Introduction
The Bently Nevada 3300 XL 8 mm Proximity Probe series is engineered for high-precision vibration and position monitoring in critical rotating machinery environments. The model 330104-01-09-50-01-05 represents a robust, field-proven configuration designed for continuous reliability in harsh industrial conditions.
Built for integration with the 3300 XL transducer system, this probe delivers stable eddy-current measurement performance even under temperature fluctuation, mechanical stress, and electrical noise environments. It is widely trusted in turbines, compressors, pumps, and heavy rotating equipment where operational safety and predictive maintenance are essential.
Technical Specifications
| Parameter | Specification |
|---|
| Series | 3300 XL 8 mm Proximity Probe |
| Model | 330104-01-09-50-01-05 |
| Probe Tip Diameter | 8 mm |
| Case Material | Stainless Steel |
| Cable Length | 5.0 m system configuration |
| Operating Principle | Eddy current proximity sensing |
| Output Type | Linear voltage proportional to gap |
| Operating Temperature | -35°C to +65°C (system dependent) |
| Storage Temperature | -40°C to +85°C |
| System Compatibility | 3300 XL Proximitor Sensor |
| Thread Type | M10 / 3/8-24 UNF (variant dependent) |
| Environmental Protection | Industrial sealed construction (IP67 level equivalent) |
| Weight | Approx. 1.8 – 2.2 kg (system dependent) |
Applications
The 3300 XL 8 mm proximity probe is widely used in mission-critical industrial monitoring systems, including:
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Steam and gas turbine shaft vibration monitoring
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Centrifugal and axial compressor condition tracking
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Industrial pump axial displacement measurement
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Bearing housing vibration detection
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Machine train alignment verification
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Critical rotating equipment predictive maintenance systems
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Speed and Keyphasor reference signal detection
Its precision design makes it suitable for industries such as power generation, oil & gas, petrochemical processing, and heavy manufacturing.
Advantages
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High measurement stability under harsh industrial vibration environments
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Superior linear response across operating gap range
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Excellent temperature resilience for continuous operation
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Interchangeable system architecture with 3300 XL components
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Long service life due to stainless steel construction
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Reduced maintenance downtime through reliable non-contact sensing
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Strong EMC resistance, ensuring signal integrity in noisy environments
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Optimized for predictive maintenance systems, enabling early fault detection
This probe is designed not just as a sensor, but as a long-term reliability asset in industrial condition monitoring strategies.
Technical FAQs
1. What system is this probe compatible with?
It is fully compatible with the 3300 XL Proximitor sensor system.
2. What is the sensing principle?
It uses eddy current technology for non-contact measurement.
3. Can it measure vibration and position?
Yes, it measures both static position and dynamic vibration.
4. What is the probe tip size?
The probe tip diameter is 8 mm.
5. Is it suitable for high-temperature environments?
Yes, it supports extended industrial temperature ranges depending on configuration.
6. What material is used in construction?
High-grade stainless steel for durability and corrosion resistance.
7. Does it support continuous operation?
Yes, it is designed for 24/7 industrial monitoring applications.
8. Is it resistant to moisture and dust?
Yes, it is designed for harsh industrial environments with sealed protection.
9. What industries commonly use it?
Power generation, oil & gas, petrochemical, and heavy machinery sectors.
10. Does it require calibration after installation?
No individual calibration is required when used within matched 3300 XL system components.
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