Bently Nevada 330907 3300 NSv Reverse Mount Probe | M10×1 5m

🎯 Bently Nevada 330907-05-30-05-02-00 3300 NSv Reverse Mount Proximity Probe

The Bently Nevada 330907 is a precision-engineered 3300 NSv reverse mount proximity probe featuring M10×1 threads and 5-meter integral cable with ClickLoc connector. This non-contact eddy current sensor delivers accurate shaft position and vibration measurements in turbines, compressors, and rotating machinery operating from -52°C to +177°C, providing critical data for machinery protection systems and condition monitoring programs in power generation, oil & gas, and industrial applications.

🔍 Probe Specifications

⚙️ Turbomachinery Monitoring Applications

Steam & Gas Turbine Protection: Measures radial vibration and axial position in steam turbines (50-500 MW) and gas turbines (Frame 6, 7, 9) where reverse mount installation from inside bearing housings enables monitoring in space-constrained locations, preventing catastrophic failures costing $2M-10M in equipment damage and 30-90 day forced outages.

Centrifugal Compressor Surveillance: Tracks shaft displacement and dynamic motion in centrifugal compressors used in LNG plants, refineries, and pipeline stations where M10×1 threads provide secure mounting in metric-threaded bearing housings common in European and Asian machinery designs, ensuring API 670 compliance.

Large Motor & Generator Monitoring: Monitors rotor position and vibration in motors and generators (>1000 HP) where reverse mount configuration allows probe installation through bearing end caps without disassembly, reducing installation time from 8 hours to 2 hours per measurement point.

Pump & Fan Applications: Provides non-contact position sensing in high-speed pumps, induced draft fans, and forced draft fans in power plants and industrial facilities where 5-meter cable length accommodates routing from bearing pedestals to local junction boxes without extension cables.

💡 Technical Advantages

Reverse Mount Flexibility: Installation from inside bearing housing enables monitoring in applications where external mounting is impossible due to space constraints, thermal insulation, or accessibility limitations, expanding measurement coverage by 40% in retrofit applications versus standard front-mount probes.

ClickLoc Connector Reliability: Miniature coaxial ClickLoc connector provides positive locking mechanism preventing accidental disconnection during vibration and thermal cycling, eliminating 90% of intermittent signal failures caused by loose connections in harsh industrial environments.

Extended Temperature Range: -52°C to +177°C operating capability enables installation directly on bearing housings and turbine casings without cooling or thermal barriers, maintaining measurement accuracy in high-temperature applications where standard probes fail above +100°C.

5-Meter Integral Cable: Factory-terminated 5m cable eliminates field splicing and extension cable requirements for 80% of installations, reducing commissioning time by 30 minutes per probe and preventing signal degradation from improper cable connections that cause 25% of measurement errors.

🔧 Configuration Details

Part Number Breakdown: 330907-05-30-05-02-00

• 05: 0.5m probe body length
• 30: 3.0mm sensing distance (typical)
• 05: 5.0 meters total cable length
• 02: Miniature coaxial ClickLoc connector, standard cable
• 00: No special agency approvals required

📦 Probe Package

• 1× Bently Nevada 330907 3300 NSv Reverse Mount Probe
• 5-meter integral cable with ClickLoc connector
• Installation manual and calibration data
• Thread engagement specifications

Genuine Bently Nevada product with factory certification. Essential for vibration analysts, rotating equipment engineers, and reliability teams implementing machinery protection systems. Compatible with 3300 XL proximitor sensors, 3500 rack monitors, and System 1 condition monitoring software.

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