330905-00-25-05-01-00 – 3300 NSv Proximity Probe
Brand: Bently Nevada
Model: 330905-00-25-05-01-00
Series: 3300 NSv Proximity Probes
Condition: New & Original in Factory Packing. 12-month warranty included.
Shipping: 12–24 hours dispatch via FedEx, UPS, or DHL.
Product Description
- Mechanically and electrically interchangeable with previous 3300 RAM probes.
- Enhanced chemical resistance – ideal for process compressors.
- Superior side-view characteristics vs. 3000-series 190 probe at same gap.
- Sealing: Viton O-ring for differential pressure sealing.
- Probe tip material: Polyphenylene sulfide (PPS). Case: AISI 304 SST.
- Cable: 75 Ω coaxial, FEP insulated, lengths 0.5/1/5/7 m.
Technical Specifications
- Linear Range: 1.5 mm (60 mils) from 0.25 to 1.75 mm (10–70 mils).
- Recommended Gap: 1.0 mm (40 mils).
- Incremental Scale Factor (ISF): 7.87 V/mm (200 mV/mil) ±12.5%/-20%.
- Deviation from best-fit straight line (DSL): < ±0.06 mm (±2.3 mils).
- Frequency Response: 0–10 kHz (+0, -3 dB) with up to 305 m field wiring.
- Resolution & Linearity: High linearity over full range, deviation minimal.
- Temperature Range: -52°C to +177°C (-62°F to +351°F). Storage same.
- Pressure Capability: Seals differential pressure; not pre-tested.
- Environmental Resistance: Enhanced chemical resistance vs. previous models.
- Interference Immunity: Shielded coaxial cable, 75 Ω impedance.
- Field Wiring: 0.2–1.5 mm² (16–24 AWG), max 305 m (1000 ft).
- Recommended cable: three-conductor shielded triad.
Installation & Mechanical Data
- Thread: M10x1, max engagement 15 mm.
- Torque: Finger-tight recommended; max 0.56 N·m (5 in·lb) on case.
- Connector torque: 7.5 N·m (66 in·lb) recommended, max 22.6 N·m.
- Min bend radius: 25.4 mm (1.0 in) with or without armor.
- Minimum target diameter: 8.9 mm, recommended 13 mm.
Compatibility & Diagnostics
- Interchangeable with previous 3300 RAM probes and extension cables.
- Compatible with Modicon Quantum systems.
- Miniature coaxial ClickLoc connector with protector, standard cable.
- Diagnostic capability: measures axial and radial shaft position.
- Frequency response up to 10 kHz for dynamic vibration analysis.
Certifications & Agency Approvals
- Agency Approval Option: -00 Not required.
- Complies with Bently Nevada performance standards.
- Viton sealing material for harsh environments.
Package Contents
- 1 x 330905-00-25-05-01-00 probe (0.5 m length).
- Connector protector included.
- Factory packing with original labels.
- Warranty card & quick start guide.
Typical Applications & Diagnostics
- Equipment: Steam turbines, centrifugal compressors, pumps, generators.
- Application: Axial and radial vibration monitoring, shaft position.
- Used in oil & gas, power generation, chemical processing.
- Diagnostic features: detects shaft displacement, vibration amplitude.
- Supports predictive maintenance with real-time data.
Why Buy From Oiltech Controls?
- Over 15 years in industrial automation spare parts.
- Global shipment support – fast & reliable delivery.
- Tested industrial surplus / refurbished options available.
- 12-month warranty on all products.
- Technical verification before shipment ensures quality.
- Support for obsolete control systems, including Modicon Quantum.
Frequently Asked Questions (FAQ)
- Q: What is the recommended gap setting?
A: 1.0 mm (40 mils) for optimal linear range. - Q: Can I use this probe with older Bently extension cables?
A: Yes, fully interchangeable with 3300 RAM cables. - Q: How do I seal the probe under pressure?
A: Use the Viton O-ring; not pressure-tested, contact custom design if needed. - Q: What is the minimum target diameter?
A: 8.9 mm minimum, recommended 13 mm. - Q: How does temperature affect performance?
A: Rated -52°C to +177°C; performance remains stable within this range. - Q: What cable length is best for my application?
A: 0.5 m for short runs; up to 305 m field wiring available. - Q: Can I use this probe in a process compressor?
A: Yes, enhanced chemical resistance makes it ideal.
Contact Information
- Email: info@oiltechcontrols.com
- Phone/WhatsApp: +86 158 8020 0923
Copyright © 2026 Oiltech Controls Limited. All rights reserved.
Original Source: https://www.oiltechcontrols.com/










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