Product Introduction
When proximity probe failure leads to costly unplanned downtime, the Bently Nevada 330709-000-050-50-02-05 3300 XL 11 mm Proximity Probe delivers a dependable solution. This high-performance probe is engineered for continuous vibration and position monitoring in industrial rotating machinery. Built with a robust stainless steel case and a PPS tip, it offers long-term stability even in harsh environments. The 330709-000-050-50-02-05 features a 5.0 meter cable with a miniature coaxial ClickLoc connector and multiple agency approvals, ensuring seamless integration into safety-critical systems.
Technical Specifications
The table below lists key parameters for the Bently Nevada 330709-000-050-50-02-05. All values are from the manufacturer's specifications.
| Parameter |
Value |
| Probe Length |
5.0 meters (16.4 feet) |
| DC Resistance (Center to Outer Conductor) |
7.2 ± 0.8 ohms |
| Probe Case Material |
AISI 304 Stainless Steel (SST) |
| Probe Tip Material |
Polyphenylene sulfide (PPS) |
| Probe Case Thread |
M16 x 1.5 |
| Maximum Length of Thread Engagement |
24 mm |
| Operating & Storage Temperature |
-52°C to +177°C (-62°F to +351°F) |
| Maximum Probe Case Torque |
63.3 N•m (560 in•lb) |
| Recommended Probe Case Torque |
21.1 N•m (187 in•lb) |
| Connector-to-Connector Torque (Max) |
0.565 N•m (5 in•lb) |
| Minimum Bend Radius (Cable) |
25.4 mm (1.0 in) |
| Cross-talk Limitation (Target Diameter Min) |
30.5 mm (1.2 in) flat surface |
| Shaft Diameter Recommended Minimum |
152 mm (6.0 in) |
| Connector Type |
Miniature coaxial ClickLoc connector, standard cable |
| Agency Approval |
Multiple Approvals |
Installation and Setup Guidance
Proper installation ensures accurate measurement and long probe life. For the Bently Nevada 330709-000-050-50-02-05, thread the M16x1.5 case into the mounting hole using the recommended torque of 21.1 N•m (187 in•lb). Do not exceed 63.3 N•m (560 in•lb) maximum. The connector-to-connector interface should be tightened only to finger tight, with a maximum torque of 0.565 N•m (5 in•lb). Maintain a minimum bend radius of 25.4 mm (1.0 in) on the cable to prevent internal damage. This 5-meter probe is designed exclusively for use with the 5-meter Proximitor Sensor – verify compatibility before installation.
Maintenance and Reliability
The 330709-000-050-50-02-05 operates reliably from -52°C to +177°C. However, exposing the probe to temperatures below -34°C (30°F) can cause premature failure of the pressure seal. Follow the temperature classification schedule provided in the datasheet for ambient temperature limits under different EPL ratings. For long-term reliability, inspect the cable and connector for wear periodically. Avoid exceeding the recommended torque to prevent thread galling. The cross-talk limitation is 30.5 mm diameter for a flat target and 152 mm shaft diameter minimum – ensure adequate clearance to avoid measurement interference.
Selection Guide and Purchasing Advice
When selecting a replacement probe, confirm that the total length, thread size, and connector type match your existing system. The Bently Nevada 330709-000-050-50-02-05 is a 5.0 meter probe with M16x1.5 thread and ClickLoc connector. It carries multiple agency approvals for global use. For genuine spare parts and expert support, choose UBEST Automation (ubest101). We stock authentic Bently Nevada components and can help you verify cross-references.