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Introduction
The Epro PR6424/001-101 is a highly reliable 16mm Eddy-Current Sensor designed for precise non-contact measurement of shaft displacement and vibration in rotating machinery. It is widely applied in industrial environments where continuous monitoring of turbomachinery, compressors, pumps, and generators is required. With its rugged construction and stable measuring capability, this sensor is engineered to meet the demands of condition monitoring and predictive maintenance systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Sensor Type | Eddy-Current Displacement Sensor |
| Sensor Head Diameter | 16mm |
| Weight | 0.2 kg |
| Measuring Range | ±2 mm (typical, depending on target) |
| Sensitivity | 8 mV/µm (nominal) |
| Linearity | ±1% of full scale |
| Frequency Response | 0 – 10 kHz |
| Operating Temperature | -35 °C to +180 °C |
| Storage Temperature | -40 °C to +200 °C |
| Probe Material | Stainless Steel |
| Connection Type | Coaxial Cable with standard connector |
| Cable Length | Standard 5 m (other lengths optional) |
| Compatible Proximitor® | Epro PR6423, PR6425 Series |
Applications
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Vibration and displacement monitoring of gas and steam turbines
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Shaft position measurement in compressors and large motors
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Bearing condition monitoring in pumps and generators
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Integration with condition monitoring systems such as Epro CON021 and VM600
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Predictive maintenance strategies in refineries, power plants, and petrochemical facilities
Advantages
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High Measurement Accuracy: Provides precise shaft displacement and vibration readings with minimal linearity deviation.
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Robust Design: Stainless steel body ensures reliable performance in harsh industrial environments.
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Wide Temperature Range: Capable of withstanding extreme operating conditions from -35 °C to +180 °C.
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Flexible Integration: Compatible with multiple Epro proximitor systems and monitoring platforms.
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Non-Contact Operation: Avoids mechanical wear, ensuring long-term reliability.
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High Frequency Response: Suitable for monitoring fast dynamic changes in rotating machinery.
FAQ
Q1: What is the typical sensitivity of the PR6424/001-101 sensor?
A1: The nominal sensitivity is 8 mV/µm.
Q2: Which proximitor modules are compatible with this sensor?
A2: It is compatible with Epro PR6423 and PR6425 proximitor modules, among others.
Q3: What is the maximum operating temperature of this sensor?
A3: The sensor can operate up to +180 °C.
Q4: What frequency range can the PR6424/001-101 handle?
A4: It supports a frequency response of 0 – 10 kHz.
Q5: Can this sensor be used in turbine shaft vibration monitoring?
A5: Yes, it is specifically designed for applications in turbines and other rotating machinery.
Q6: How is the sensor typically mounted?
A6: The probe is usually mounted with threaded holders or brackets, positioned close to the rotating shaft.
Q7: Does the sensor support long-distance cabling?
A7: Yes, it supports coaxial extension cables with minimal signal loss, typically up to 9 meters.
Q8: What is the recommended target material for best performance?
A8: It is calibrated for conductive metal targets, primarily steel.
Q9: How does the sensor achieve non-contact measurement?
A9: It uses eddy-current induction to detect changes in the distance to the target surface.
Q10: Is the sensor suitable for continuous online monitoring?
A10: Yes, it is designed for permanent installation in condition monitoring systems.
Recommended Related Models
| Model | Description | Sensor Head Diameter | Temperature Range |
|---|---|---|---|
| PR6424/002-101 | Eddy-Current Sensor, extended cable length | 8 mm | -35 °C to +180 °C |
| PR6423/010-000 | Proximitor-compatible Eddy-Current Sensor | 5 mm | -35 °C to +180 °C |
| PR6425/002-010 | High-temperature Eddy-Current Probe | 8 mm | -35 °C to +200 °C |
| PR6424/010-000 | Standard 8 mm probe with different cable | 8 mm | -35 °C to +180 °C |
| PR6423/002-030 | Short-range 5 mm Eddy-Current Sensor | 5 mm | -35 °C to +150 °C |
| PR6425/005-101 | Heavy-duty high-frequency sensor | 8 mm | -35 °C to +200 °C |
Popular Models from the Same Brand
| Model | Product Type | Key Feature |
|---|---|---|
| PR6423/010-000 | Eddy-Current Sensor | Standard proximitor compatible probe |
| PR6425/005-101 | Eddy-Current Sensor | High-temperature version |
| PR6426/002-000 | Eddy-Current Sensor | Extended range and high accuracy |
| CON021 | Monitoring Module | Interfaces with PR642x sensor family |
| VM600 | Machinery Monitoring System | Multi-channel, versatile monitoring |
| PR9268/203-000 | Vibration Sensor | For additional condition monitoring |
| PR9269/011-000 | Seismic Vibration Sensor | For low-frequency applications |
| MMS3000 | Machinery Protection System | High-speed trip and monitoring functions |
