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Product Introduction
The Epro PR6426/010-140 + CON010 is a high-precision eddy current sensor system designed to monitor and measure the displacement, position, and vibration of rotating machinery. Manufactured by Epro, a reputable brand under the NVE Corporation / Brüel & Kjær Vibro, this sensor is widely used in condition monitoring systems across various industrial sectors, especially within power generation, petrochemical, and heavy machinery environments.
This particular model features a 32mm probe, allowing it to offer extended measurement ranges and robust performance in harsh environments. Paired with the CON010 connector, it ensures reliable signal transmission and installation convenience.
Product Specifications
| Parameter | Details |
|---|---|
| Model | PR6426/010-140 + CON010 |
| Sensor Head Diameter | 32 mm |
| Measurement Range | 0 to 4 mm (standard), depending on setup |
| Sensitivity | Approx. 7.87 mV/μm (typical) |
| Linearity Error | < ±1% of Full Scale |
| Frequency Response | 0 to 10 kHz (-3dB) |
| Output Signal | Voltage output (via CON010) |
| Connector Type | CON010 (removable connection) |
| Cable Length | Standard 5 m, customizable on request |
| Operating Temperature | -35°C to +180°C |
| Storage Temperature | -40°C to +200°C |
| Pressure Resistance | Up to 10 bar |
| Vibration Limit | Up to 20 g |
| Housing Material | Stainless Steel |
| Protection Class | IP68 (sensor); IP65 (connector) |
| Weight | 1.4 kg |
| Compliance | CE, ATEX Zone 1 certified (optional) |
Product Applications
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Turbomachinery Monitoring: Ideal for detecting shaft vibration and radial/axial displacement in turbines, compressors, and generators.
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Hydroelectric Power Plants: Monitoring the shaft movement and rotor position in water turbines.
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Oil & Gas Industry: Suitable for pumps, compressors, and motors operating under explosive or high-temperature environments.
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Steel and Cement Industry: Used to monitor large rotary equipment like kilns and rolling mills.
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Process Automation: Integrated into control systems for predictive maintenance and real-time machine health analysis.
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Condition Monitoring Systems (CMS): Compatible with Epro and Vibro-Meter monitoring systems.
Product Advantages
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High Precision: Excellent resolution and sensitivity, suitable for demanding measurement tasks.
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Robust Construction: Made from stainless steel, withstanding extreme environments such as high temperatures and vibrations.
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Flexible Installation: Compatible with various cable lengths and mounting configurations.
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Long-Term Stability: Minimal signal drift and reliable performance over extended operational periods.
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Non-Contact Measurement: Prevents wear and tear, ensuring longer operational life and reducing maintenance costs.
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Wide Compatibility: Fully integrable with Epro’s CMS and compatible third-party systems.
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Certified for Hazardous Areas: Available with ATEX certification for use in potentially explosive atmospheres.
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Waterproof Design: IP68-rated protection ensures reliable operation in submerged or wet environments.
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Field-Proven Technology: Trusted by industries worldwide for critical machinery monitoring.
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Modular System: Interchangeable probes, cables, and connectors simplify maintenance and reduce downtime.
Frequently Asked Questions (FAQ)
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What is the primary function of the PR6426/010-140 sensor?
It is used to measure vibration, displacement, and shaft position in rotating machinery. -
Can the PR6426 be used in explosive environments?
Yes, it is available with ATEX certification for hazardous area applications. -
What is the maximum temperature the sensor can withstand?
The sensor operates up to +180°C and can be stored at temperatures up to +200°C. -
Is the probe length customizable?
Yes, while the standard is 140 mm, custom lengths can be provided upon request. -
How does the sensor connect to monitoring systems?
It connects via the CON010 connector and outputs a voltage signal. -
What type of maintenance is required?
The sensor is virtually maintenance-free due to its non-contact operation and durable design. -
What industries commonly use this sensor?
Power generation, oil & gas, petrochemical, steel, cement, and water treatment sectors. -
Can it measure both axial and radial displacement?
Yes, depending on installation, it can monitor either axial or radial movement. -
Is this sensor compatible with Bently Nevada systems?
It can be integrated with certain systems using conversion modules, though primarily optimized for Epro/Vibro-Meter systems. -
What is the weight for this model?
1.4 kg.
Related Models (Same Series / Functionality)
| Model | Probe Diameter | Measurement Range | Special Feature |
|---|---|---|---|
| PR6426/000-030+CON021 | 8 mm | 0–2 mm | Compact version for tight spaces |
| PR6426/010-140+CON041 | 32 mm | 0–4 mm | Alternative connector option |
| PR6426/005-030+CON031 | 25 mm | 0–3 mm | Mid-size sensor for standard use |
| PR6426/010-000+CON041 | 32 mm | Custom range | Custom output configuration |
| PR6426/012-100+CON011 | 16 mm | 0–2 mm | Used in gas turbine monitoring |
| PR6426/014-140+CON031 | 32 mm | 0–4 mm | Enhanced shielding for EMI environments |
Popular Models from the Same Brand (Epro / Brüel & Kjær Vibro)
| Model | Function | Application | Output Type |
|---|---|---|---|
| PR9268/201-000 | Vibration velocity sensor | Pumps, motors, fans | IEPE (accelerometer) |
| MMS3120/022-100 | Monitoring module | Turbine and compressor systems | Analog + Digital |
| CON021 | Signal converter | For PR642x sensor series | Passive conversion |
| MMS6120 | Vibration monitoring system | Plant-wide vibration analysis | Multi-channel output |
| PR6423/000-031+CON021 | Eddy current sensor | General-purpose machine monitoring | Voltage output |
| MMS6410 | Compact monitoring module | Used in distributed monitoring setups | Ethernet/Serial |
