Product Overview
The Bently Nevada 330707-00-62-90-02-05 3300 XL 11 mm Proximity Probes are engineered for precise vibration and position monitoring in critical rotating machinery. This model features a 5/8-18 UNF thread, a 9.0-meter cable with a miniature coaxial ClickLoc connector, and multiple agency approvals. Designed to withstand harsh environments, the probe tip is made from polyphenylene sulfide (PPS) and the case from AISI 304 stainless steel, ensuring durability and corrosion resistance.
Key Technical Specifications
| Parameter |
Value |
| Probe Tip Material |
Polyphenylene sulfide (PPS) |
| Probe Case Material |
AISI 304 stainless steel (SST) |
| Probe Cable Specification |
75 Ω triaxial, FEP insulated, 9.0 m length |
| Operating Temperature Range |
-52°C to +177°C (-62°F to +351°F) |
| Probe Case Thread |
5/8-18 UNF |
| DC Resistance (Center to Outer Conductor) |
8.5 ± 1.1 Ω |
| Maximum Case Torque |
45.2 N•m (400 in•lb) |
| Weight |
0.17 kg |
These specifications ensure reliable performance in demanding industrial applications. The 330707-00-62-90-02-05 probe maintains signal integrity over the full temperature range, critical for continuous monitoring of turbine shafts, compressors, and pumps.
Industry Applications
In power generation, the Bently Nevada 330707-00-62-90-02-05 3300 XL Proximity Probes monitor radial vibration and axial position on steam turbines and generators. In petrochemical plants, these probes detect shaft displacement in large compressors, helping prevent unplanned downtime. The robust stainless steel case and PPS tip resist chemical exposure and high temperatures, making these probes suitable for oil and gas processing environments.
Maintenance and Reliability
The 330707-00-62-90-02-05 probe is designed for long-term reliability with minimal maintenance. To ensure accurate readings, inspect the probe cable and connector periodically for damage. Avoid exposing the probe to temperatures below -34°C (-30°F) as this may cause premature failure of the pressure seal. The sealing differential pressure capability, using a Viton O-ring, protects internal components from contamination. Regular calibration checks per manufacturer guidelines extend service life and reduce total cost of ownership.
Selection Guide
Before purchasing the Bently Nevada 330707-00-62-90-02-05 probe, verify the thread type (5/8-18 UNF) and cable length (9.0 m) match your installation requirements. This model includes a miniature coaxial ClickLoc connector for secure, quick connections. For expert assistance in selecting the right proximity probe for your application, contact UBEST Automation. We supply genuine Bently Nevada parts and can help ensure compatibility with your monitoring system.