Bently Nevada | 330876-03-50-00-00 3300 XL Proximity Probe

Overview

The Bently Nevada 3300 XL 50 mm Proximity Probe (330876-03-50-00-00) is engineered to thrive in demanding environments like steam turbine DE applications. Its robust design supports continuous operation at high temperatures up to 200°C (392°F) and intermittent spikes up to 250°C (482°F). Equipped with High-Temperature FluidLoc cables, advanced ClickLoc connectors, and moisture-resistant seals, this probe delivers exceptional performance and reliability.

Features

1. Enhanced Durability: Designed for extreme conditions, with operational temperature up to 200°C.
2. Precision Measurement: Offers a linear range of 27.9 mm, with an ASF of 394 mV/mm.
3. Robust Build: Includes front and rear seals for maximum moisture protection.
4. High-Performance Cable: FluidLoc perfluoroalkoxyethylene (PFA) insulation ensures longevity.
5. Flexible Mounting Options: Features smooth 1.99-inch diameter side-exit casing with predrilled mounting holes.

Technical Specifications

• Brand: Bently Nevada
• Model: 330876-03-50-00-00
  • 03: Smooth 1.99 in diameter, side exit.
  • 50: Total cable length of 5.0 meters.
  • 00: High-Temperature FluidLoc cable, no agency approvals.
• Power: Requires -17.5 to -26 Vdc (-23 to -26 Vdc with barriers).
• Output Resistance: 50 Ω
• Extension Cable Capacitance: 69.9 pF/m
• Linear Range: 1.3 to 29.2 mm, nominal ASF of 394 mV/mm.
• Target Size: Minimum diameter of 102 mm (4.0 in).
• Operating Temperatures:
  • Probe: -35°C to +120°C
  • Proximitor Sensor: -35°C to +65°C

Applications

• Steam Turbines: Reliable performance in DE environments.
• Rotating Equipment Monitoring: High-precision measurement for industrial machinery.
• High-Temperature Applications: Suitable for extreme heat and harsh conditions.

FAQs

1. What is the meaning of the suffix “03-50-00-00”?
   • The suffix indicates specific configuration options, including case type (smooth side exit), total length (5.0 meters), cable type, and agency approvals.
2. Can this probe withstand intermittent high temperatures?
   • Yes, it can endure up to 250°C for short durations.
3. What is the recommended cable for field wiring?
   • A three-conductor shielded triad cable is recommended for optimal performance.
4. What makes the FluidLoc cable unique?
   • It prevents fluid ingress, enhancing durability and accuracy in moisture-prone areas.

For more detailed information: 3300 XL NSv Proximity Transducer System Datasheet