing expansions and valve positions
These measurements play a critical role in ensuring the optimal performance of turbines, compressors, and other rotating equipment.
How It Works
The EPRO PR6423/065-110 operates based on the eddy current principle, using electromagnetic fields to measure the proximity of metallic objects. As the sensor detects changes in the distance to the measured object, it adjusts its oscillation amplitude accordingly. This damping effect is directly proportional to the distance between the sensor face and the target object. The system is delivered fully calibrated, so users only need to adjust the gap between the sensor and the object to achieve accurate readings at the converter output.
Key Features
- Non-contact measurement: Eliminates mechanical wear on both the sensor and monitored components.
- High sensitivity: Offers precise measurements of even small changes in displacement and vibration.
- Rugged design: Built to withstand harsh industrial environments, providing long-lasting durability.
- Simple integration: Easy to install with minimal setup, as the system arrives pre-calibrated.
- Versatile applications: Perfect for monitoring a wide range of parameters in turbomachinery.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | EPRO PR6423/065-110 |
| Measurement Principle | Eddy current, non-contact |
| Sensitivity/Linearity | 4V/mm (101.6 mV/mil), ±1.5% |
| Nominal Air Gap (Center) | Approx. 2.7 mm (0.11”) |
| Frequency Range (-3dB) | 0 to 20,000 Hz |
| Rise Time | <15 µs |
| Protection Class | IP67 (dust-tight, waterproof) |
| Operating Temperature | -35°C to +150°C (-31°F to +302°F) |
| Material (Sleeve) | Stainless steel |
| Material (Cable) | PTFE |
| Weight (Sensor + 1m Cable) | ~320 grams (11.29 oz) |
| Mounting | 4 screws M5x20 (included) |
| Power Supply Voltage | -23V to -32V (output range: -4V to -2V) |
| Signal Output | Lemo plug for transducer, screw terminal for power/output |
| Max Surface Speed | 2,500 m/s (98,425 ips) |
Conclusion
The EPRO PR6423/065-110 eddy current transducer system provides high-precision, non-contact measurements for monitoring mechanical parameters such as vibration, displacement, and shaft movement. With its robust design and easy integration, it is ideal for use in challenging industrial environments. The system ensures reliable performance, contributing to better maintenance practices and improved machinery lifespan.