330876-01-90-01-05 Bently Nevada | 3300 XL 50 mm Proximity Probe

Bently Nevada 330876-01-90-01-05 50mm High-Temp Proximity Probe

Industrial-grade 50mm sensor built for extreme steam turbine environments. Withstands continuous 200°C operation and short-term 250°C exposure. Factory-new with 12-month warranty.

Model Configuration

• 330876 → 50mm XL Proximity Probe
• -01 → ½-20 Thread (Straight Exit)
• -90 → 9.0 meter cable
• -01 → High Temp FluidLoc Cable
• -05 → Multiple Safety Approvals

Extreme Environment Performance

• Continuous Temp: 200°C (392°F)
• Peak Temp: 250°C (482°F) for <24hr
• Dual front/rear moisture seals
• High-temp ClickLoc connectors

Physical Specifications

• Case Diameter: 1.99 inches
• Thread Engagement: 0.750 in max
• Electrical Resistance: 8.9Ω ±1.1
• Case Style: Straight exit

Material Construction

• Tip: PPS (Polyphenylene Sulfide)
• Body: AISI 304 Stainless Steel
• Cable: PFA-insulated FluidLoc
• Locknut: Safety wire holes

Package Contents

• 50mm proximity probe
• Connector protectors
• Installation tool
• 12-month warranty

Global Shipping

• FedEx Industrial Priority
• UPS Critical Components
• DHL Express Worldwide
• Tracked delivery 3-5 days

Technical Parameters

• Cable Type: 75Ω triaxial PFA
• Min Temp: -35°C (-31°F)
• Impedance: 75 ohm
• Seal System: Dual moisture barriers

Steam Turbine FAQ

Q: Why 50mm size?
A: For large clearance measurements in turbines

Q: Moisture protection?
A: Dual seals + FluidLoc cable prevent ingress

Q: Cable length options?
A: This model has fixed 9m cable

Q: Thread alternatives?
A: M14x1.5 metric also available

Q: Warranty coverage?
A: 12 months against defects