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SKU: 330103-00-11-10-02-CN

Bently Nevada 330103-00-11-10-02-CN 3300 XL 8mm Proximity Probe

The Bently Nevada 330103-00-11-10-02-CN is a 3300 XL 8mm proximity probe designed for high-precision vibration and position monitoring. Utilizing eddy current technology, this US-manufactured sensor features a 1.0-meter cable and a robust stainless steel housing, ensuring reliable real-time data for critical turbines and compressors in harsh industrial environments.

Eddy Current Technology and Vibration Monitoring

The Bently Nevada 330103-00-11-10-02-CN operates as a high-precision eddy current sensor within the 3300 XL series. This 8mm proximity probe actively measures the physical gap between the probe tip and a rotating shaft or target surface. By generating a high-frequency electromagnetic field, the probe detects minute changes in distance, converting them into precise voltage signals. Consequently, this technology allows the monitoring system to track axial position and radial vibration in real-time. Because high-speed machinery requires micro-level accuracy, the 330103-00-11-10-02-CN provides the essential data necessary for early fault detection in turbines, compressors, and industrial motors.

Environmental Durability and Signal Integrity

To survive the rigorous conditions of power plants and refineries, the 3300 XL probe utilizes advanced PPS (Polyphenylene Sulfide) overmolding for its tip. This construction actively shields the internal coil from moisture, oil, and chemical contaminants. Furthermore, the probe features a robust 316 stainless steel case that resists mechanical stress and high-vibration environments. The integrated 3300 XL cabling system employs specialized shielding to suppress electromagnetic interference (EMI), ensuring that the low-voltage signals remain clear as they travel to the Proximitor sensor. This level of protection allows the probe to maintain its calibration and reliability even when exposed to extreme temperatures and harsh industrial atmospheres.

Predictive Maintenance and Machinery Protection

Bently Nevada manufactures the 330103-00-11-10-02-CN in the USA to serve as a cornerstone of Turbine Supervisory Instrumentation (TSI). The module integrates seamlessly with the 3500 Monitoring System, providing continuous diagnostic data to maintenance teams. By utilizing these probes, operators can transition from reactive to predictive maintenance strategies. The system detects subtle shaft misalignments or bearing wear before they lead to catastrophic failure, thereby reducing unplanned downtime and extending the operational lifespan of critical assets. Moreover, the “CN” designation indicates compliance with specific regional standards, ensuring the probe meets local safety and industrial requirements.

Detailed Technical Specifications

  • Manufacturer: Bently Nevada (Baker Hughes)
  • Model Number: 330103-00-11-10-02-CN
  • Product Series: 3300 XL 8mm
  • Measurement Type: Proximity / Eddy Current
  • Tip Diameter: 8 mm
  • Thread Size: 3/8-24 UNF (Unthreaded length and overall length determined by configuration)
  • Cable Length: 1.0 meter (Standard for this configuration)
  • Connector Type: Miniature coaxial ClickLoc connector
  • System Environment: TSI (Turbine Supervisory Instrumentation)
  • Operating Temperature: -52°C to +177°C (-62°F to +351°F)
  • Weight: 0.08 kg
  • Product Origin: USA

Core Industrial Applications

  • Tracks radial vibration in high-speed steam and gas turbines.
  • Monitors axial thrust position in centrifugal compressors.
  • Provides Phase Reference (Keyphasor) signals for machinery speed measurements.
  • Detects eccentricity and shaft orbit patterns in large industrial pumps.