Bently Nevada 330709-000-230-90-12-05 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-230-90-12-05 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 230 mm overall case length, and a 9.0-meter total length with a miniature coaxial ClickLoc connector and FluidLoc cable. It is manufactured in the U.S.A. and carries multiple agency approvals, ensuring compliance with international standards.

Technical Parameters

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

Parameter Analysis

The 330709-000-230-90-12-05 is configured with a 9.0-meter cable, providing flexibility for installations where the probe is distant from the monitoring system. The miniature coaxial ClickLoc connector ensures secure and reliable connections, while the FluidLoc cable is designed for harsh environments. The probe’s PPS tip offers excellent chemical resistance and thermal stability, making it suitable for demanding applications.

Application Scenarios

This proximity probe is ideal for monitoring vibration and axial 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. The probe’s robust design and high-temperature rating make it suitable for both standard and hazardous area installations.

Installation Guide

When installing the 330709-000-230-90-12-05, ensure the probe case is threaded into a properly tapped hole with an M16 x 1.5 thread. Apply the recommended torque of 21.1 N•m (187 in•lb) to secure the probe. The connector should be finger-tightened, with a maximum torque of 0.565 N•m (5 in•lb). Maintain a minimum bend radius of 25.4 mm (1.0 in) for the cable to prevent damage. For optimal performance, the target surface should be at least 30.5 mm (1.2 in) in diameter, and the shaft diameter should be at least 152 mm (6.0 in).

Compatibility

The 330709-000-230-90-12-05 is part of the 3300 XL series and is compatible with Bently Nevada 3300 and 3500 monitoring systems. It works with standard extension cables and proximitors designed for 3300 XL probes. The miniature coaxial ClickLoc connector ensures compatibility with Bently Nevada’s FluidLoc cable system.

Maintenance Advice

Regularly inspect the probe and cable for signs of wear or damage. Ensure the connector is clean and properly seated. Avoid exposing the probe to temperatures below -34°C (-30°F) as this may cause premature failure of the pressure seal. Periodically verify the probe’s DC resistance to ensure it remains within specification (8.5 ± 1.1 ohms).

Procurement Advice

When purchasing the Bently Nevada 330709-000-230-90-12-05, verify that the model number matches your requirements for thread size, cable length, and connector type. Confirm the agency approvals meet your site’s certification needs. For genuine parts and reliable service, purchase from authorized distributors like TenBN.

FAQ

What is the total length of the probe?

The total length is 9.0 meters (29.5 feet).

What is the operating temperature range?

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

What is the recommended torque for installation?

The recommended torque for the M16 x 1.5 probe case is 21.1 N•m (187 in•lb).

Is this probe suitable for hazardous areas?

Yes, the 330709-000-230-90-12-05 has multiple agency approvals, making it suitable for hazardous area installations. Refer to the temperature classification schedule for specific conditions.

What is the probe DC resistance?

The probe DC resistance is 8.5 ± 1.1 ohms.