



Optimized for Precision Machinery Protection
The Bently Nevada 330104-03-09-05-02-05 3300 XL 8 mm Proximity Probe (Metric) is a high-precision non-contact sensor designed to provide reliable shaft vibration, displacement, and position measurements for critical rotating equipment. As a member of the proven 3300 XL 8 mm Transducer System, this probe delivers exceptional measurement accuracy, excellent temperature stability, and long-term operational reliability. Its robust construction and advanced eddy current sensing technology make it an ideal choice for predictive maintenance programs and continuous machinery protection.
Featuring an M10 × 1 metric threaded armored probe, a compact stainless steel housing, and a miniature ClickLoc connector, this model is engineered for applications where installation space is limited without compromising performance. The 0.5-meter integral cable offers added flexibility for compact equipment layouts while ensuring seamless compatibility with Bently Nevada 3300 XL monitoring systems.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Product Type | 3300 XL 8 mm Proximity Probe (Metric) |
| Model Number | 330104-03-09-05-02-05 |
| Series | 3300 XL 8 mm |
| Probe Thread | M10 × 1 Metric |
| Probe Construction | Armored Probe |
| Unthreaded Length | 30 mm |
| Overall Case Length | 90 mm |
| Total Cable Length | 0.5 m |
| Connector Type | Miniature Coaxial ClickLoc Connector, Standard Cable |
| Agency Approval | CSA, ATEX, IECEx |
| Measurement Technology | Non-contact Eddy Current |
| Probe Tip Diameter | 8 mm |
| Probe Housing Material | Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Operating Temperature | -35°C to +177°C |
| Dimensions | Approx. 90 mm probe body with 0.5 m integral cable |
| Weight | Approx. 0.32 kg |
Ideal Applications
Designed for demanding industrial environments, this proximity probe provides dependable monitoring for machinery where precision and uptime are essential.
Typical applications include:
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Steam turbine monitoring
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Gas turbine protection
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Centrifugal compressors
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High-speed electric motors
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Industrial pumps
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Gearboxes and transmission systems
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Power generation facilities
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Oil and gas processing plants
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Petrochemical production units
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Mining and mineral processing equipment
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Marine propulsion systems
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Continuous machinery condition monitoring
Core Advantages
The 330104-03-09-05-02-05 combines precision sensing with rugged construction to help maximize equipment availability and maintenance efficiency.
Key advantages include:
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High-resolution non-contact vibration measurement
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Excellent linearity and long-term signal stability
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Compact probe design for restricted installation spaces
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Heavy-duty armored cable for enhanced durability
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Corrosion-resistant stainless steel construction
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Secure ClickLoc connector for reliable connections
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Certified for hazardous-area installations
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Fully compatible with the complete 3300 XL transducer platform
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Supports predictive and condition-based maintenance
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Helps reduce unexpected downtime and maintenance costs
Technical FAQs
1. What is the primary function of this proximity probe?
It continuously measures shaft vibration, displacement, and axial position without physical contact, enabling accurate machine condition monitoring.
2. What does the "03-09" configuration represent?
It specifies a 30 mm unthreaded length and a 90 mm overall case length for the metric probe configuration.
3. How long is the cable supplied with this model?
This configuration includes a 0.5-meter integral cable, making it suitable for compact machinery installations.
4. Which sensing technology does the probe use?
It utilizes advanced eddy current technology to provide highly accurate non-contact measurements of conductive shaft surfaces.
5. Is this probe compatible with the 3300 XL monitoring system?
Yes. It is fully compatible with 3300 XL Proximitor® sensors and matching extension cable assemblies.
6. Is the probe suitable for hazardous locations?
Yes. This configuration includes CSA, ATEX, and IECEx approvals, making it suitable for many hazardous industrial environments.
7. What material is used for the probe housing?
The housing is manufactured from corrosion-resistant stainless steel, providing excellent durability in harsh industrial conditions.
8. Which industries commonly install this probe?
It is widely used in power generation, petrochemical, oil and gas, mining, marine, manufacturing, and other industries that depend on rotating machinery.
9. How does this probe support predictive maintenance?
By continuously monitoring shaft movement and vibration, it enables early fault detection, helping reduce maintenance costs and prevent unexpected shutdowns.
10. Why is the 3300 XL 8 mm Series widely trusted?
The 3300 XL Series is recognized worldwide for its precision, rugged construction, interchangeability, API 670 compliance, and dependable long-term performance in machinery protection systems.