



Engineered for Long-Reach Machinery Protection
The Bently Nevada 330103-10-18-50-01-00 3300 XL 8 mm Proximity Probe is a high-performance non-contact eddy current sensor developed for continuous monitoring of shaft vibration, radial displacement, and axial position in critical rotating machinery. As a key component of the 3300 XL 8 mm Proximity Transducer System, this probe delivers exceptional measurement stability, excellent environmental resistance, and reliable long-term operation for machinery protection and predictive maintenance programs. It is fully interchangeable with compatible 3300 XL extension cables and Proximitor® Sensors, allowing easy integration into existing monitoring systems.
This configuration features a 100 mm unthreaded section, 180 mm overall case length, 5.0-meter standard cable, Miniature Coaxial ClickLoc™ connector with connector protector, and the 00 standard approval option. The extended probe body and long cable make it particularly suitable for installations requiring greater mounting depth and increased routing flexibility in large industrial machines.
Product Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Model | 330103-10-18-50-01-00 |
| Product Type | 3300 XL 8 mm Proximity Probe |
| Series | 3300 XL |
| Probe Diameter | 8 mm |
| Thread Type | M10 × 1 Metric |
| Probe Style | Without Armor |
| Unthreaded Length | 100 mm |
| Overall Case Length | 180 mm |
| Total Cable Length | 5.0 m (16.4 ft) |
| Connector Type | Miniature Coaxial ClickLoc™ Connector with Connector Protector |
| Cable Type | Standard Cable |
| Agency Approval | 00 – Approval Not Required |
| Probe Housing Material | AISI 303/304 Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Linear Measurement Range | 2.0 mm (80 mils) |
| Sensitivity | 7.87 V/mm (200 mV/mil) |
| Operating Temperature | -52°C to +177°C |
| Dimensions | 180 mm Probe Case Length; 5.0 m Cable Length |
| Approximate Weight | 0.32 kg |
Typical Industrial Applications
The 330103-10-18-50-01-00 is designed to provide continuous, high-precision monitoring for rotating equipment operating in demanding industrial environments.
Typical applications include:
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Steam turbine monitoring
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Gas turbine vibration protection
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Centrifugal compressor condition monitoring
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Industrial pump health monitoring
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High-speed motor diagnostics
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Gearbox vibration analysis
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Power generation facilities
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Oil and gas production systems
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Petrochemical processing plants
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Chemical manufacturing equipment
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Mining and mineral processing machinery
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Marine propulsion and auxiliary equipment
Why Choose This Model?
Designed around the proven 3300 XL sensing platform, this probe offers exceptional reliability and installation flexibility.
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Accurate non-contact vibration and displacement measurement
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Long 5.0 m cable simplifies remote equipment installation
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Extended 180 mm probe body for deep mounting locations
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100 mm unthreaded section improves installation adaptability
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Rugged stainless-steel housing withstands harsh industrial environments
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PPS probe tip provides outstanding thermal and mechanical stability
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ClickLoc™ connector with protector enhances connection security
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Fully compatible with the complete 3300 XL transducer system
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Supports predictive maintenance and asset reliability programs
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Reduces maintenance costs and unexpected production downtime
Technical FAQs
1. What is the primary purpose of this proximity probe?
It measures shaft vibration, radial displacement, and axial position without physical contact, providing accurate data for machinery protection systems.
2. What are the probe dimensions?
This configuration features a 100 mm unthreaded section and a 180 mm overall case length, making it suitable for extended mounting applications.
3. How long is the integrated cable?
The probe includes a 5.0-meter (16.4 ft) standard cable, ideal for installations requiring longer cable routing.
4. What connector does this model use?
It is equipped with a Miniature Coaxial ClickLoc™ connector with connector protector, providing secure electrical connections and additional mechanical protection.
5. What does the "00" approval option indicate?
The 00 suffix indicates that this configuration is supplied without additional hazardous-area certifications.
6. What materials are used in the probe construction?
The housing is manufactured from AISI 303/304 stainless steel, while the sensing tip uses durable Polyphenylene Sulfide (PPS) for long service life.
7. Which systems are compatible with this probe?
It is compatible with 3300 XL extension cables, 3300 XL Proximitor® Sensors, and Bently Nevada machinery monitoring systems while maintaining the correct overall system length.
8. What measurement range does the probe support?
The standard 3300 XL 8 mm system provides a 2.0 mm (80 mil) linear measurement range with high sensitivity and repeatability.
9. What operating temperature range is supported?
The probe is designed for reliable operation from -52°C to +177°C, making it suitable for demanding industrial environments.
10. Why is the 3300 XL 8 mm Series widely trusted?
The series is recognized for API 670 compliance, interchangeable components, robust construction, excellent EMI/RFI immunity, and proven long-term performance in rotating machinery monitoring.