Bently Nevada 330709-000-060-50-12-00 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-060-50-12-00 is a 3300 XL 11 mm proximity probe designed for eddy-current based measurement of shaft vibration and position in rotating machinery. Manufactured in the U.S.A., this probe features an M16 x 1.5 thread, a 60 mm overall case length, and a 5.0-meter total length. It is equipped with a miniature coaxial ClickLoc connector and FluidLoc cable, ensuring secure and reliable connections in demanding industrial environments. The 330709-000-060-50-12-00 is part of the 3300 XL series, known for enhanced linear range and improved accuracy.

Technical Parameters

• Probe Length: 5.0 meters (16.4 feet)
• Probe DC Resistance (RPROBE): 7.2 ± 0.8 ohms
• Thread Size: M16 x 1.5
• Overall Case Length: 60 mm
• Unthreaded Length: 0 mm
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 304 stainless steel
• Probe Cable: 75 Ω triaxial, FEP insulated
• Operating Temperature: -52°C to +177°C (-62°F to +351°F)
• Recommended Torque: 21.1 N•m (187 in•lb) for M16x1.5 case
• Maximum Torque: 63.3 N•m (560 in•lb)
• Minimum Bend Radius: 25.4 mm (1.0 in)
• Connector-to-Connector Torque: Finger tight (max 0.565 N•m)
• Maximum Thread Engagement: 24 mm

Parameter Analysis

The 5-meter probe length is specifically designed for use with the 5-meter Proximitor Sensor, ensuring impedance matching and accurate signal transmission. The probe DC resistance of 7.2 ± 0.8 ohms is a critical parameter for verifying cable and sensor integrity. The M16 x 1.5 thread provides robust mounting, and the recommended installation torque of 21.1 N•m ensures proper seating without damage. The operating temperature range of -52°C to +177°C allows use in extreme environments, though exposure below -34°C may affect the pressure seal. The PPS tip and stainless steel case offer durability and corrosion resistance.

Application Scenarios

This proximity probe is ideal for monitoring radial vibration and axial position in critical rotating machinery, including turbines, compressors, pumps, and other industrial equipment. It is commonly used in oil, gas, power generation, and petrochemical plants to provide real-time data for predictive maintenance and protection systems. The 330709-000-060-50-12-00 is compatible with Bently Nevada 3500 monitoring systems and other eddy-current signal conditioners.

Installation Guide

Install the probe using the M16 x 1.5 thread, ensuring the mounting surface is clean and free of debris. Apply the recommended torque of 21.1 N•m (187 in•lb) for the probe case. Do not exceed the maximum torque of 63.3 N•m. Route the cable with a minimum bend radius of 25.4 mm to prevent damage. Connect the ClickLoc connector to the extension cable or Proximitor, tightening finger tight only (maximum 0.565 N•m). Verify the probe resistance between center and outer conductors is within 7.2 ± 0.8 ohms before operation.

Compatibility

This probe is designed for use with Bently Nevada 3300 XL system components, specifically the 5-meter Proximitor Sensor. It is compatible with 3300 XL extension cables and 3500 monitoring system modules. The miniature coaxial ClickLoc connector ensures a secure fit with standard Bently Nevada connectors.

Maintenance Advice

Regularly inspect the probe tip and cable for wear, contamination, or damage. Clean the probe tip with a soft cloth and approved solvent if necessary. Check the connector for tightness and corrosion. Periodically measure the probe DC resistance to ensure it remains within specification. Avoid exposing the probe to temperatures below -34°C to prevent premature failure of the pressure seal.

Procurement Advice

When ordering the Bently Nevada 330709-000-060-50-12-00, verify that the probe length and connector type match your system requirements. Ensure you have the corresponding 5-meter Proximitor and compatible extension cable. For critical applications, consider keeping a spare probe in stock to minimize downtime. Purchase from authorized distributors to guarantee genuine parts and warranty support.

FAQ

What is the total length of the 330709-000-060-50-12-00 probe?

The total length is 5.0 meters (16.4 feet).

What is the thread size of this probe?

The thread size is M16 x 1.5.

Can this probe be used with a 1-meter or 9-meter Proximitor?

No, the 5-meter probe is specifically designed for use with the 5-meter Proximitor Sensor only.

What is the recommended installation torque?

The recommended torque for the probe case is 21.1 N•m (187 in•lb).

What is the operating temperature range?

The operating and storage temperature range is -52°C to +177°C (-62°F to +351°F).