Bently Nevada 330171-00-20-90-02-00 5mm Proximity Probe – High-Performance Vibration Monitoring

Monitor machinery vibration with precision using the Bently Nevada 330171-00-20-90-02-00 proximity probe. This 5mm sensor features a 1/4-28 UNF thread, 9-meter cable, and rugged stainless steel case for industrial durability. Ideal for predictive maintenance in turbines, compressors, and motors.

Key Features

• 5mm sensing tip with PPS material for accurate measurements
• 9-meter (29.5 ft) cable with Miniature ClickLoc connector
• Stainless steel case withstands -35°C to +177°C (-31°F to +351°F)
• 1/4-28 UNF threaded installation
• 50 Ω impedance for stable signal transmission

Technical Specifications

• Brand: Bently Nevada
• Model: 330171-00-20-90-02-00
• Power: -17.5Vdc to -26Vdc, 12mA max
• Output Resistance: 50 Ω
• Cable Type: 75 Ω triaxial FEP-insulated
• Thread Size: 1/4-28 UNF (max engagement 0.375")
• Weight: 0.323 kg

Installation Guide

• Use #3 or larger tap drill for 1/4-28 threads
• Torque probe case to 5.1 N·m (45 in·lb) recommended
• Maintain 25.4 mm (1.0") minimum bend radius for cable

Maintenance & Compatibility

• Works with Bently Nevada 3300 XL systems
• No recalibration needed under stable conditions
• Compatible with AISI 4140 steel targets

What’s Included

• 1x 5mm proximity probe (9m cable)
• ClickLoc connector
• 12-month warranty

Shipping Options

• FedEx, UPS, or DHL express shipping available

Typical Applications

• Turbine vibration monitoring
• Compressor health analysis
• Motor bearing diagnostics

Diagnostic Capabilities

• Detects shaft displacement and misalignment
• Identifies early-stage bearing wear
• Measures vibration frequencies up to 10 kHz

FAQ

• Q: What target material is required?
  A: AISI 4140 steel recommended.
• Q: Can this probe handle high temperatures?
  A: Yes, rated for -35°C to +177°C (-31°F to +351°F).

Compare Similar Models

• 330171-00-20-10-02-00 (5mm probe, 1m cable)
• 330171-00-28-10-01-05 (Different thread/cable options)