Excellent PLC
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Product Introduction
The Epro PR6424/002-130 + CON021 is a high-performance eddy current proximity probe system used for non-contact measurement of shaft displacement and vibration in critical rotating machinery. This configuration features a 16mm probe tip and is paired with the CON021 signal converter, forming an essential part of condition monitoring and machine protection systems.
As part of the EPRO PR6424 series, this sensor combination is widely used in industries where precision, reliability, and durability are non-negotiable. The probe is built with robust materials, suitable for demanding environments such as turbines, compressors, and other high-speed rotating machines. The included CON021 converter ensures accurate signal processing and seamless integration into control and diagnostic systems.
Product Specifications
| Parameter | Specification |
|---|---|
| Product Model | PR6424/002-130 + CON021 |
| Sensor Type | Eddy Current Proximity Probe |
| Sensor Head Diameter | 16 mm |
| Measurement Range | ±2 mm (nominal) |
| Sensitivity | Approx. 7.87 mV/µm (with CON021) |
| Frequency Response | 0 – 10 kHz |
| Material of Probe Housing | Stainless Steel (non-magnetic) |
| Mounting Thread | M14 x 1.5 |
| Probe Length | Approx. 80 mm |
| Cable Type | Shielded coaxial cable |
| Cable Length | Preconfigured (typically 5–10 meters) |
| Operating Temperature (Probe) | –35°C to +180°C |
| Operating Temperature (Converter) | –35°C to +75°C |
| Environmental Protection (Probe) | IP65 (properly installed) |
| Compliance Standards | CE, optional ATEX for hazardous zones |
| Output Signal | Linear voltage proportional to shaft gap |
| Weight | 0.32 kg |
Applications
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Steam Turbines: Shaft vibration and thermal expansion monitoring in real-time.
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Gas Compressors: Critical protection and condition-based maintenance.
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Centrifugal Pumps: Early detection of bearing wear and misalignment.
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Electric Motors and Generators: Shaft orbit and position detection.
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Gearboxes and Couplings: Fault diagnosis through vibration signal analysis.
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Petrochemical Machinery: Monitoring for process-critical rotating assets under harsh conditions.
Product Advantages
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Robust Engineering: The stainless steel sensor design offers excellent durability in challenging industrial settings.
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Non-Contact Measurement: Enables accurate monitoring with no mechanical wear or friction.
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High Thermal Tolerance: Probe can endure up to 180°C, suitable for high-temperature machine zones.
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Consistent Output: Paired with the CON021, the system delivers stable, linear voltage output.
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EMI Shielding: Coaxial cabling ensures resistance to electromagnetic interference, crucial in electrically noisy environments.
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Fast Response Time: Suitable for high-speed machinery due to wide frequency response.
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Easy System Integration: Compatible with leading monitoring platforms and SCADA systems.
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Field-Proven Performance: Widely adopted in global installations for over two decades.
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ATEX-Ready Options: Variants available for use in explosive atmospheres in the oil & gas sector.
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Reduced Downtime: Supports predictive maintenance and reduces unscheduled shutdowns.
Frequently Asked Questions (FAQ)
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What is the main use of the PR6424/002-130 + CON021 sensor system?
It’s primarily used for non-contact vibration and displacement monitoring in rotating machinery. -
What does the ‘002-130’ designation indicate?
It typically refers to the specific probe configuration, including length and cable orientation. -
Can this sensor system be used in explosive environments?
Yes, ATEX-certified versions are available for hazardous area installations. -
How does it connect to a condition monitoring system?
The sensor outputs a voltage signal via the CON021 converter, which can be fed into CMS or DCS systems. -
Is calibration required after installation?
No, the sensor is factory-calibrated. However, installation checks are recommended. -
What is the maximum cable length supported?
Standard systems support up to 10 meters without significant signal degradation. -
Can this model be used with older EPRO monitoring systems?
Yes, it maintains backward compatibility with many legacy EPRO platforms. -
What mounting hardware is recommended?
The sensor comes with M14 × 1.5 thread, and mounting brackets or holders should match this specification. -
What happens if the probe tip is damaged?
The probe is sealed and non-repairable. The entire probe unit must be replaced. -
Does the sensor support dynamic vibration analysis?
Yes, it supports both static and dynamic measurements for comprehensive diagnostics.
Related Models from the Same Series
| Model Number | Description | Tip Size | Temp Range | Cable Length |
|---|---|---|---|---|
| PR6424/000-140+CON021 | Standard probe with 16mm tip and CON021 | 16 mm | –35°C to +180°C | 5–10 m |
| PR6424/004-130+CON021 | Reinforced version for harsh conditions | 16 mm | –35°C to +200°C | 5–10 m |
| PR6424/010-140+CON021 | High-temp probe up to 220°C | 16 mm | –35°C to +220°C | 5–10 m |
| PR6424/002-030+CON021 | Same probe with shorter length | 16 mm | –35°C to +180°C | 3–5 m |
| PR6424/001-140+CON021 | Bent probe for angled installations | 16 mm | –35°C to +180°C | 5 m |
| PR6424/002-140+CON021 | Similar probe with extended shaft | 16 mm | –35°C to +180°C | 5–10 m |
Popular EPRO Models (Same Brand)
| Model Number | Function | Sensor Type | Application |
|---|---|---|---|
| PR6423/002-030+CON021 | Eddy current probe with 5mm tip | Eddy Current | Compact machinery |
| MMS3120/022-100 | Vibration monitoring module | Monitoring Module | Turbine & compressor systems |
| MMS6110/022-000 | Communication interface module | CMS Interface | Distributed monitoring |
| CON041 | Signal converter for PR6423/PR6424 probes | Converter | Signal processing |
| PR9268/302-000 | Vibration velocity sensor | Velocity (Piezoelectric) | Structural/machine vibration |
| PR6423/000-030+CON021 | Eddy current probe, 5mm tip | Eddy Current | Small shaft applications |
