146054-08-05-02-05 Bently Nevada 5mm High-Pressure Proximity Probe

Global PLC Spare HUB's Insight: Erosion-Proof Monitoring

• The Bently Nevada 146054-08-05-02-05 features an Alumina ceramic tip for extreme durability.
• It is designed for environments where high-velocity steam or abrasives would destroy standard polymer probes.
• The -05 (0.5m) total length is optimized for short-reach internal mounting requirements.
• Integrated 34 Bar (500 psi) pressure sealing makes it ideal for pressurized gas compressors.
• This 3300 series probe maintains a precise 200 mV/mil scale factor for critical machinery protection.

Configuration Breakdown (Tree Structure)

• 146054 — 3300 Ceramic Capped Probe (3/8-24 UNF thread)
  • -08 — Overall Case Length: 0.8 inches (Low profile).
  • -05 — Total Length: 0.5 Meter (1.6 feet).
  • -02 — Connector: Miniature ClickLoc with connector protector.
  • -05 — Agency Approval: CSA, ATEX, IECEx Multiple Approvals.

Technical Engineering Specifications

• Probe Tip: Alumina ceramic (Al2O3) erosion-resistant cap.
• Linear Range: 1.52 mm (60 mils) total displacement.
• Incremental Scale Factor: 7.87 V/mm (200 mV/mil) ±6.5%.
• Pressure Seal: Rated for 34 Bar (500 psi) nitrogen differential.
• DC Resistance: 7.45 Ω ± 0.50 (Center Conductor to Outer Conductor).
• Temperature Range: -51°C to +177°C (-60°F to +351°F).
• Case Material: AISI 304 Stainless Steel.

Strategic Comparison & Technical Advice

Expert Tip: This 0.5m probe is usually installed inside a bearing housing. Ensure your extension cable is also from the 3300 series to maintain the 200 mV/mil ISF accuracy.

Application Scenarios & Diagnostic Power

• Steam Turbines: Resists erosion from wet steam particles hitting the probe tip.
• Gas Compressors: Maintains housing pressure integrity up to 500 psi.
• Axial Position: Monitoring thrust bearing wear in high-speed rotating equipment.
• Diagnostics: Nominal 7.45 Ω resistance check identifies cable integrity without disassembly.

Logistics & Warranty Commitment

• Warranty: 12-month factory warranty for all New & Original units.
• Delivery: Express shipping via FedEx, UPS, and DHL.
• Dispatch Window: This 146054-08-05-02-05 ships within 24-48 hours.

Expert FAQ

• Why is the ceramic tip better for high-pressure applications?
• Ceramic is more dimensionally stable than polymers under high pressure, ensuring the gap measurement remains accurate as the housing pressurizes.
• Does this probe work with a 3300 XL Proximitor?
• Yes, it is compatible with the 3300 XL 5mm system, but system accuracy is best when components are matched to the AISI 4140 steel target.
• What happens if I expose the probe to -60°C?
• The probe is rated down to -51°C. Temperatures lower than this can cause the pressure seal to fail, though the signal may remain functional.
• Is the connector protector removable?
• Yes, it is a clear protective sleeve designed to slide over the ClickLoc connection to keep it clean.
• Selection Tip: Thread Depth
• With a 0.8-inch case, the max thread engagement is 0.563 inches. Verify your bracket thickness to ensure proper probe gapping.

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