330876-02-10-00-05 Bently Nevada | 3300 XL Proximity Probe

Overview

The Bently Nevada 330876-02-10-00-05 50 mm Proximity Probe is designed to withstand harsh industrial environments, especially for steam turbines. Featuring robust construction, it operates accurately even under extreme temperatures of up to 200°C (392°F) and can endure intermittent temperatures up to 250°C (482°F). Equipped with high-temperature FluidLoc cable and a durable ClickLoc connector, this probe ensures reliable performance in challenging conditions.

Technical Specifications:

• Brand: Bently Nevada
• Model: 3300 XL 50 mm Proximity Probe
• Product Number: 330876-02-10-00-05
• Thread Option: M14x1.5 (Metric)
• Length Option: 1.0 meter (3.3 feet)
• Armor Option: High Temperature FluidLoc Cable
• Approval Option: Multiple Agency Approvals
• Weight: 0.59 kg
• Power Requirements:
  • Without barriers: -17.5 Vdc to -26 Vdc, max 12 mA
  • With barriers: -23 Vdc to -26 Vdc
  • Operating above -23.5 Vdc may reduce linear range
• Output Resistance: 50 Ω
• Capacitance (Extension Cable): 69.9 pF/m (21.3 pF/ft)
• Field Wiring: 0.2 to 1.5 mm² (16 to 24 AWG)
• Linear Range: 27.9 mm (1100 mils)
  • Starts at 1.3 mm (50 mils) from target, extends up to 29.2 mm (1150 mils)
• Average Scale Factor (ASF): 394 mV/mm (10 mV/mil) nominal
• Deviation from Best Fit Straight Line (DSL): Less than ±0.74 mm (±29 mils)
• Temperature Performance:
  • Probe Temperature Range: -35°C to +120°C (-31°F to +248°F)
  • Proximitor Sensor/Extension Cable Temp Range: 0°C to +45°C (+32°F to +113°F)
• Recommended Minimum Target Size: 102 mm (4.0 in) diameter (flat target)
• Extension Cable Material: 75 Ω triaxial, PFA insulated FluidLoc cable

Applications:

This probe is ideal for use in high-temperature environments where high precision is required, such as steam turbines and rotating machinery monitoring systems.

Features:

• Dual seals (front and rear) to prevent moisture ingress
• ClickLoc connectors for easy routing and protection from contamination
• Suitable for harsh conditions with Viton O-rings ensuring the probe’s pressure seal
• Available with both straight exit (M14x1.5 thread) and side exit case styles
• Probe and extension cable come with connector protectors to maintain cleanliness

FAQ:

1. What is the linear range of the 3300 XL probe?
   • The linear range is from 1.3 mm to 29.2 mm (50 to 1150 mils).
2. What is the maximum operating temperature for the 3300 XL?
   • The probe can operate at up to 200°C (392°F) continuously and up to 250°C (482°F) intermittently.
3. What type of cable should I use for this probe?
   • It is recommended to use a three-conductor shielded triad cable, sized between 0.2 to 1.5 mm² (16 to 24 AWG).
4. What approvals does this probe have?
   • The 3300 XL probe has multiple agency approvals for various industrial applications.

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