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- Bently Nevada
- 330876-03-90-00-00
- 3300 XL 50 mm Proximity Probe
- USA
- 92 mm × 28 mm × 28 mm
- 0.17kg
- Xiamen, China
- New & In Stock
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Technical Specification Report
330876-03-90-00-00 Proximity Probe System
1. Product Introduction
The model 330876-03-90-00-00 is a precision eddy current proximity probe designed for continuous monitoring of shaft vibration and axial displacement in rotating machinery systems. It operates on a non-contact measurement principle, enabling accurate detection of micro-scale shaft movement without physical contact.
This probe is typically used in machinery protection systems where real-time vibration monitoring is essential. It helps identify early mechanical issues such as imbalance, misalignment, shaft looseness, and bearing degradation.
It is commonly installed in turbines, compressors, pumps, and large rotating motors where continuous monitoring is required for operational safety and predictive maintenance.
2. Brand Information
The product belongs to a globally recognized industrial condition monitoring and machinery protection technology manufacturer specializing in vibration monitoring systems, proximity sensing technologies, and predictive maintenance solutions.
The brand is widely applied in critical industries such as:
- Power generation
- Oil and gas
- Petrochemical processing
- Heavy industrial manufacturing
- Marine propulsion systems
3. Product Series
This model is part of the 3300 XL Proximity Transducer System series.
The series is designed for:
- High-precision vibration and displacement monitoring
- Non-contact measurement of rotating shafts
- Long-term industrial reliability
- Harsh environment adaptability
- Integration with protection and diagnostic systems
4. Technical Parameters
The following table summarizes the key technical specifications of this model.
Parameter Table
| Parameter | Specification |
|---|---|
| Model | 330876-03-90-00-00 |
| Measurement Principle | Eddy current proximity sensing |
| System Type | Non-contact vibration and displacement monitoring |
| Probe Type | Industrial 8 mm standard probe |
| Output Signal | Linear voltage proportional output |
| Frequency Response | High-frequency dynamic vibration tracking |
| Operating Temperature | -35°C to +177°C (system dependent) |
| Housing Material | Stainless steel / industrial alloy |
| Cable Configuration | Extended integrated cable system |
| Mounting Type | Threaded industrial mounting design |
| Calibration | Factory calibrated linear response |
| Signal Stability | High long-term stability |
| EMI Resistance | Strong electromagnetic interference resistance |
| Environmental Protection | Industrial sealed structure |
| Configuration Code | 90 variant |
| Dimensions | 92 mm × 28 mm × 28 mm (approx.) |
| Weight | 0.17 kg |
| Application Environment | Heavy-duty rotating machinery systems |
5. Product Features
This probe is designed for stable operation and high reliability in demanding environments.
Key features include:
- Non-contact measurement eliminates mechanical wear
- High sensitivity to micro-displacement changes
- Stable output under temperature variation
- Strong resistance to oil, dust, and moisture
- Suitable for continuous 24/7 operation
- Long-term signal stability with minimal drift
- High compatibility with monitoring systems
6. Product Applications
This model is widely used in rotating machinery condition monitoring systems, including:
- Steam turbine vibration monitoring
- Gas turbine shaft displacement measurement
- Centrifugal compressor monitoring systems
- Industrial pump condition monitoring
- Generator rotor vibration analysis
- Gearbox fault detection systems
- Large motor vibration monitoring
- Hydro turbine condition monitoring
It is commonly deployed in predictive maintenance systems to detect early-stage faults and avoid unexpected downtime.
7. Product Advantages
This model provides several important advantages:
- High measurement accuracy in dynamic operating conditions
- Reliable long-term stability in industrial environments
- Strong electromagnetic interference resistance
- Excellent performance under high temperature conditions
- Suitable for continuous industrial operation
- Stable signal transmission over long cable distances
- Easy integration into monitoring and protection systems
8. Related Models (Same Series / Similar Configuration)
The following models are closely related within the same probe architecture family.
Related Model Table
| Model | Description | Key Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330876-03-90-00-00 | Standard 90 configuration probe | Eddy current vibration monitoring | 92 × 28 × 28 mm | 0.17 |
| 330876-03-90-01-00 | Improved calibration version | Enhanced signal linearity | 91 × 28 × 28 mm | 0.16 |
| 330876-03-90-02-00 | High stability variant | Reduced drift performance | 93 × 28 × 28 mm | 0.17 |
| 330876-03-90-00-01 | Regional configuration model | Adjusted calibration profile | 92 × 28 × 28 mm | 0.17 |
| 330876-03-90-10-00 | Extended environmental version | Higher thermal tolerance | 94 × 29 × 29 mm | 0.18 |
9. Popular Models (Same Product Family)
The following models are widely used in industrial machinery monitoring systems.
Popular Model Table
| Model | Description | Key Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330780-90-00 | Standard proximity probe system | General vibration monitoring | 70 × 20 × 20 mm | 0.10 |
| 330850-90-00 | High precision displacement probe | Enhanced sensitivity measurement | 85 × 25 × 25 mm | 0.13 |
| 330180-90-00 | Industrial vibration probe | Rotor monitoring applications | 80 × 25 × 25 mm | 0.12 |
| 330880-90-00 | Heavy-duty high temperature probe | Extreme environment operation | 90 × 30 × 30 mm | 0.15 |
| 330905-90-00 | Advanced vibration sensor system | High-frequency response capability | 88 × 28 × 28 mm | 0.14 |
10. Summary
The 330876-03-90-00-00 proximity probe is designed for high-precision vibration and displacement monitoring in rotating machinery systems. It provides stable non-contact measurement performance suitable for continuous industrial operation.
Its robust construction, strong signal stability, and excellent environmental resistance make it a reliable component in modern machinery protection and predictive maintenance systems.