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Product Introduction
The Bently Nevada 330103-00-12-10-02-05 3300 XL 8mm Proximity Probe is a high-precision, non-contact eddy current displacement sensor designed for monitoring shaft vibration and position in rotating machinery. As part of the industry-leading 3300 XL series, this probe delivers unmatched reliability and accuracy, making it a trusted solution in the most demanding industrial environments.
Equipped with an 8 mm tip and an 1 meter cable, this proximity probe is optimized for use with 3300 XL Proximitor Sensors, forming part of a complete vibration monitoring system for critical assets such as turbines, compressors, motors, pumps, and gearboxes.
Designed to endure high temperatures, heavy vibration, and chemically harsh environments, this probe meets the stringent requirements of industries like oil & gas, petrochemicals, refining, power generation, and heavy manufacturing. The 3300 XL series is recognized globally for its long-term stability, precise measurements, and ability to maintain calibration even under extreme conditions.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada (Baker Hughes Company) |
| Model Number | 330103-00-12-10-02-05 |
| Series | 3300 XL 8mm Proximity Probe |
| Sensor Type | Eddy current non-contact displacement sensor |
| Probe Tip Diameter | 8 mm |
| Probe Length | 50 mm nominal |
| Total Length | 1 meter |
| Cable Connector | Miniature coaxial connector |
| Measurement Range (Probe) | 0 to 2 mm (80 mils) linear range |
| System Linear Range | 200 mils (5.08 mm) with compatible Proximitor |
| Linearity Tolerance | ±0.127 mm (±5 mils) |
| Frequency Response | 0 Hz to 10 kHz |
| Operating Temperature Range | -35 °C to +177 °C |
| Storage Temperature Range | -50 °C to +200 °C |
| Environmental Protection | IP68 (dust-tight and submersible) |
| Vibration Tolerance | 20 g, 10–2000 Hz |
| Shock Resistance | 1000 g, 1 ms |
| EMI / RFI Immunity | High (industry leading) |
| Certifications | CE, RoHS, ATEX/IECEx certified options available |
| Weight | 0.323 kg |
Applications
The 330103-00-12-10-02-05 8mm Proximity Probe is widely used for the following applications:
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Steam Turbines: For continuous monitoring of shaft vibration and position to ensure operational safety and efficiency.
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Gas Turbines: Provides critical vibration feedback for preventing bearing wear and unplanned downtime.
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Compressors: Monitors shaft dynamic behavior to detect imbalance, instability, and misalignment.
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Electric Motors: Used for vibration diagnostics and predictive maintenance of large AC/DC motors.
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Centrifugal and Reciprocating Pumps: Helps detect cavitation, rotor instability, and bearing issues.
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Gearboxes: Enables early detection of gear tooth wear and lubrication problems.
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Fans & Blowers: Helps maintain mechanical integrity and avoid excessive vibration-induced fatigue.
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Power Generation Equipment: Used in supervisory instrumentation systems for generators and turbines.
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Oil & Gas Plants: Deployed in harsh environments, hazardous zones for critical rotating equipment.
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Petrochemical Refineries: Suitable for continuous monitoring of pumps, compressors, and expanders.
Advantages
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High Precision: Delivers linear and repeatable displacement measurements across the entire operating range.
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Superior Environmental Resistance: IP68 rating ensures reliable performance even under full submersion or in dusty environments.
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Temperature Resilience: Operates at temperatures up to 177 °C — ideal for turbines and hot process equipment.
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Rugged Mechanical Design: Tolerates high vibration (up to 20 g) and shock loads up to 1000 g.
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EMI/RFI Shielding: Exceptional immunity ensures accuracy even in high electrical noise environments.
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Maintenance-Free Operation: Stable calibration over time with no frequent recalibration required.
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Global Certifications: Available with CE and hazardous area certifications (ATEX/IECEx).
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Long Service Life: Field-proven for extended reliability in demanding industrial applications.
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Flexible Installation: 1 meter cable length allows remote mounting from sensor electronics.
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Compatibility: Works seamlessly with Bently Nevada 3300 XL Proximitor sensors and 3500 series monitoring systems.
FAQ (Frequently Asked Questions)
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What type of measurements does this probe perform?
It measures shaft vibration and axial/radial position relative to the bearing housing. -
Is this probe compatible with Bently Nevada 3500 series monitors?
Yes, when paired with a matching 3300 XL Proximitor Sensor, it is fully compatible. -
Can I use this probe in a hazardous environment?
Yes, ATEX/IECEx-certified models are available for classified hazardous areas. -
How often does this probe require recalibration?
It is designed for long-term stability with no routine recalibration typically required. -
Can this probe operate continuously at high temperatures?
Yes, it is rated for continuous operation up to +177 °C. -
Is the cable length fixed, or are custom lengths available?
Standard models come with fixed lengths, but custom options can be requested. -
What is the IP rating of this probe?
It is rated IP68 — completely dust tight and protected against long-term submersion. -
What other components are required to build a full monitoring system?
A Proximitor sensor, extension cable, and vibration/position monitor (such as Bently 3500 series). -
Can this probe detect shaft eccentricity or misalignment?
Yes, its precision displacement measurements are ideal for detecting misalignment and eccentricity. -
Is this product compatible with older 7200 series systems?
It can be used with backward-compatible Proximitor sensors, but consult Bently Nevada for full compatibility guidance.
Related Models (Same Series / Closely Related)
| Model Number | Description |
|---|---|
| 330103-00-10-10-01-00 | 8mm probe, 10 ft cable |
| 330103-00-11-10-01-00 | 8mm probe, 11 ft cable |
| 330103-00-13-10-01-00 | 8mm probe, 13 ft cable |
| 330104-00-10-10-01-00 | 11mm probe, 10 ft cable |
| 330130-040-00-00 | 8mm extension cable, 4.0 m |
| 3300 XL NSv | 5mm proximity probe for narrow-gap applications |
Popular Bently Nevada Models (Same Brand)
| Model Number | Description |
|---|---|
| 3500/42M | 4-Channel Proximitor / Seismic Vibration Monitor |
| 3500/25 | Keyphasor Module |
| 3500/22M | Transient Data Interface Module |
| 3500/32M | 4-Channel Relay Module |
| 330500 | Casing Velocity Sensor |
| 330780-91-05 | Industrial accelerometer, general vibration use |
