Bently Nevada 330104-00-07-50-02-00 3300 XL 8 mm Probe

The Bently Nevada 330104-00-07-50-02-00 serves as a fundamental sensor for monitoring industrial rotating equipment. This 8mm proximity probe belongs to the 3300 XL transducer series. It measures the distance between the probe tip and the target shaft without physical contact. Because it uses eddy current technology, it provides accurate data in oil-saturated environments. The system translates the physical gap into a proportional voltage signal. This allows operators to track both shaft vibration and axial position in real-time. Consequently, this hardware provides early detection of mechanical wear or instability.

Specific Configuration and Build Quality

The 330104-00-07-50-02-00 model features a specific mechanical design for various industrial mounting requirements. It utilizes a M10 x 1 metric thread for secure installation in machine housings. The “00” option represents a fully threaded body without unthreaded length. Additionally, the “07” suffix indicates a 70mm case length for standard reach applications. This probe includes a 5.0-meter total length integrated cable for flexible routing. Furthermore, the “02” armored option adds a stainless steel conduit. This armor protects the coaxial cable from physical damage and chemical exposure.

Industrial Utility and System Compatibility

This 8mm probe excels on machinery equipped with fluid-film bearings. Typical applications include gas turbines, centrifugal compressors, and large pumps. Furthermore, the 3300 XL series maintains backward compatibility with older 3300 system components. This feature allows facilities to upgrade their monitoring hardware gradually. The sensor resists electromagnetic interference effectively, ensuring clean signal transmission. It also works as a Keyphasor reference for speed measurement and phase analysis. Reliable data from this probe supports advanced predictive maintenance strategies.

Reliability in Severe Operating Conditions

Bently Nevada builds these probes to withstand the rigors of power and process industries. The probe tip consists of high-strength polyphenylene sulfide (PPS). This material prevents degradation when exposed to corrosive industrial lubricants. Moreover, the FluidLoc seal prevents moisture from wicking through the cable. The gold-plated connectors ensure a stable electrical connection despite constant machine vibration. This robust construction guarantees long-term accuracy and reduces the frequency of sensor replacements. Therefore, the 330104 series represents a cost-effective choice for critical asset protection.

Technical Performance Characteristics