330881-28-05-080-00-02 Bently Nevada 3300 XL 8mm Proximity Probe

Product Overview

• The Bently Nevada 330881-28-05-080-00-02 is an integrated proximity transducer solution.
• It combines a high-performance 8mm probe and Proximitor sensor into one housing.
• This design simplifies installation in demanding industrial environments.
• Engineers utilize this ProxPac XL series for critical machinery protection.
• Please download the technical manual for detailed installation instructions here: Download Datasheet.

Global PLC Spare HUB's Insight

• Our team recommends the 330881 for applications requiring extreme mechanical durability.
• The UV-resistant PPS housing prevents degradation in outdoor settings.
• This specific 80mm penetration model fits deep machine casings perfectly.
• We confirm this unit provides reliable data for vibration and position.
• It is ideal for steam turbines, centrifugal compressors, and large motors.

Configuration Breakdown

• Model: 330881
  • Probe and Approvals (-28):
    • 3300 XL 8 mm probe assembly.
    • Equipped with Multiple Agency Approvals.
  • Standoff Adapter Option (-05):
    • 50 mm B-Dimension selected.
  • Probe Penetration Option (-080):
    • 80 mm C-Dimension depth.
  • Fittings Option (-00):
    • No outer sleeve assembly included.
  • Mounting Thread Option (-02):
    • 3/4-14 NPT threaded connection.

Technical Specifications

• Brand: Bently Nevada
• Model: 330881-28-05-080-00-02
• Series: ProxPac XL
• Measurement Range: 2 mm (80 mils) linear range.
• Frequency Response: 0 to 10 kHz (+0, -3 dB).
• Sensitivity: 7.87 V/mm (200 mV/mil) ±5% accuracy.
• Linearity: Less than ±0.025mm deviation (DSL).
• Resolution: High-resolution vibration and gap sensing.
• Temperature Range: -51 °C to +177 °C (Probe).
• Environmental Tolerance: IP66 verified housing protection.
• Interference Resistance: Triaxial cable provides superior noise shielding.

Installation and Maintenance

• Mounting requires a 3/4-14 NPT threaded entry.
• Recommended torque for the retaining nut is 29.5 N·m.
• Field wiring supports 16 to 24 AWG shielded cable.
• Inspect O-rings annually to ensure the pressure seal integrity.
• Maintenance is minimal due to the integrated sensor design.

Compatibility and Diagnostics

• Fully compatible with Bently Nevada 3500 and 3300 systems.
• Connects directly to machinery protection monitors via field wiring.
• Provides precise diagnostics for shaft radial vibration and thrust.
• Enables early detection of bearing wear or rotor imbalance.

Shipping and Warranty

• Packing List: One 330881 Transducer Assembly.
• Warranty: 12-month comprehensive quality guarantee.
• Handling Time: Dispatched within 24-48 hours.
• Delivery: Express shipping via FedEx, UPS, or DHL.

Selection Guide & Comparison

• Compare with 330881-28-04-045-03-02 for shorter 45mm penetration needs.
• Compare with 330880-16-00-060-03-02 for different mounting configurations.
• Technical Advice: Ensure the probe tip does not contact the shaft during installation.
• Always verify the gap voltage using a digital multimeter.

Frequently Asked Questions (FAQ)

• What is the primary benefit of the ProxPac XL design? It eliminates the need for a separate Proximitor housing.
• Is the housing resistant to chemical exposure? Yes, the PPS and stainless steel materials resist most industrial chemicals.
• What is the maximum field wiring length supported? You can extend wiring up to 305 meters to the monitor.
• Can this unit be used in underwater applications? No, it is IP66 rated for splashing and dust, not immersion.
• Does the 12-month warranty cover mechanical impact? The warranty covers manufacturing defects under normal operating conditions.

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