The Bently Nevada 330101-XX-XX-20-02-CN 147773-00-12 is a high-precision 8mm proximity probe from the 3300 XL series, designed for critical machinery condition monitoring. This probe is used to measure rotor displacement and vibration in rotating equipment, providing early detection of imbalance, misalignment, and bearing issues.

With a total cable length of 2.0 meters and a weight of 0.646 kg, this probe is ideal for installations requiring moderate cable reach while maintaining compactness. It features a durable stainless steel housing and a ceramic sensor core, ensuring high reliability and accuracy in industrial environments. The probe integrates seamlessly with Bently Nevada 3300 XL monitoring systems, providing continuous and precise data for predictive maintenance programs.

Product Specifications

Product Applications

The 330101-XX-XX-20-02-CN 147773-00-12 3300 XL 8mm Proximity Probe is commonly used in industries requiring precise rotor monitoring:

• Power Generation – Turbine and generator monitoring for misalignment, vibration, and imbalance.

• Oil & Gas – Compressor and pump rotor condition monitoring to prevent unscheduled downtime.

• Petrochemical Plants – Monitoring of high-speed rotating machinery in harsh environments.

• Industrial Manufacturing – Vibration and position monitoring of motors, fans, and pumps.

• Marine & Offshore Equipment – Shaft monitoring for turbines, pumps, and propulsion systems.

• Pulp & Paper Industry – High-speed rotor monitoring in paper machines and industrial rollers.

Product Advantages

• High Accuracy Measurement – Provides reliable displacement and vibration data for early fault detection.

• Moderate Cable Length – 2.0 meters provides flexibility for installations requiring slightly longer reach.

• Durable Construction – Stainless steel housing and shielded cable ensure long-term reliability.

• Seamless Integration – Compatible with 3300 XL monitoring systems for continuous condition monitoring.

• Wide Gap Range – Suitable for various shaft sizes and operational clearances.

• Predictive Maintenance Support – Helps detect misalignment, imbalance, and bearing wear early.

• Reduced Downtime – Reliable performance minimizes maintenance interruptions.

• Flexible Installation – Can be used for new installations or retrofits in constrained spaces.

FAQ

1. What is the tip diameter of this probe?

   The probe tip diameter is 8 mm, providing accurate rotor-to-probe gap measurements.

2. What is the total cable length of this probe?

   The total cable length is 2.0 meters, suitable for medium-distance installations within machinery cabinets.

3. What is the nominal gap range supported?

   The nominal gap range is 0.25 mm to 2.0 mm, adjustable through system calibration.

4. Which monitoring systems is this probe compatible with?

   It is designed for use with Bently Nevada 3300 XL monitoring systems for accurate data collection.

5. What is the operating temperature range?

   The probe operates reliably between -40 °C and +120 °C, suitable for most industrial machinery environments.

6. What type of output signal does the probe provide?

   It outputs an AC voltage proportional to the gap, which is processed by the 3300 XL system to determine rotor displacement and vibration.

7. What frequency range can the probe measure?

   The probe can measure DC up to 20 kHz, capturing both slow and high-frequency rotor movements.

8. What materials are used in the probe construction?

   Stainless steel housing, ceramic sensor core, and shielded flexible cable provide durability and reliable signal integrity.

9. Is this probe suitable for outdoor or harsh environments?

   Yes, it provides IP65 protection when installed properly, ensuring resistance to dust and water ingress.

10. Can this probe detect both static and dynamic rotor displacements?

    Yes, it measures both steady-state and dynamic rotor movements for predictive maintenance purposes.