Bently Nevada 3300 NSv Proximity Probe: Enhanced Chemical Resistance for Process Compressors

Complete Part Number Configuration

• Brand & Series: Bently Nevada 3300 NSv
• Full Product Number: 330905-05-05-05-02-05
  • Base Model: 330905 (NSv Probe, M10x1 Thread, No Armor)
  • Unthreaded Length: 05 (50 mm)
  • Case Length: 05 (50 mm)
  • Total Cable Length: 05 (0.5 meter / 20 inches)
  • Connector Type: 02 (Miniature Coaxial ClickLoc)
  • Agency Approval: 05 (Multiple Approvals)

Key Performance Specifications

• Linear Measurement Range: Provides a full 1.5 mm (60 mils) linear operating window.
• Recommended Gap Setting: Set the probe gap at 1.0 mm (40 mils) for optimal performance.
• Incremental Scale Factor: Delivers 7.87 V/mm (200 mV/mil) with ±12.5% interchangeability tolerance.
• Deviation from Linear: Maintains less than ±0.06 mm (±2.3 mils) DSL accuracy.
• Frequency Response: Supports 0 to 10 kHz range with -3 dB rolloff using 305m field wiring.
• Probe DC Resistance: Measures 4.0 Ω ± 0.5 for the 0.5-meter cable configuration.
• Target Size Required: Minimum 8.9 mm diameter; recommended 13 mm for stable scale factor.

Mechanical Installation Guidelines

• Mounting Thread: Features metric M10x1 thread for international compatibility.
• Thread Engagement Limit: Maximum engagement depth of 15 mm into mounting hole.
• Probe Case Torque: Apply only finger tight; maximum 0.56 N•m (5 in•lb).
• Connector Torque: Recommended 11.3 N•m (100 in•lb) for ClickLoc connector.
• Minimum Bend Radius: Maintain 25.4 mm (1.0 in) bend radius for cable longevity.

Environmental Ratings

• Operating Temperature: Functions reliably from -52°C to +177°C (-62°F to +351°F).
• Storage Temperature: Identical wide range for flexible inventory management.
• Pressure Seal: Viton O-ring design seals differential pressure between tip and case.
• Agency Approvals: Carries multiple international certifications (suffix -05).

Field Wiring Specifications

• Wire Gauge: Accepts 0.2 to 1.5 mm² (16 to 24 AWG) field wiring connections.
• Cable Type: Use three-conductor shielded triad cable for best noise immunity.
• Maximum Distance: Run up to 305 meters (1000 feet) between sensor and monitor.
• Extension Cable: Center conductor resistance 0.220 Ω/m; capacitance 69.9 pF/m typical.

Frequently Asked Questions

• What is the linear range of the 330905-05-05-05-02-05?
  This Bently Nevada 330905-05-05-05-02-05 probe delivers a 1.5 mm (60 mil) linear measurement range.
• Is this probe compatible with older 3300 RAM systems?
  Yes, the NSv probe mechanically and electrically interchanges with all 3300 RAM probes.
• What thread size does this probe use?
  It uses the metric M10x1 thread with a maximum engagement of 15 mm.
• What is the minimum target diameter?
  We recommend a 13 mm diameter target for consistent scale factor performance.

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