Product Introduction
The Bently Nevada 330709-000-040-50-01-00 is a 3300 XL 11 mm Proximity Probe designed for precise, non-contact vibration and position measurement in critical rotating machinery. This probe features an M16 x 1.5 thread, 0 mm unthreaded length, and 40 mm overall case length, with a total probe length of 5.0 meters (16.4 feet). It includes a miniature coaxial ClickLoc connector with connector protector and standard cable. As part of the trusted 3300 XL series, the Bently Nevada 330709-000-040-50-01-00 delivers reliable performance in harsh industrial environments.
Technical Specifications Breakdown
Key technical parameters for the Bently Nevada 330709-000-040-50-01-00 include:
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Probe DC Resistance: 7.2 ± 0.8 Ω from center conductor to outer conductor at 5.0 m length
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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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Probe Cable: 75 Ω triaxial, FEP insulated, available in 1, 5, or 9 m lengths (this unit is 5 m)
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Probe Case Torque (Recommended): 21.1 N·m (187 in·lb)
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Operating Temperature Range: -52°C to +177°C (-62°F to +351°F)
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Minimum Target Size (Flat Surface): 30.5 mm diameter
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Minimum Shaft Diameter: 152 mm
These specs ensure accurate readings and long-term stability in demanding conditions.
Industry Applications
The Bently Nevada 330709-000-040-50-01-00 is ideal for monitoring vibration and position in turbines, compressors, pumps, and motors. Its robust construction withstands high temperatures and harsh chemicals. For example, in a steam turbine application, the probe’s -52°C to +177°C range covers both cold starts and full-load operation. The 5.0 m cable length matches the five-meter Proximitor Sensor for optimized system performance.
Installation & Setup Guidance
When installing the Bently Nevada 330709-000-040-50-01-00, ensure correct torque: Apply 21.1 N·m for the M16x1.5 probe case. The connector-to-connector torque should be finger tight, maximum 0.565 N·m (5 in·lb). Maintain a minimum bend radius of 25.4 mm (1.0 in) on the cable to prevent damage. The maximum thread engagement length is 24 mm. Use the provided miniature ClickLoc connector for reliable signal transmission.
Maintenance & Reliability
To maximize the lifespan of the Bently Nevada 330709-000-040-50-01-00, avoid exposing the probe to temperatures below -34°C (30°F) as this may cause premature pressure seal failure. Regularly inspect the cable and connector for wear. The PPS tip and stainless steel case resist corrosion and mechanical stress, reducing downtime. Choosing the Bently Nevada 330709-000-040-50-01-00 means investing in a proven solution that lowers total cost of ownership through fewer replacements and accurate monitoring.
Selection Guide & Purchasing Advice
Before purchasing, verify that your Proximitor sensor is rated for the 5.0 m cable length. The Bently Nevada 330709-000-040-50-01-00 is designed exclusively for five-meter Proximitor Sensors. Ensure your mounting thread is M16x1.5. For compatible accessories and technical support, contact UBEST Automation. We stock genuine Bently Nevada probes to keep your operations running smoothly.