Product Overview
The Bently Nevada 330707-00-62-50-01-00 is a 3300 XL 11 mm Proximity Probe designed for reliable shaft displacement and vibration monitoring in rotating machinery. This robust probe features a Polyphenylene sulfide (PPS) tip and an AISI 304 stainless steel case, ensuring durability in demanding industrial environments. With a 5.0-meter total length and a miniature coaxial ClickLoc connector, the 330707-00-62-50-01-00 delivers precise measurements while resisting harsh conditions, including extreme temperatures and high differential pressures.
Technical Specifications
| Parameter |
Value |
| Model Number |
330707-00-62-50-01-00 |
| Product Type |
3300 XL 11 mm Proximity Probe |
| Thread |
1/2-20 UNF with armor |
| Unthreaded Length |
0 in |
| Overall Case Length |
6.2 in |
| Total Length |
5.0 meters (16.4 feet) |
| Connector |
Miniature coaxial ClickLoc with protector |
| Probe Tip Material |
Polyphenylene sulfide (PPS) |
| Probe Case Material |
AISI 304 stainless steel (SST) |
| Cable Specification |
75 Ω triaxial, FEP insulated |
| Operating Temperature |
-51°C to +177°C (-60°F to +351°F) |
| DC Resistance (5.0m probe) |
7.2 ± 0.8 ohms |
| Probe Case Torque (Max) |
45.2 N·m (400 in·lb) |
| Probe Case Torque (Recommended) |
15.2 N·m (133 in·lb) |
| Connector Torque (Max) |
0.565 N·m (5 in·lb) |
| Minimum Bend Radius |
25.4 mm (1.0 in) |
| Shipping Weight |
0.17 kg |
Industry Applications
The Bently Nevada 330707-00-62-50-01-00 proximity probe excels in vibration monitoring for critical rotating equipment such as steam turbines, compressors, and large pumps. Its robust construction withstands high temperatures and pressure differentials, making it suitable for oil and gas, power generation, and petrochemical plants. The 5-meter cable length integrates seamlessly with compatible Proximitor sensors, providing accurate shaft displacement data for predictive maintenance programs.
Installation Guidelines
Proper installation of the 330707-00-62-50-01-00 ensures optimal performance. Apply the recommended probe case torque of 15.2 N·m (133 in·lb) for 1/2-20 threads and limit connector torque to finger tight, with a maximum of 0.565 N·m. Maintain a minimum bend radius of 25.4 mm (1.0 in) to prevent cable damage. Thread engagement should not exceed 0.750 in. Ensure the probe is installed in a clean, dry environment to protect the Viton O-ring pressure seal.
Troubleshooting & Common Issues
A frequent issue with the 330707-00-62-50-01-00 is premature pressure seal failure when exposed to temperatures below -34°C (-30°F). To avoid this, verify operating conditions stay within the rated range. If resistance readings deviate from 7.2 ± 0.8 ohms, inspect the cable for damage or corrosion. The 330707-00-62-50-01-00 uses a gold-plated brass connector; ensure it mates securely with the Proximitor to avoid signal loss.
Compatibility & Integration
The 330707-00-62-50-01-00 is specifically designed for use with the five-meter Proximitor sensor. Always pair this 5.0-meter probe with the corresponding five-meter Proximitor to maintain proper calibration and signal integrity. For other cable lengths, refer to the Bently Nevada 3300 XL series selection guide. For purchasing assistance, contact UBEST Automation (ubest101) for genuine Bently Nevada parts and expert advice.