Product Overview

The 330901-00-52-10-02-05 is a specialized Narrow Side View (NSv) proximity probe engineered by Bently Nevada for high-precision displacement monitoring in spatially restricted machinery. Unlike standard transducers, the NSv series is optimized for applications where tight counterbores or small target surfaces would typically cause side-view interference and signal distortion. This probe provides non-contacting measurements of vibration and shaft position, serving as a critical data source for predictive maintenance systems. Its compact 1/4-28 UNF thread profile and unarmored cable design allow for seamless routing and installation in dense mechanical assemblies.

Critical Engineering Parameters and Dimensions

This sensor is manufactured to exact tolerances to ensure reliability in high-speed compression environments. Key hardware specifications include:

• Case Length: 5.2 inches (Threaded)

• Total Cable Length: 1.0 Meter (39 inches)

• Thread Interface: 1/4-28 UNF

• Tip Material: High-durability Polyphenylene Sulfide (PPS)

• Armor Configuration: Unarmored (standard coaxial cable)

• Component Weight: 0.06 kg (Base) / 0.14 kg (Shipping weight)

• Physical Dimensions: 1.8 cm x 1.6 cm x 123 cm (Unit reach)

• Shipping Footprint: 20.3 cm x 22.0 cm x 3.5 cm

• Connector Type: Miniature coaxial ClickLoc interface

• Country of Origin: United States

Industrial Deployment Environments

The 330901-00-52-10-02-05 is specifically tailored for equipment where standard-sized probes are physically incompatible. Typical applications include:

• Centrifugal Air Compressors: Monitoring radial vibration in high-speed, compact rotor assemblies.

• Process Gas Machinery: Tracking axial thrust and shaft stability in compressors used for chemical and gas transport.

• Refrigeration Units: Precision sensing in industrial-scale cooling and refrigeration compressors with limited internal clearances.

• Turbine Supervisory Instrumentation (TSI): Integration into TSI systems for real-time equipment protection and early fault diagnosis.

• Small Diameter Shafts: Accurate measurement of shafts smaller than 51 mm (2 inches) where curvature effects must be minimized.

FAQ

Q: What is the benefit of the 5.2-inch case length for this probe?

The 5.2-inch case length allows the probe to reach through thick machine casings or mounting brackets to access the target shaft, while the 1/4-28 threads provide a fine-adjustment capability for precise gap setting.

Q: Why is the NSv probe tip made of Polyphenylene Sulfide (PPS)?

PPS is an advanced thermoplastic chosen for its exceptional chemical resistance and thermal stability, ensuring the probe tip remains intact even when exposed to harsh industrial lubricants and high operating temperatures.

Q: Can this probe be used in areas with heavy electrical noise?

Yes, the 3300 NSv system features improved RFI/EMI immunity, allowing the probe to deliver clean signals even in environments where electrical interference from motors or drives is present.

Q: Is a special connector required to attach this to a Proximitor sensor?

This probe comes equipped with a miniature coaxial ClickLoc connector, which is the standard interface for the 3300 NSv series. It is designed for secure engagement without the need for specialized torque tools.

Q: How does this probe handle "side-view" interference?

The NSv series utilizes a more focused magnetic field than standard 8mm probes, which significantly reduces the sensor's sensitivity to the side walls of a counterbore or other nearby metallic structures.