Bently Nevada 330105-02-12-10-12-05 Full Technical Overview

1. Product Title

330105-02-12-10-12-05 3300 XL 8 mm Reverse Mount Proximity Probe

2. Brand

This product belongs to a globally recognized industrial condition monitoring technology brand widely used for vibration monitoring, shaft displacement measurement, and rotating machinery protection in heavy industry applications.

3. Product Series

3300 XL 8 mm Proximity Transducer System (Reverse Mount Type)

This series is designed for non-contact measurement of shaft vibration and position in critical rotating machinery such as turbines, compressors, and pumps.

4. Product Introduction

The 330105-02-12-10-12-05 is an 8 mm reverse mount proximity probe used for high-precision measurement of shaft vibration and axial displacement.

It works based on eddy current sensing technology, which allows accurate detection of distance changes between the probe tip and conductive metal surfaces without physical contact.

The reverse mount design is intended for installations where axial space is limited or where standard probe mounting cannot be applied.

This model is typically used as part of a complete system including:

• Proximity probe
• Extension cable
• Signal conditioning module (proximitor sensor)

Together, these components provide stable and continuous monitoring for predictive maintenance and machinery protection systems.

5. Technical Parameters

Key Specification Table

Verified weight reference: 0.323 kg for 330105-02-12-10-12-05 configuration.

6. Product Applications

This probe is widely used in rotating machinery monitoring systems where continuous vibration and displacement measurement is required.

Main Applications:

• Steam turbine vibration monitoring
• Gas turbine shaft displacement monitoring
• Centrifugal compressor protection systems
• Industrial pump condition monitoring
• Motor bearing vibration diagnostics
• Oil & gas rotating equipment monitoring
• Petrochemical plant machinery protection
• Power generation systems

7. Product Advantages

1. High Precision Non-Contact Measurement

Accurately measures shaft vibration and position without physical contact.

2. Reverse Mount Design

Ideal for compact installations where standard probe orientation is not possible.

3. High Temperature Resistance

Stable operation in harsh environments up to 177°C.

4. Strong Industrial Signal Stability

Designed for low noise and stable output in electrically noisy environments.

5. Durable Construction

Stainless steel housing ensures long-term mechanical reliability.

6. Modular Compatibility

Fully compatible with extension cables and proximitor modules.

7. Continuous Operation Capability

Designed for 24/7 monitoring of critical rotating machinery.

8. Working Principle

The probe operates based on the eddy current displacement principle:

• A high-frequency electromagnetic field is generated
• Conductive shaft surface induces eddy currents
• Distance variation changes electromagnetic response
• Output voltage represents vibration or displacement

This allows precise real-time condition monitoring.

9. System Composition

A complete monitoring system includes:

• 8 mm reverse mount proximity probe (this model)
• Coaxial extension cable
• Proximitor signal conditioning unit

10. Recommended 5 Related Models (Same Series / Similar)

11. Recommended 5 Popular Models (Same Brand)