Bently Nevada 330709-000-060-50-02-00 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-060-50-02-00 is a 3300 XL 11 mm proximity probe designed for accurate measurement of radial vibration and axial position in rotating machinery. This model features a 5.0-meter cable, M16 x 1.5 thread, and a miniature coaxial ClickLoc connector. It is manufactured in the U.S.A. and is part of the 3300 XL series, known for its reliability and precision in condition monitoring applications.

Technical Parameters

• Probe Type: 3300 XL 11 mm, M16 x 1.5 thread, without armor
• Unthreaded Length: 0 mm
• Overall Case Length: 60 mm
• Total Length: 5.0 meters (16.4 feet)
• Connector: Miniature coaxial ClickLoc connector, standard cable
• Agency Approval: Not required
• Probe DC Resistance: 7.2 ± 0.8 ohms (center to outer conductor)
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 304 stainless steel
• Probe Cable: 75 ohm triaxial, FEP insulated
• Probe Case Torque: 63.3 N•m (560 in•lb) for M16x1.5
• Connector-to-connector torque: Finger tight recommended, max 0.565 N•m (5 in•lb)
• Minimum Bend Radius: 25.4 mm (1.0 in)
• Probe Case Thread: M16x1.5, max engagement 24 mm
• Operating and Storage Temperature: -52°C to +177°C (-62°F to +351°F)

Parameter Analysis

The 5.0-meter total length is specifically designed for use with the five-meter Proximitor Sensor, ensuring proper impedance matching and signal integrity. The probe DC resistance of 7.2 ± 0.8 ohms is typical for this length and is critical for accurate eddy-current sensing. The M16 x 1.5 thread allows secure mounting, and the PPS tip provides durability in harsh environments.

Application Scenarios

This proximity probe is widely used for vibration and position monitoring in turbines, compressors, pumps, and other rotating machinery. It is suitable for applications requiring precise measurement of shaft vibration, thrust position, and eccentricity. The 3300 XL series is compatible with Bently Nevada 3300 and 3500 monitoring systems.

Installation Guide

When installing the 330709-000-060-50-02-00, ensure the target surface is flat and has a minimum diameter of 30.5 mm (1.2 in) for flat surfaces, or a shaft diameter of at least 152 mm (6.0 in). Apply the recommended probe case torque of 63.3 N•m (560 in•lb) for M16x1.5 threads. Connect the ClickLoc connector finger tight, then tighten to a maximum of 0.565 N•m (5 in•lb). Maintain a minimum bend radius of 25.4 mm (1.0 in) for the cable. Avoid exposing the probe to temperatures below -34°C (-30°F) to prevent premature failure of the pressure seal.

Compatibility

This probe is designed for use with Bently Nevada 3300 XL Proximitor sensors, specifically the 5-meter version. It is compatible with 3300 and 3500 monitoring systems that accept 3300 XL series probes. The miniature coaxial ClickLoc connector ensures a secure connection with compatible extension cables.

Maintenance Advice

Regularly inspect the probe tip and cable for damage or wear. Keep the connector clean and dry. Check the probe resistance periodically to ensure it remains within 7.2 ± 0.8 ohms. If the probe is exposed to temperatures below -34°C, consider replacing it to avoid seal failure. Always follow manufacturer guidelines for torque and bend radius during installation and maintenance.

Procurement Advice

When purchasing the Bently Nevada 330709-000-060-50-02-00, verify that the model number matches your requirements, especially the total length (5.0 meters) and connector type. Ensure you are sourcing from an authorized channel like TenBN to guarantee genuine parts and technical support. Consider stocking spare probes to minimize downtime.

FAQ

What is the total length of this probe?

The total length is 5.0 meters (16.4 feet).

What is the probe DC resistance?

The resistance from the center conductor to the outer conductor is 7.2 ± 0.8 ohms.

What is the operating temperature range?

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

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

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

What is the minimum target size?

For a flat surface, the recommended minimum diameter is 30.5 mm (1.2 in); for shaft diameter, the recommended minimum is 152 mm (6.0 in).