The Bently Nevada 330171-10-30-10-02-05 3300 5 mm Proximity Probe is part of the 3300 series non-contact eddy current proximity transducer system. It is specifically engineered for precise shaft vibration and displacement measurements in rotating machinery. This probe delivers stable, accurate performance over a wide temperature range and harsh industrial environments.

With a 5 mm tip diameter, the 330171 probe is ideal for applications requiring compact installation without sacrificing accuracy. It provides reliable condition monitoring when combined with extension cables and the 3300 XL Proximitor sensor. Its proven design ensures long-term stability, making it a trusted choice in critical machinery protection and monitoring systems worldwide.

Product Specifications

Applications

• Turbomachinery monitoring – for gas turbines, steam turbines, and compressors.

• Displacement measurement – accurate shaft position detection.

• Vibration analysis – for early fault detection and predictive maintenance.

• Thrust position monitoring – ensuring bearing protection and safe operation.

• Petrochemical and refining industries – where continuous reliability is essential.

• Rotating machinery protection systems – part of API-compliant monitoring.

Advantages

• High Precision: Provides accurate vibration and displacement readings.

• Compact Size: 5 mm design allows installation in tight spaces.

• Durable Construction: Stainless steel housing and ceramic tip for longevity.

• Broad Frequency Range: Effective monitoring from DC to 10 kHz.

• System Integration: Fully compatible with 3300 XL Proximitor sensors.

• Temperature Stability: Reliable across a wide range of operating environments.

• Industry Standard: Trusted by industries worldwide for machine protection.

Frequently Asked Questions (FAQ)

1. What is the sensitivity of the 330171 5 mm probe?

   It provides 200 mV/mil (7.87 mV/µm) sensitivity.

2. What is the maximum linear range supported?

   The probe can measure up to 2.0 mm (80 mils).

3. Which proximitor does it work with?

   It pairs with 3300 XL Proximitor sensors for accurate monitoring.

4. What is the frequency response capability?

   It operates effectively from DC to 10 kHz.

5. What materials are used in the probe tip?

   The probe tip is made of ceramic for stability and insulation.

6. Can the probe be used in high-vibration environments?

   Yes, it can withstand up to 200 g peak shock.

7. Is the probe immune to electromagnetic interference?

   Yes, it is designed to resist EMI/RFI disturbances.

8. Does the probe support continuous monitoring?

   Yes, it is engineered for 24/7 continuous machine protection.

9. Can it be installed in hazardous process industries?

   Yes, it is suitable for oil & gas, petrochemical, and power generation sectors.

10. What type of output signal does it provide?

    A voltage signal proportional to shaft displacement.