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- Bently Nevada
- 330876-03-50-01-00
- 3300 XL 50 mm Proximity Probe
- USA
- 95 mm × 30 mm × 30 mm
- 0.18kg
- Xiamen, China
- New & In Stock
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Technical Specification Report
330876-03-50-01-00 Proximity Probe System
1. Product Introduction
The model 330876-03-50-01-00 is a high-performance eddy current proximity probe designed for continuous monitoring of shaft vibration and axial displacement in rotating machinery. It is used in non-contact measurement systems where mechanical contact is not allowed due to high speed, high temperature, or long-term operational requirements.
The probe measures micro-scale changes in distance between the probe tip and conductive target surfaces such as rotating shafts. These measurements are converted into electrical signals used for vibration analysis, machinery protection, and predictive maintenance.
This model is typically installed in critical rotating equipment where real-time monitoring is required to prevent mechanical failures and improve operational safety.
2. Brand Information
The product belongs to a globally recognized industrial condition monitoring and machinery protection technology manufacturer specializing in vibration analysis systems, proximity sensing technologies, and predictive maintenance instrumentation.
Its solutions are widely used in industries that require high equipment reliability and continuous operational safety.
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 machinery
- Long-term industrial reliability
- Harsh environment resistance
- Integration with machinery protection systems
4. Technical Parameters
The following table summarizes the typical configuration characteristics of this model.
Parameter Table
| Parameter | Specification |
|---|---|
| Model | 330876-03-50-01-00 |
| 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 design |
| Cable Length Code | 50 configuration variant |
| Dimensions | 95 mm × 30 mm × 30 mm (approx.) |
| Weight | 0.18 kg |
| Application Environment | Heavy-duty rotating machinery systems |
5. Product Features
This probe is designed for durability and stable performance in harsh industrial environments.
Key features include:
- Non-contact measurement eliminates mechanical wear
- High sensitivity to micro-level shaft movement
- Stable output under temperature fluctuations
- Strong resistance to oil, dust, and moisture
- Suitable for continuous 24/7 industrial 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 applied in predictive maintenance systems to detect early mechanical faults and prevent unplanned shutdowns.
7. Product Advantages
This model provides several important engineering advantages:
- High measurement accuracy in dynamic environments
- Reliable long-term operational stability
- Strong electromagnetic interference resistance
- Excellent performance under high temperature conditions
- Suitable for continuous industrial operation
- Stable signal transmission over long distances
- Easy integration into monitoring and protection systems
8. Related Models (Same Series / Similar Configuration)
The following models belong to the same structural and functional family.
Related Model Table
| Model | Description | Key Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330876-03-50-01-00 | Standard long cable probe | Eddy current vibration monitoring | 95 × 30 × 30 mm | 0.18 |
| 330876-03-50-00-00 | Base long cable version | Standard sensitivity output | 94 × 30 × 30 mm | 0.18 |
| 330876-03-50-02-00 | Enhanced stability version | Improved signal linearity | 96 × 30 × 30 mm | 0.19 |
| 330876-03-50-01-01 | Regional calibration variant | Adjusted calibration profile | 95 × 30 × 30 mm | 0.18 |
| 330876-03-50-01-10 | Extended environmental version | Higher thermal tolerance | 97 × 31 × 31 mm | 0.19 |
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) |
|---|---|---|---|---|
| 330780-50-00 | Standard proximity probe system | General vibration monitoring | 70 × 20 × 20 mm | 0.10 |
| 330850-50-00 | High precision displacement probe | Enhanced sensitivity measurement | 85 × 25 × 25 mm | 0.13 |
| 330180-50-00 | Industrial vibration probe | Rotor monitoring applications | 80 × 25 × 25 mm | 0.12 |
| 330880-50-00 | Heavy-duty high temperature probe | Extreme environment operation | 90 × 30 × 30 mm | 0.15 |
| 330905-50-00 | Advanced vibration sensor system | High-frequency response capability | 88 × 28 × 28 mm | 0.14 |
10. Summary
The 330876-03-50-01-00 proximity probe is designed for high-precision vibration and displacement monitoring in rotating machinery systems. It delivers stable non-contact measurement performance suitable for continuous operation in harsh industrial environments.
Its robust structure, high signal stability, and strong resistance to environmental interference make it a reliable component in modern machinery protection and predictive maintenance applications.