Bently Nevada 3300 NSv Proximity Probe: Precision Machinery Monitoring

Complete Product Identification & Suffix Information

• Brand: Bently Nevada
• Base Model: 3300 NSv Proximity Probe
• Full Part Number: 330901-00-08-10-02-05
  • 330901: 3300 NSv Probe, 1/4-28 UNF thread, without armor
  • -00: Unthreaded Length = 0.0 inch
  • -08: Overall Case Length = 0.8 inch
  • -10: Total Cable Length = 1.0 meter (39 inches)
  • -02: Connector = Miniature coaxial ClickLoc, standard cable
  • -05: Agency Approvals = Multiple international approvals

Core Technical Specifications & Electrical Data

• Cable Specification: The probe uses a 75 Ω coaxial cable with FEP insulation.
• Probe DC Resistance: For the 0.5-meter cable variant, resistance is 4.0 ± 0.5 ohms.
• Operating Temperature: Functions reliably from -52°C to +177°C (-62°F to +351°F).
• Storage Temperature: Safe storage within the same broad range as operation.
• Sealing & Pressure: A Viton O-ring provides the seal; probes are not factory pressure tested.

Robust Mechanical Design & Materials

• Case Material: Constructed from corrosion-resistant AISI 304 Stainless Steel.
• Tip Material: Features a durable Polyphenylene Sulfide (PPS) tip.
• Cable Options: Available in total lengths of 0.5, 1, 5, or 7 meters.

Installation Torque & Thread Guidelines

• Mounting Thread: This model features a 1/4-28 UNF thread.
• Thread Engagement Limit: Maximum engagement is 0.375 inch for 1/4-28 threads.
• General Torque Note: Always follow the specific torque values for your probe's thread size.
• 3/8-24 Thread Torque (Reference): For larger cases, max is 33.9 N•m, recommended is 11.3 N•m.

Environmental & Safety Classifications

• Low-Temperature Warning: Avoid prolonged exposure below -34°C (-30°F) to prevent seal damage.
• Temperature Class (EPL Ga/Gc): Certified for T1 to T5 ambient classifications.
• Temperature Class (EPL Dc): Certified for T280°C to T90°C at various ambient temperatures.
• Approvals: The probe holds multiple international hazardous area approvals.

Frequently Asked Questions (FAQ)

• What is different about this model? It has a shorter 0.8-inch case length for compact spaces.
• Is the cable removable? No, the cable is integrated with a fixed ClickLoc connector.
• What approvals does it have? It carries multiple approvals for use in hazardous locations.
• What is the probe's weight? It is very light, typically between 14 and 150 grams.

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