Bently Nevada 330905-00-04-10-12-CN Probe

Bently Nevada 330905-00-04-10-12-CN 3300 NSv Proximity Probe

The 330905-00-04-10-12-CN is an extended-length proximity probe from Bently Nevada's 3300 NSv series, featuring a 400mm case for deep-mount applications. This specialized probe is designed for machinery monitoring where measurement points are located behind thick casings or within deep boreholes. It provides reliable vibration and position measurement in challenging installation scenarios.

Product Identification & Ordering Information

• Manufacturer: Bently Nevada (Baker Hughes)
• Part Number: 330905-00-04-10-12-CN
• Model Series: 3300 NSv Proximity Probes
• Condition: New & Original in Factory Packing
• Factory Warranty: 12 Months

Configuration Breakdown

• Base Model: 330905 - 3300 NSv Proximity Probes
• Unthreaded Length: -00 = 0 mm (fully threaded probe body)
• Overall Case Length: -04 = 400 mm (15.75 inches)
• Total Cable Length: -10 = 1.0 meter (39 inches)
• Connector & Cable Type: -12 = Miniature coaxial ClickLoc connector, FluidLoc cable
• Agency Approval: -CN = Country specific certifications

Technical Specifications

• Measurement Principle: Eddy current displacement sensing
• Probe Diameter: 8 mm (0.315 inches) standard
• Case Length: 400 mm (15.75 inches) total
• Threaded Length: Approximately 380 mm (14.96 inches)
• Operating Temperature: -40°C to +150°C (-40°F to +302°F)
• Maximum Target Temperature: +180°C (+356°F) intermittent exposure
• Linear Measurement Range: 2.0 mm (80 mils) ±10%
• Sensitivity: 200 mV/mil (7.87 V/mm) ±5% at 25°C
• Frequency Response: 0 to 10,000 Hz (-3 dB point)
• Probe Tip Material: PPS (Polyphenylene sulfide) with mineral filler
• Target Material: AISI 4140 steel (standard factory calibration)

Electrical Characteristics

• Supply Voltage: -24 VDC ±10% from 3300 NSv monitoring system
• Operating Current: 5-15 mA depending on gap setting
• Cable Length: 1.0 meter (39 inches) fixed
• Cable Capacitance: 30 pF/meter maximum
• Cable Type: FEP FluidLoc with fluid migration barrier
• Connector: Miniature coaxial ClickLoc with secure push-pull lock
• Output Impedance: < 100 Ω at 1 kHz

Mechanical Specifications

• Total Probe Length: 400 mm (15.75 inches) from tip to cable exit
• Thread Specifications: M10 × 1.0 metric fine thread entire length
• Mounting Hole Diameter: Minimum 12 mm (0.47 inches)
• Cable Diameter: 3.2 mm (0.126 inches) with FluidLoc jacket
• Bending Radius: Minimum 25 mm (1 inch) for cable
• Probe Weight: Approximately 220 grams (7.76 oz)
• Ingress Protection: IP67 when properly installed with sealing washers

Environmental & Performance

• Pressure Rating: Withstands up to 34.5 bar (500 psi)
• Vibration Resistance: 20 G peak, 10 Hz to 2 kHz
• Shock Resistance: 50 G, 11 ms duration
• Fluid Compatibility: Resists oils, fuels, hydraulic fluids, and coolants
• Deep Mount Applications: Designed for borehole depths up to 350 mm (13.78 inches)
• Certifications: CE marked, country-specific -CN approvals included

Installation Guidelines

• Recommended Gap Setting: 1.0 mm (40 mils) ±0.25 mm from target
• Mounting Torque: 7-10 Nm (62-88 lb-in) for M10 thread
• Target Requirements: Minimum diameter of 24 mm (0.94 inches)
• Deep Mount Consideration: Ensure straight, unobstructed borehole for full 400mm insertion
• Calibration: Factory calibrated for steel; system calibration required for other materials
• Installation Tools: Deep socket or special extension may be required for installation

Packaging & Shipping

• Packaging: Extra-long protective tube (450mm) with humidity indicator
• Package Dimensions: Approximately 500 × 60 × 60 mm (19.7 × 2.4 × 2.4 inches)
• Contents: 400mm probe assembly, calibration certificate, installation guide
• Shipping Protection: Reinforced packaging to prevent bending during transit
• Shipping: Available via DHL, FedEx, UPS with protective handling
• Shelf Life: 5 years in original packaging at temperatures below 40°C

Frequently Asked Questions

• What applications require 400mm probe length? Deep borehole measurements, thick-walled machinery, and applications where the sensor must pass through insulation or multiple casings.
• Does the extended length affect measurement accuracy? No, the electrical characteristics remain identical to standard length probes.
• Can this probe be used in high-temperature environments? Yes, it operates up to 150°C continuously and withstands 180°C intermittently.

For specialized deep-mount application engineering and support for the 330905-00-04-10-12-CN probe, contact our technical team.

Contact Information:
Email: sales@nex-auto.com
Phone/WhatsApp: +86 153 9242 9628

Partner: AutoNex Controls Limited

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