Bently Nevada 330910-10-22-10-01-CN 3300 NSv Probe | Proximity Sensor

Overview

330910-10-22-10-01-CN is a high-precision proximity probe from the Bently Nevada 3300 NSv series.
This sensor measures shaft vibration and position in critical rotating machines.
The design improves chemical resistance and durability compared with earlier probe models.
Engineers use this probe in compressors, turbines, pumps, and other process equipment.
The model 330910-10-22-10-01-CN also works with compatible NSv Proximitor systems for reliable condition monitoring.

Configuration Breakdown

• Model Structure
  • 330910 → 3300 NSv probe with M10×1 thread and stainless armor
  • -10 → Unthreaded length 100 mm
  • -22 → Overall case length 220 mm
  • -10 → Total probe cable length 1.0 meter
  • -01 → Miniature coaxial ClickLoc connector with protector
  • -CN → Country specific approval configuration
• Mechanical Design
  • Probe tip material → Polyphenylene sulfide (PPS)
  • Probe case material → AISI 304 stainless steel
  • Probe cable type → 75 Ω coaxial cable with FEP insulation
  • Minimum cable bend radius → 25.4 mm

Core Measurement Performance

• Linear measurement range → 1.5 mm displacement
• Working range → 0.25 mm to 1.75 mm
• Recommended gap setting → 1.0 mm
• Incremental scale factor → 7.87 V/mm
• Linearity deviation → less than ±0.06 mm
• Frequency response → 0 to 10 kHz typical

Electrical Characteristics

• Probe DC resistance → 4.2 Ω ±0.5
• Extension cable resistance → 0.220 Ω per meter center conductor
• Shield resistance → 0.066 Ω per meter
• Cable capacitance → 69.9 pF per meter typical

Operating Environment

• Operating temperature → −52°C to +177°C
• Storage temperature → −52°C to +177°C
• Probe sealing → Viton O-ring pressure seal
• Designed to isolate pressure between probe tip and case

Installation and Torque Guide

• Recommended installation torque → 11.3 N·m
• Maximum rated torque → 33.9 N·m
• Thread engagement limit → 0.563 inch for probe case thread
• Recommended tightening method → finger tight before torque application

Field Wiring Guidelines

• Recommended wire size → 0.2 to 1.5 mm²
• Use shielded three-conductor triad cable
• Maximum wiring distance → 305 meters
• Long cables may reduce high frequency response

Typical Applications

• Centrifugal compressors
• Steam turbines
• Industrial pumps
• Gas turbines
• High-speed rotating shafts

Diagnostic Capabilities

• Detect shaft vibration and imbalance
• Monitor shaft position and axial movement
• Identify early bearing wear
• Track rotor instability
• Support predictive maintenance programs

Expert Review

• The 3300 NSv probe provides stable signals in harsh industrial environments.
• Its improved chemical resistance makes it ideal for process compressors.
• The armored cable design increases durability in oil-rich machinery areas.
• Maintenance engineers value the probe because installation remains simple.
• The measurement accuracy supports advanced vibration analysis and machine protection systems.

Packaging and Delivery

• 1 × Bently Nevada 3300 NSv proximity probe
• Original factory packaging
• Condition → New and original
• Factory warranty → 12 months
• Shipping services → FedEx, UPS, DHL

Professional FAQ

• Can this probe replace an older 3300 RAM probe?
• Yes. The NSv probe maintains mechanical and electrical compatibility with earlier RAM probe systems.
• Why do engineers choose the NSv series for compressors?
• The probe offers stronger chemical resistance. It works well in environments with oil and process gas.
• How should I choose the correct probe length?
• Select the length based on machine layout and mounting depth. Longer probes fit deeper installation points.
• What affects vibration signal accuracy?
• Correct probe gap, stable mounting, and proper cable shielding improve measurement stability.
• What shaft size works best for this probe?
• A flat target diameter above 13 mm gives the best measurement stability and scale factor accuracy.

Contact Information Inquiries:
info@oiltechcontrols.com
|
+86 158 8020 0923

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