Product Introduction: The Bently Nevada 330709-000-040-10-01-00 3300 XL 11 mm Proximity Probe
The Bently Nevada 330709-000-040-10-01-00 3300 XL 11 mm Proximity Probe represents a significant upgrade for existing vibration monitoring systems. Designed for harsh industrial environments, this non-contacting probe delivers precise displacement measurements for rotating machinery. The 330709-000-040-10-01-00 model features an M16x1.5 threaded case, 40 mm overall case length, and a 1.0 meter cable with a miniature coaxial ClickLoc connector. Whether replacing older 3300 series probes or upgrading to the latest 3300 XL platform, the 330709-000-040-10-01-00 ensures seamless integration and enhanced reliability.
Technical Specifications of 330709-000-040-10-01-00
The Bently Nevada 330709-000-040-10-01-00 3300 XL 11 mm Proximity Probe offers proven performance metrics. Key parameters include:
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Probe DC Resistance: 5.9 ± 0.5 ohms (1.0 m length)
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Cross-talk Limitation – Target Size: Minimum flat surface diameter 30.5 mm (1.2 in); minimum shaft diameter 152 mm (6.0 in)
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Probe Tip Material: Polyphenylene sulfide (PPS)
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Probe Case Material: AISI 304 stainless steel
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Cable Specification: 75 Ω triaxial, FEP insulated, available in 1, 5, or 9 meter lengths
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Operating Temperature Range: -52°C to +177°C (-62°F to +351°F)
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Probe Case Torque (M16x1.5): Maximum 63.3 N·m; Recommended 21.1 N·m
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Minimum Bend Radius (with or without armor): 25.4 mm (1.0 in)
Application Scenarios for the 330709-000-040-10-01-00
The Bently Nevada 330709-000-040-10-01-00 3300 XL 11 mm Proximity Probe excels in several critical applications. Use it for radial vibration monitoring on steam turbines, compressors, and large pumps. In petrochemical plants, the probe's rugged stainless steel case and PPS tip withstand corrosive atmospheres. For gas turbine shaft displacement measurements, the 330709-000-040-10-01-00 provides the accuracy needed for early fault detection.
Installation & Setup Guidance
Proper installation of the Bently Nevada 330709-000-040-10-01-00 ensures optimal performance. The M16x1.5 thread allows secure mounting; use the recommended torque of 21.1 N·m (187 in·lb) to avoid damaging the probe case. The maximum thread engagement is 24 mm. When connecting the miniature coaxial ClickLoc connector, apply only finger tight to achieve a solid connection (max torque 0.565 N·m). Avoid bending the cable to less than 25.4 mm radius. For optimal linearity, ensure the target surface is at least 30.5 mm in diameter.
Maintenance & Reliability
The 330709-000-040-10-01-00 3300 XL 11 mm Probe requires minimal maintenance but benefits from periodic inspection. Check the connector and cable integrity for signs of wear or corrosion. The probe operates reliably from -52°C to +177°C, but avoid prolonged exposure below -34°C as it may affect the pressure seal. When used in hazardous areas, the temperature classification (T1 to T5) must be matched to the application. The stainless steel construction provides excellent resistance to environmental factors, reducing downtime.
Selection Guide & Purchasing Advice
When replacing an existing vibration probe, verify the thread size (M16x1.5), cable length (1.0 m for this model), and connector type (miniature coaxial ClickLoc). The Bently Nevada 330709-000-040-10-01-00 is an ideal direct replacement for earlier 3300 series probes. For large volume or urgent requirements, contact UBEST Automation (ubest101) for fast delivery and competitive pricing. Our inventory includes spare probe cables and mounting accessories to complete your installation.