



Optimized for High-Accuracy Machine Condition Monitoring
The Bently Nevada 330104-02-12-50-02-00 3300 XL 8 mm Proximity Probe, Metric is a precision-engineered non-contact sensor designed for continuous monitoring of shaft vibration, position, and displacement in critical rotating equipment. As part of the trusted 3300 XL 8 mm Transducer System, this metric probe delivers consistent measurement accuracy, exceptional environmental durability, and reliable long-term operation in demanding industrial applications.
Manufactured with a robust stainless steel body, armored cable protection, and a secure miniature ClickLoc connector, this proximity probe is well suited for predictive maintenance and machinery protection systems. Its metric configuration simplifies installation in international industrial environments while ensuring compatibility with the complete 3300 XL monitoring platform.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Product Type | 3300 XL 8 mm Proximity Probe, Metric |
| Model Number | 330104-02-12-50-02-00 |
| Series | 3300 XL 8 mm |
| Probe Thread | M10 × 1 Metric |
| Probe Construction | Armored Probe |
| Unthreaded Length | 20 mm |
| Overall Case Length | 120 mm |
| Total Cable Length | 5.0 m |
| Connector Type | Miniature Coaxial ClickLoc Connector |
| Measurement Principle | Eddy Current Non-contact Sensing |
| Probe Housing Material | Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Operating Temperature | -52°C to +177°C |
| Dimensions | Approx. 120 mm probe body with 5.0 m integral cable |
| Weight | Approx. 0.35 kg |
Typical Applications
Designed for high-reliability monitoring systems, this proximity probe is widely used in industries where continuous equipment health monitoring is essential.
Typical applications include:
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Steam and gas turbines
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Centrifugal compressors
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Industrial pumps
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Electric motors
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Gearboxes
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Power generation plants
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Oil and gas production facilities
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Petrochemical processing units
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Mining and mineral processing equipment
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Pulp and paper manufacturing
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Marine propulsion systems
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Machinery protection and condition monitoring systems
Outstanding Benefits
The 330104-02-12-50-02-00 is engineered to provide dependable measurement performance while supporting efficient maintenance strategies and maximizing equipment uptime.
Key advantages include:
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High-accuracy non-contact vibration and displacement measurement
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Excellent long-term signal stability
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Rugged armored cable for superior mechanical protection
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Corrosion-resistant stainless steel construction
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Reliable performance in harsh industrial environments
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Fast and secure installation with ClickLoc connector
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Fully compatible with 3300 XL Proximitor® sensors and extension cables
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Supports predictive and condition-based maintenance programs
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Helps minimize unexpected equipment failures
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Proven solution for mission-critical rotating machinery monitoring
Technical FAQs
1. What is the primary function of this proximity probe?
It continuously measures shaft vibration, shaft position, and displacement without physical contact, enabling accurate machinery condition monitoring.
2. What does the "Metric" designation mean?
It indicates that the probe features an M10 × 1 metric threaded housing, making it suitable for equipment designed with metric mounting standards.
3. What are the probe dimensions?
This model features a 20 mm unthreaded length, a 120 mm overall case length, and a 5.0-meter integral cable.
4. Which sensing technology is used?
The probe utilizes proven eddy current technology to provide precise non-contact measurement of conductive shaft surfaces.
5. Is this probe designed for continuous operation?
Yes. It is engineered for 24/7 online monitoring of critical rotating machinery.
6. Which monitoring systems is it compatible with?
It is designed for use with compatible Bently Nevada 3300 XL Proximitor® sensors and matching extension cable assemblies.
7. Can it operate in harsh industrial environments?
Yes. Its stainless steel housing, armored cable, and industrial-grade materials provide excellent durability under challenging operating conditions.
8. What industries commonly install this probe?
Power generation, petrochemical, oil and gas, mining, manufacturing, marine, and other heavy industrial sectors commonly rely on this model.
9. How does this probe improve maintenance efficiency?
By providing continuous and accurate machine condition data, it enables predictive maintenance, helping reduce unplanned downtime and maintenance costs.
10. Why choose the 3300 XL 8 mm Series?
The 3300 XL Series is recognized worldwide for its precision, rugged construction, long service life, and dependable performance in machinery protection applications.