Product Overview
The Bently Nevada 330101‑00‑13‑05‑02‑00 3300 XL 8 mm Proximity Probe is a high‑precision, non‑contact displacement sensor designed for turbine, compressor, motor, and generator condition monitoring systems. Part of the 3300 XL family, this eddy‑current probe measures radial shaft vibration and position with exceptional stability and repeatability, enabling early fault detection and predictive maintenance.
Engineered for industrial environments, this probe transmits accurate displacement signals to monitoring and protection systems, helping operators reduce unplanned downtime and improve machinery reliability.
Technical Specifications
| Parameter | Specification |
|---|
| Product Type | Eddy‑Current Proximity Probe |
| Model Number | 330101‑00‑13‑05‑02‑00 |
| Series | 3300 XL 8 mm |
| Measurement Type | Non‑contact displacement / proximity |
| Linear Range | ~8 mm (315 mils) |
| Sensitivity | ~100 mV/mm (nominal) |
| Frequency Response | Industrial‑grade bandwidth |
| Operating Temperature | ‑35 °C to +120 °C (continuous) |
| Intermittent Temperature | Up to ~250 °C |
| Cable | Rugged shielded coaxial cable |
| Standard Cable Length | ~1.0 m (custom lengths available) |
| Connector | Industrial 2‑pin connector |
| Mounting Thread | Standard probe thread compatible with housings/brackets |
| Target Recommendation | Flat target diameter ≥ 40 mm |
| Housing Material | Stainless steel rugged body |
| Protection | Moisture and contamination sealed |
| Dimensions | Probe diameter ~8 mm |
| Weight | Approx. 0.05 kg |
Industrial Applications
The 3300 XL 8 mm probe is widely used in condition monitoring for rotating machinery across numerous industries:
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Shaft displacement and vibration tracking in steam and gas turbines
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Bearing health analysis in compressors and high‑speed motors
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Machinery protection in power generation facilities
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Online monitoring in petrochemical and refinery plants
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Predictive maintenance systems in manufacturing plants
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Structural and foundation vibration diagnostics
By capturing precise displacement and positional data, this probe helps identify mechanical anomalies early — long before they lead to failures.
Key Advantages
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Non‑contact eddy‑current sensing: Eliminates wear and friction, extending service life
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Compact, rugged design: Stainless steel housing withstands industrial stresses
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Reliable 8 mm linear range: Ideal for close‑gap monitoring on small to medium equipment
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High sensitivity: Produces clear, low‑noise output for accurate diagnostics
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Wide temperature tolerance: Continuous operation from ‑35 °C to +120 °C
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Ease of integration: Compatible with 3300 XL monitoring and protection systems
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Customizable cable options: Tailored lengths available to suit installation requirements
This combination ensures dependable performance in harsh conditions where vibration monitoring is mission‑critical.
Technical FAQs
1. What does this proximity probe measure?
It measures non‑contact radial displacement and vibration using eddy‑current technology.
2. What is the effective measurement range?
Approximately 8 mm for close‑gap monitoring.
3. Can it operate in extreme temperatures?
Yes — continuous operation from ‑35 °C to +120 °C, with intermittent capability up to ~250 °C.
4. How does it mount on equipment?
Typical mounting is via standard threaded housings and brackets.
5. What cable type is used?
A rugged shielded coaxial cable with industrial 2‑pin connector.
6. What connector does it use?
An industrial‑grade, secure 2‑pin connector.
7. What target size is recommended?
Targets with a diameter of ≥ 40 mm provide consistent readings.
8. Is it suitable for harsh industrial environments?
Yes — with sealed housing and rugged construction.
9. Does it require calibration?
Periodic calibration is recommended for precise measurement.
10. What systems can it integrate with?
It integrates with 3300 XL monitoring and protection modules for vibration and shaft position analysis.
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