Bently Nevada 3300 XL 8 mm Probe: Precision & Unmatched Ruggedness

Complete Suffix Information

Model number 330101-30-49-10-12-05 defines a complete 3300 XL 8 mm probe system. The suffix tree below explains each segment.

• 330101 – 3300 XL 8 mm Probe, 3/8-24 UNF thread, without armor
• 30 – Unthreaded Length Option: 3.0 in
• 49 – Overall Case Length Option: 4.9 in
• 10 – Total Length Option: 1.0 meter (3.3 feet)
• 12 – Connector and Cable-Type Option: Miniature coaxial ClickLoc connector, FluidLoc cable
• 05 – Agency Approval Option: CSA, ATEX, IECEx Approvals

Key Technical Specifications

• Brand: Bently Nevada
• Model: 330101-30-49-10-12-05
• Linear Range: 2 mm (80 mils) from 0.25 mm to 2.3 mm (10 to 90 mils)
• Incremental Scale Factor (ISF): 7.87 V/mm (200 mV/mil) ±5% for 1-meter system
• Nominal Probe DC Resistance: 7.59 ± 0.50 Ω
• Extension Cable Capacitance: 69.9 pF/m (21.3 pF/ft) typical
• Recommended Gap Setting (Radial Vibration): -9 Vdc [approx. 1.27 mm (50 mils)]
• Deviation from Best Fit Straight Line (DSL): Less than ±0.025 mm (±1 mil) at 0°C to +45°C
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 303 or 304 stainless steel (SST)
• Probe Temperature Range (Standard): -52°C to +177°C (-62°F to +350°F)
• Extended Temperature Range Probe Tip: -52°C to +218°C (-62°F to +425°F)
• Probe Pressure Seal: Viton® O-ring design for differential pressure sealing
• Relative Humidity: Less than 3% change in Average Scale Factor at 93% humidity per IEC 68-2-3
• Thread Engagement Limits: 3/8-24 thread, maximum engagement 0.563 in
• Recommended Probe Case Torque: 11.2 N•m (100 in•lbf) for forward mounted probes
• Agency Approvals: CSA, ATEX, IECEx (suffix 05)

Frequently Asked Questions

• What is the linear range of this probe? The linear range spans 2 mm (80 mils) from 0.25 mm to 2.3 mm (10 to 90 mils).
• Can I use this probe with extension cables? Yes, the 3300 XL 8 mm Probe works with 3300 XL extension cables, including FluidLoc option.
• What temperature range does the probe handle? Standard version operates from -52°C to +177°C, while extended range reaches +218°C at the tip.
• Is this probe suitable for hazardous areas? Yes, suffix 05 includes CSA, ATEX, and IECEx approvals for safe installation.
• How do I select the correct cable length? Total length option "10" indicates 1.0 meter; other options available per ordering code.
• What torque should I apply during installation? Bently Nevada recommends 11.2 N•m (100 in•lbf) for forward mounted probes.

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