Bently Nevada 330171‑00‑22‑10‑11‑05 3300 5 mm Proximity Probe
The Bently Nevada 330171‑00‑22‑10‑11‑05, part of the 3300 5 mm series, is a proximity transducer probe designed for shaft vibration and displacement monitoring in rotating machinery. It is widely used in compressors, turbines, and pumps where precise measurements are required.
Part Configuration Breakdown
The configuration options are defined as follows:
330171: Base model — 3300 5 mm proximity probe with a 1/4‑28 UNF thread and no armor
00: Unthreaded length option — 0.0 inches of unthreaded portion
22: Case length option — 2.2 inches overall case length
10: Cable length option — 1.0 meter (3.3 feet) total cable length
11: Connector option — miniature coaxial ClickLoc connector with connector protector, standard configuration
05: Agency approval option — multiple hazardous area approvals (North America, ATEX, IECEx)
Technical Characteristics
Parameter
Specification
Thread Size
1/4‑28 UNF
Case Material
Stainless steel (AISI304)
Tip Material
Polyphenylene sulfide (PPS)
Cable Type
Miniature coaxial with ClickLoc connector
Temperature Range
–35 °C to +177 °C (–31 °F to +351 °F)
Impedance
75‑ohm coaxial system
Functional Description
The 330171‑00‑22‑10‑11‑05 probe uses eddy‑current technology to measure shaft displacement and vibration. Its compact 5 mm tip design allows installation in restricted spaces while maintaining high accuracy. The probe delivers a linear signal compatible with Bently Nevada monitoring systems, enabling precise diagnostics of machine health.
Key Applications
Compressors: Centrifugal air, refrigeration, and process gas compressors
Turbines: Steam and gas turbines for shaft vibration monitoring
Pumps: Industrial pumps with fluid‑film bearings
Restricted Clearances: Areas where larger probes cannot be installed
