Bently Nevada 330101‑00‑40‑10‑02‑00 3300 XL 8 mm Proximity Probe
Product Overview
The Bently Nevada 330101‑00‑40‑10‑02‑00 3300 XL 8 mm Proximity Probe is an industrial‑grade eddy‑current displacement sensor engineered for precision monitoring of rotating machinery. As part of the 3300 XL sensor family, this model delivers accurate non‑contact measurement of shaft position, vibration, and motion — critical signals for machinery condition monitoring, protection systems, and predictive maintenance strategies.
Designed for durability and consistent performance, the 8 mm probe integrates seamlessly with Bently Nevada condition monitoring systems to help operators detect imbalance, misalignment, bearing defects, and other early‑stage failures before they impact operational availability.
Technical Specifications
| Parameter | Specification |
|---|
| Product Type | Eddy‑Current Proximity Probe |
| Model Number | 330101‑00‑40‑10‑02‑00 |
| Series | 3300 XL 8 mm |
| Measurement Type | Non‑contact radial displacement / proximity |
| Linear Range | ~8 mm (315 mils) |
| Sensitivity | Nominal sensitivity suited to 8 mm range |
| Frequency Response | Industrial‑grade measurement bandwidth |
| Operating Temperature | ‑35 °C to +120 °C (continuous) |
| Intermittent Temperature | Up to ~250 °C |
| Cable Type | Shielded, rugged coaxial cable |
| Standard Cable Length | Approx. 1.0 m (custom lengths available) |
| Connector | Industrial 2‑pin connector |
| Mounting Thread | Standard threaded probe installation |
| Target Recommendation | Flat target ≥ 40 mm diameter |
| Housing Material | Stainless steel, corrosion‑resistant |
| Protection | Sealed against moisture and contaminants |
| Dimensions | Probe dia. ~8 mm |
| Weight | Approx. 0.05 kg |
Industrial Applications
The 3300 XL 8 mm proximity probe is deployed in machinery monitoring and protection frameworks where accurate displacement data ensures operational integrity:
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Shaft vibration and position measurement on turbines, compressors, and generators
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Bearing wear and rotor movement assessment in power generation plants
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Condition monitoring in petrochemical and refinery facilities
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Predictive maintenance solutions in manufacturing and processing industries
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Vibration analysis on high‑speed motors and pumps
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Structural vibration diagnostics around critical rotating assets
By delivering precise gap and displacement measurements, this probe enables early detection of anomalies that could escalate into severe mechanical issues.
Key Advantages
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Non‑contact eddy‑current sensing: Eliminates wear and mechanical contact errors
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Reliable 8 mm range: Optimized for close‑gap monitoring on a variety of machines
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High sensitivity output: Produces stable, low‑noise signals for accurate diagnostics
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Rugged industrial design: Stainless steel housing withstands vibration, moisture, and thermal extremes
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Wide temperature tolerance: Continuous operation from ‑35 °C to +120 °C
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Flexible installation: Customizable cable lengths simplify integration
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Seamless compatibility: Works with 3300 XL monitoring and protection modules
These strengths make the probe a robust tool for condition‑based maintenance programs that prioritize uptime and equipment reliability.
Technical FAQs
1. What is measured by this probe?
It measures non‑contact radial shaft displacement and vibration using eddy‑current technology.
2. What is the effective measurement range?
Approximately 8 mm, suitable for close‑gap sensing.
3. What temperature range can this probe withstand?
Continuous operation from ‑35 °C to +120 °C, with intermittent tolerance up to ~250 °C.
4. How is the probe mounted?
It installs via a standard threaded housing or bracket near the measurement target.
5. What type of cable does it use?
It uses a rugged, shielded coaxial cable with an industrial 2‑pin connector.
6. What connector type is provided?
A secure industrial 2‑pin connector for rugged installations.
7. What target size is recommended?
Flat targets with a diameter of ≥ 40 mm produce reliable readings.
8. Is it suitable for harsh environments?
Yes — sealed housing and robust materials support operation in contaminated and vibratory conditions.
9. Does the probe need calibration?
Periodic calibration is recommended to maintain measurement accuracy.
10. How does it integrate with monitoring systems?
It interfaces with Bently Nevada 3300 XL monitoring and protection modules for condition analysis.
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