Bently Nevada 330709-000-230-90-02-05 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-230-90-02-05 is a 3300 XL 11 mm Proximity Probe, designed for precise measurement of shaft vibration and position in rotating machinery. This model features an M16 x 1.5 thread, a 230 mm overall case length, and a 9.0-meter total length with a miniature coaxial ClickLoc connector. Manufactured in the U.S.A., it carries multiple agency approvals, ensuring broad compatibility and compliance.

Technical Parameters

• Probe Length: 9.0 meters (29.5 feet)
• Probe DC Resistance (center to outer conductor): 8.5 ± 1.1 ohms
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 304 stainless steel
• Cable: 75 Ω triaxial, FEP insulated
• Probe Case Thread: M16 x 1.5
• Maximum Thread Engagement: 24 mm
• Recommended Probe Case Torque: 21.1 N•m (187 in•lb)
• Operating/Storage Temperature: -52°C to +177°C (-62°F to +351°F)
• Minimum Bend Radius: 25.4 mm (1.0 in)

Parameter Analysis

The 330709-000-230-90-02-05 offers a 9.0-meter cable length, ideal for installations where the monitor is remote from the measurement point. The probe’s DC resistance of 8.5 ± 1.1 ohms ensures consistent signal integrity. With a recommended minimum target diameter of 30.5 mm and shaft diameter of 152 mm, it is optimized for standard industrial shafts. The PPS tip and stainless steel case provide durability in harsh environments.

Application Scenarios

This proximity probe is widely used for vibration and position monitoring in turbines, compressors, pumps, and other critical rotating machinery. It is suitable for applications requiring high accuracy and reliability, such as in power generation, oil & gas, and petrochemical industries.

Installation Guide

Install the probe with the recommended torque of 21.1 N•m (187 in•lb) for M16 x 1.5 cases. Ensure the thread engagement does not exceed 24 mm. The connector-to-connector torque should be finger tight, with a maximum of 0.565 N•m (5 in•lb). Maintain a minimum bend radius of 25.4 mm for the cable. Avoid exposing the probe to temperatures below -34°C (-30°F) to prevent premature failure of the pressure seal.

Compatibility

The 330709-000-230-90-02-05 is part of the 3300 XL series and is compatible with Bently Nevada 3300/3500 monitoring systems. It uses a miniature coaxial ClickLoc connector, ensuring secure and reliable connections with compatible extension cables and proximitors.

Maintenance Advice

Regularly inspect the probe tip and cable for damage or wear. Keep the connector clean and properly torqued. Verify the DC resistance periodically to ensure it remains within specification. Avoid bending the cable beyond the minimum radius and protect it from abrasive environments.

Procurement Advice

When ordering the Bently Nevada 330709-000-230-90-02-05, confirm the exact part number to ensure you receive the correct configuration. Consider purchasing spare probes to minimize downtime. Verify that the probe length and connector type match your existing system requirements.

FAQ

What is the total length of the probe?

The total length is 9.0 meters (29.5 feet).

What is the probe case thread size?

The thread is M16 x 1.5.

What is the operating temperature range?

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

What connector type does this probe use?

It uses a miniature coaxial ClickLoc connector.

Is this probe approved for hazardous areas?

Yes, it has multiple approvals, including temperature classifications for EPL Ga, Gc, and Dc.