Bently Nevada 330905-00-25-05-12-CN Proximity Probe

Where It Excels in Industrial Use

• Compact Shaft Displacement Monitoring for Rotating Machinery:
The Bently Nevada 330905-00-25-05-12-CN 3300 NSv Proximity Probe is designed for non-contact measurement of shaft displacement, radial vibration, and mechanical movement in rotating equipment. Using eddy-current sensing technology, it provides stable and accurate monitoring performance for machinery protection applications.

• Small Rotating Equipment Condition Monitoring:
This metric M10 × 1 proximity probe is optimized for applications where installation space is limited. It is commonly used with motors, pumps, compressors, turbines, and auxiliary machinery that require compact vibration monitoring solutions.

• Industrial Machinery Protection Systems:
When combined with compatible Bently Nevada Proximitor sensors and monitoring platforms, this probe delivers reliable shaft position and vibration signals to support predictive maintenance programs and improve equipment availability.

• Harsh Operating Environment Applications:
The probe features a stainless-steel case, FEP insulated cable, and FluidLoc cable technology, making it suitable for demanding industrial environments where long-term signal stability and mechanical durability are required. 

Key Advantages at a Glance

• High-Precision Eddy Current Sensing:
Provides non-contact shaft measurement with excellent repeatability, eliminating mechanical wear associated with contact-based sensors.

• 3300 NSv Metric Configuration:
The M10 × 1 threaded design allows easy integration into compact machinery monitoring installations.

• FluidLoc Cable Protection:
The FluidLoc cable structure helps prevent oil and fluid migration through the probe cable, improving reliability in industrial environments.

• Long-Term Signal Stability:
Designed for continuous operation in machinery protection systems requiring dependable vibration and displacement feedback.

• CN Approval Configuration:
The CN suffix identifies the China-specific approval option, making this configuration suitable for installations requiring regional compliance documentation. 

Technical FAQs

1. What is the main function of the Bently Nevada 330905-00-25-05-12-CN?
It measures shaft displacement and vibration using non-contact eddy-current sensing technology.

2. Which product family does this probe belong to?
It belongs to the Bently Nevada 3300 NSv Proximity Probe family.

3. What type of measurement technology does this probe use?
It uses an eddy-current measurement principle for detecting shaft movement without physical contact.

4. What thread specification does this model use?
This model uses an M10 × 1 metric thread configuration.

5. What does the 12 option represent in the model number?
The 12 option identifies the miniature coaxial ClickLoc connector with FluidLoc cable configuration.

6. Can this probe be used for shaft vibration monitoring?
Yes. When connected with a compatible Proximitor sensor, it can provide shaft vibration and displacement measurement signals.

7. Does this probe work independently?
No. It requires a compatible driver/proximitor interface and monitoring system for signal processing.

8. What type of machines can use this probe?
It is suitable for rotating equipment such as turbines, compressors, pumps, and motors requiring shaft condition monitoring.

9. What should be checked before replacing this probe?
The thread size, case length, cable type, connector configuration, approval option, and system compatibility should be verified.

10. What is the benefit of non-contact measurement technology?
It allows continuous shaft monitoring without mechanical contact, improving reliability and reducing sensor wear.