Epro PR6424/002-031 16mm Eddy Current Sensor

The Epro PR6424/002-031 16mm Eddy Current Sensor is a high-performance proximity probe designed for precision measurement of shaft displacement and vibration in rotating machinery. Belonging to the robust PR6424 sensor family, this model combines high sensitivity, wide frequency response, and rugged construction to meet the demanding requirements of industrial condition monitoring and machine protection systems.

Its 16 mm sensor head allows for stable and accurate measurements even under harsh operating conditions such as high temperatures, vibrations, and electromagnetic interference. The PR6424/002-031 works seamlessly with Epro CON-series drivers (CON021, CON031, CON041), which convert the raw probe signal into industry-standard output formats. This sensor is widely trusted in turbomachinery, power generation, petrochemical, and heavy industrial applications.

Product Specifications

Applications

The Epro PR6424/002-031 is suitable for a wide range of industrial applications where accurate, reliable non-contact measurement is essential:

• Steam and Gas Turbines – Monitoring shaft displacement to detect imbalance or misalignment.

• Compressors – Ensuring safe operation by measuring vibration and detecting bearing issues.

• Pumps – Monitoring for cavitation, shaft deflection, and mechanical wear.

• Generators and Electric Motors – Ensuring smooth operation and early detection of faults.

• Petrochemical Industry – Condition monitoring of critical rotating equipment in hazardous zones.

• Machine Protection Systems – Integration into API 670-compliant monitoring platforms.

Advantages

The PR6424/002-031 16mm Eddy Current Sensor provides significant advantages compared with conventional sensors:

• High Precision – Excellent sensitivity and resolution for accurate vibration measurement.

• Rugged Design – Stainless steel construction ensures durability in harsh conditions.

• Hazardous Area Certification – Safe for use in ATEX and IECEx environments.

• Broad Frequency Response – Suitable for both low- and high-speed machinery monitoring.

• Compatibility – Fully compatible with multiple Epro drivers for flexible deployment.

• Maintenance-Free – Non-contact operation reduces wear and extends operational life.

• Wide Temperature Range – Reliable performance in extreme industrial environments.

• Predictive Maintenance Support – Enables early fault detection and reduces downtime.

Frequently Asked Questions (FAQ)

1. Which driver modules are compatible with the PR6424/002-031?

   It is compatible with Epro CON021, CON031, and CON041 modules.

2. What is the nominal sensitivity of this probe?

   The sensitivity is approximately 7.87 mV/µm with its matching driver.

3. What frequency response does this sensor provide?

   It supports a frequency range from DC to 10 kHz.

4. How does the probe handle high-temperature applications?

   The sensor head can operate reliably up to +180°C.

5. Can this sensor be used in hazardous or explosive environments?

   Yes, it carries ATEX and IECEx certifications for hazardous areas.

6. What is the resolution of the measurement?

   The probe can detect displacement changes smaller than 0.5 µm.

7. How is the sensor powered?

   It is powered indirectly through the compatible driver module.

8. Is this sensor suitable for API 670-compliant systems?

   Yes, it is fully compliant with API 670 standards for machinery protection.

9. Does the sensor output raw signals directly?

   The probe outputs raw signals which are conditioned by the driver into standard outputs.

10. How important is cable length for calibration accuracy?

    Extremely important; the sensor is calibrated for a specific cable length and must match the driver configuration.