Bently Nevada 330103-00-04-20-02-00 3300 XL 8 mm Proximity Probe

The Bently Nevada 330103-00-04-20-02-00 is a high-precision 8 mm proximity probe designed for non-contact measurement of shaft vibration and axial position in industrial rotating machinery. Part of the well-established 3300 XL series, this probe features a 20-foot (6.2 m) shielded coaxial cable and a shell-style “02” connector, ensuring compatibility with Bently Nevada monitoring and protection systems.

This model is ideal for deployment in demanding environments such as power generation, petrochemicals, and heavy manufacturing, offering accurate and stable data for predictive maintenance and real-time equipment protection. Its rugged stainless steel design and electromagnetic shielding provide long-lasting performance, even under high vibration and temperature conditions.

Key Features

• 8 mm diameter tip for standard eddy current sensing

• 20-foot (6.2 m) integral shielded coaxial cable

• Compatible with Bently Nevada 3300 XL Proximitor® systems

• Shell style “02” connector for secure signal connections

• High linearity and sensitivity for precise shaft monitoring

• IP67-rated protection for use in dusty and wet environments

• Resistant to EMI and harsh industrial conditions

• Ideal for critical machine protection and condition monitoring applications

Technical Specifications

Industry Applications

• Power Generation – Monitoring turbines, generators, and gearboxes

• Oil & Gas – Axial and radial monitoring in pumps and compressors

• Petrochemical – Critical rotating equipment condition tracking

• Steel & Mining – Motors, crushers, fans, and heavy-duty rotating assets

• Marine Engineering – Shaft alignment and thrust detection in ship drives

• Industrial Machinery – Precision motors, spindles, and rotating tools

Product Advantages

• High Measurement Accuracy – Delivers consistent, linear readings across full range

• Long Cable Reach – 20 ft length supports flexible probe placement in large systems

• Durable Construction – Built to withstand corrosive and high-vibration environments

• Stable Signal Output – Shielded cable design minimizes electromagnetic interference

• Global Compatibility – Works with Bently Nevada 3300 XL transducers and monitors

• Reduced Downtime – Enables predictive diagnostics and machinery health tracking

• Flexible Mounting Options – Threaded housings simplify installation

• IP67 Protection – Sealed design ensures probe performance in harsh conditions

Frequently Asked Questions (FAQ)

1. Q: What does the “20” in the model number indicate?

   A: It refers to the probe’s 20-foot (6.2-meter) cable length.

2. Q: What is the purpose of the shell “02” connector?

   A: Shell style “02” standardizes electrical and mechanical mating with extension cables and monitoring systems.

3. Q: Is this probe compatible with older Bently Nevada systems?

   A: It is designed for use with 3300 XL systems but may be compatible with select legacy monitors.

4. Q: What’s the probe’s sensing range?

   A: Typically 0.15 mm to 5.00 mm, depending on setup and target material.

5. Q: What is the environmental rating?

   A: IP67 – resistant to dust and water ingress.

6. Q: Can it withstand high temperatures?

   A: Yes, operating range is –40°C to +120°C.

7. Q: What kind of material is used for the probe housing?

   A: Stainless steel for durability and corrosion resistance.

8. Q: Is the cable shielded against EMI?

   A: Yes, the coaxial cable is fully shielded to prevent signal degradation.

9. Q: What mounting thread is supported?

   A: Typically 1/4-28 UNF or M8 × 1, depending on model configuration.

10. Q: Does it require recalibration?

    A: It comes pre-calibrated; occasional field verification is recommended as part of routine maintenance.