Bently Nevada 330171-00-20-90-02-05 5mm Proximity Probe Module

Compact Industrial Sensing Profile

• Bently Nevada 330171-00-20-90-02-05 is a precision vibration sensing probe.
• It is part of the 3300 5mm Proximity Probes product line.
• The probe measures shaft position and dynamic vibration.
• Its slim 5 mm tip fits narrow mounting spaces.
• The 9 meter cable supports remote cabinet layouts.
• Built for continuous heavy duty service in rotating machines.

Configuration Tree and Suffix Logic

• 330171 Series Structure
  • 00
    • Zero unthreaded length
  • 20
    • 2.0 inch probe case length
  • 90
    • 9.0 meter integrated cable
  • 02
    • Mini ClickLoc coax connector
  • 05
    • Multi agency certification set

Expanded Technical Performance

• Brand: Bently Nevada
• Model: 330171-00-20-90-02-05
• Sensor type: Eddy current displacement probe
• Standard reference gap: 1.27 mm
• Operating voltage: -17.5 to -26 Vdc
• Typical supply: -24 Vdc regulated
• Current draw: ≤12 mA
• Output impedance: 50 Ω
• Probe resistance: 9.87 ± 0.90 Ω
• Signal stability: <2 mV per volt supply change
• Dynamic range: Optimized for rotor vibration bands
• Response speed: Suitable for high speed shafts
• Noise immunity: Stable under 300 Gauss magnetic fields
• Temperature range: -35°C to +177°C
• Storage temperature: Down to -55°C ambient class
• Cable structure: 75 Ω FEP insulated triaxial cable
• Minimum bend radius: 25.4 mm
• Case material: AISI 304 stainless steel
• Tip material: PPS high temperature polymer
• Tensile strength: 222 N cable retention
• Weight: 0.323 kg

Mechanical Installation Notes

• Thread type is 1/4-28 UNF.
• Maximum thread engagement is 0.375 inch.
• Use #3 or larger tap drill for mounting.
• Recommended torque is 5.1 N·m.
• Do not exceed 7.3 N·m torque.
• Keep proper probe gap during setup.

System Integration Strengths

• Works with Bently Nevada 3300 monitoring racks.
• Pairs with standard extension cables and drivers.
• Supports predictive maintenance systems.
• Enables early fault trend detection.
• Improves machine reliability and uptime.

Service and Reliability Advantages

• ClickLoc connector speeds field replacement.
• Sealed cable reduces contamination risk.
• Stable calibration lowers service needs.
• Designed for long operating life.

Scope of Delivery and Logistics

• 1 × original proximity probe unit
• Protective connector cover included
• Factory sealed packaging
• 12 month industrial warranty
• Global shipping via FedEx, UPS, or DHL

Professional FAQ and Buying Advice

• How do I choose between 5 m and 9 m cable versions
• Select longer cables for large turbine enclosures and remote panels.
• Can this probe run near high power motors
• Yes. It resists strong magnetic interference.
• What gap error affects measurement accuracy
• Incorrect initial gap reduces linear sensing range.
• When should I replace an aging probe
• Replace it if signal drift appears during calibration checks.
• What should buyers confirm before ordering
• Verify cable length, thread size, and system compatibility.

Contact and Support

• Email: info@oiltechcontrols.com
• WhatsApp: +86 158 8020 0923

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