Bently Nevada 330707 3300 XL 11mm Probe | Long Cable Vibration Sensor

Product Snapshot

• Manufacturer: Bently Nevada
• Product Number: 330707-00-20-90-11-00
• Series: 3300 XL
• Product Type: 3300 XL 11mm Proximity Probe
• Country of Origin: Made in U.S.A

Design Concept

This probe focuses on accuracy and durability.
It suits critical rotating machinery.
The structure resists heat, oil, and vibration.
It supports stable long-term measurement.

330707-00-20-90-11-00 Code Breakdown

• 330707 → 3300 XL 11mm Probe
• Thread Type → 5/8-18 UNF
• Armor → None
• Length Options
  • Unthreaded Length: 0 in
  • Case Length: 2.0 in
  • Total Cable Length: 9.0 m
• Connector System
  • Miniature coaxial ClickLoc
  • Integrated connector protector
  • FluidLoc sealed cable

Core Technical Data

• Sensing Method: Eddy current displacement
• System Compatibility: 3300 XL monitoring systems
• Nominal Cable Impedance: 75 Ω triaxial
• Probe DC Resistance: 8.5 Ω ± 1.1 Ω (9 m)
• Minimum Bend Radius: 25.4 mm
• Shipping Weight: 0.17 kg

Material Engineering

• Probe Tip: Polyphenylene sulfide (PPS)
• Probe Case: AISI 304 stainless steel
• Cable Insulation: FEP fluoropolymer
• Seal Type: Viton O-ring pressure seal

Environmental Limits

• Operating Temperature: -52 °C to +177 °C
• Storage Temperature: -52 °C to +177 °C
• Low Temperature Warning: Avoid below -34 °C
• Pressure Capability: Differential pressure sealed

Mechanical Details

• Thread Options
  • 5/8-18 UNF → Max engagement 0.938 in
  • M16x1.5 → Max engagement 24 mm
  • M14x1.5 → Max engagement 21 mm
• Torque Values
  • Recommended Case Torque: 15.2 N·m
  • Maximum Case Torque: 45.2 N·m
  • Connector Torque: Finger tight recommended
  • Connector Max Torque: 0.565 N·m

Key Selling Points

• High repeatability for shaft position.
• Excellent thermal stability.
• Strong resistance to oil and chemicals.
• Secure ClickLoc connector system.
• Long service life in harsh plants.

Installation Notes

• Use correct torque during mounting.
• Keep cable bend radius above limits.
• Match probe length with extension cable.
• Verify gap during system calibration.

Compatibility Scope

• Fully compatible with 3300 XL proximitor.
• Works with 3300 and 3500 systems.
• Ideal replacement for worn 11mm probes.

Logistics and Warranty

• Warranty: 12 months
• Condition: New and original
• Shipping Methods: FedEx, UPS, DHL

Professional FAQ

How does this probe handle high vibration?

The stainless case and PPS tip reduce signal drift.
They keep readings stable over time.

Is a 9 meter cable suitable for all systems?

It fits many layouts.
Always check total system length rules.

Can it work near hot bearings?

Yes.
The probe supports temperatures up to 177 °C.

What causes early seal failure?

Extreme cold below -34 °C may damage the O-ring.

How should buyers choose the right probe?

Check thread size, cable length, and system model.

Related Product Link

• 
  Explore more 3300 XL 11mm Probe options
  

Contact Information

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

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