330851-02-000-050-90-00-05 | Bently Nevada | Proximity Probes – 3300 XL 25 mm

Overview

The Bently Nevada 3300XL 25mm Proximity Probe (Model:330851-02-000-050-90-00-05) delivers precision in extreme conditions. Built for steam turbine monitoring, it replaces 7200-series probes and withstands continuous 200°C (392°F) operation, with 250°C (482°F) peak tolerance. Featuring a PEEK tip and stainless steel case, it ensures long-term reliability in high-vibration, high-heat environments.

Technical Specifications

• Brand: Bently Nevada
• Model: 330851-02-000-050-90-00-05
• Model Suffix Details:
  • 02: M30x2 threaded case (32mm major diameter)
  • 000: 0mm unthreaded section
  • 050: 50.0mm ±0.5mm case length
  • 90: 9.0m cable (29.5ft ±0.3ft)
  • 00: Unarmored configuration
  • 05: ATEX/IECEx/ABS/FCC compliance
• Electrical:
  • Resistance: 7.7Ω–9.9Ω (center to outer conductor at 25°C)
  • Cable Impedance: 75Ω ±3Ω (10MHz–1GHz)
• Environmental:
  • Operating Temp: -35°C to +200°C (-31°F to +392°F)
  • 24hr Peak Temp: 250°C (482°F)
  • Storage Temp: -40°C to +85°C (-40°F to +185°F)
• Materials:
  • Tip: PEEK (0.45mm ±0.05mm coating thickness)
  • Case: AISI 304 SST (HRC 35–45 hardness)
  • Cable: PFA FluidLoc (0.25mm² conductor, 500V dielectric strength)

Contact Information

For datasheets or bulk pricing:
[email protected]

Document Download: 3300-XL-25MM-Datasheet

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