Bently Nevada 330709-000-080-50-12-00 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-080-50-12-00 is a 3300 XL 11 mm proximity probe designed for precise measurement of shaft vibration and position in critical rotating machinery. This model features an M16 x 1.5 thread, a 5.0-meter total length, and a miniature coaxial ClickLoc connector with FluidLoc cable, ensuring robust and reliable performance in demanding industrial environments. Manufactured in the U.S.A., this probe is part of the trusted 3300 XL series, known for its accuracy and durability.

Technical Parameters

• Probe Type: 3300 XL 11 mm Proximity Probe
• Thread Size: M16 x 1.5
• Unthreaded Length: 0 mm
• Overall Case Length: 80 mm
• Total Length: 5.0 meters (16.4 feet)
• Connector: Miniature coaxial ClickLoc connector, FluidLoc cable
• Agency Approval: Not required
• Probe DC Resistance: 7.2 ± 0.8 ohms
• 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)
• Minimum Bend Radius: 25.4 mm (1.0 in)

Parameter Analysis

The 5.0-meter total length is specifically designed for use with the five-meter Proximitor Sensor, ensuring optimal signal integrity. The probe’s DC resistance of 7.2 ± 0.8 ohms is critical for accurate eddy-current sensing. The M16 x 1.5 thread allows secure mounting, with a recommended torque of 63.3 N•m (560 in•lb) for the probe case. The PPS tip and stainless steel case provide excellent environmental resistance, while the FEP-insulated cable ensures stable performance over a wide temperature range.

Application Scenarios

This proximity probe is ideal for monitoring vibration and position in turbines, compressors, pumps, and other rotating machinery. It is commonly used in industries such as power generation, oil and gas, petrochemical, and manufacturing, where reliable condition monitoring is essential to prevent unscheduled downtime and extend equipment life.

Installation Guide

Install the 330709-000-080-50-12-00 probe with care to achieve accurate measurements. Ensure the mounting surface is clean and the probe is threaded into a properly tapped hole with M16 x 1.5 thread. Apply the recommended torque of 63.3 N•m (560 in•lb) for the probe case. Connect the ClickLoc connector to the extension cable or Proximitor, ensuring a finger-tight connection (maximum torque 0.565 N•m). Avoid bending the cable beyond the minimum bend radius of 25.4 mm to prevent damage.

Compatibility

This probe is part of the 3300 XL series and is compatible with Bently Nevada 3300 XL Proximitor Sensors, specifically the five-meter version. It works with 3300/3500 monitoring systems and other compatible condition monitoring equipment. The ClickLoc connector ensures a secure and reliable connection with standard Bently Nevada extension cables.

Maintenance Advice

Regularly inspect the probe tip and cable for signs of wear, contamination, or damage. Clean the probe tip with a soft cloth and appropriate solvent if necessary. Ensure the connector is properly seated and free from moisture or debris. Periodically verify the probe’s DC resistance to ensure it remains within specification (7.2 ± 0.8 ohms). Avoid exposing the probe to temperatures below -34°C (-30°F) during operation or storage, as this may cause premature failure of the pressure seal.

Procurement Advice

When ordering the Bently Nevada 330709-000-080-50-12-00, verify that the total length (5.0 meters) matches your Proximitor sensor requirements. Ensure that the thread size (M16 x 1.5) is compatible with your mounting setup. Consider purchasing spare probes to minimize downtime in critical applications. Always source from authorized distributors to guarantee genuine parts and warranty support.

FAQ

Q1: What is the total length of this probe?

The total length is 5.0 meters (16.4 feet).

Q2: What type of connector does this probe use?

It uses a miniature coaxial ClickLoc connector with FluidLoc cable.

Q3: What is the operating temperature range?

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

Q4: Is this probe compatible with 3500 monitoring systems?

Yes, it is compatible with Bently Nevada 3300/3500 monitoring systems when used with the appropriate Proximitor sensor.

Q5: What is the recommended torque for installation?

The recommended torque for the M16 x 1.5 probe case is 63.3 N•m (560 in•lb).