Bently Nevada 330709-000-070-10-02-00 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-070-10-02-00 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 70 mm overall case length, and a 1.0 meter total length with a miniature coaxial ClickLoc connector. Manufactured in the U.S.A., this probe is part of the trusted 3300 XL series, known for its accuracy and durability in industrial environments.

Technical Parameters

• Model: 330709-000-070-10-02-00
• Thread: M16 x 1.5
• Unthreaded Length: 0 mm
• Overall Case Length: 70 mm
• Total Length: 1.0 meter (3.3 feet)
• Connector: Miniature coaxial ClickLoc connector, standard cable
• Agency Approval: Not required
• Probe DC Resistance: 5.9 ± 0.5 ohms (center to outer conductor)
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 304 stainless steel
• Cable: 75 Ω triaxial, FEP insulated
• Operating Temperature: -52°C to +177°C (-62°F to +351°F)

Parameter Analysis

The 330709-000-070-10-02-00 offers a DC resistance of 5.9 ± 0.5 ohms, ensuring consistent signal transmission. The recommended minimum target diameter is 30.5 mm (1.2 in) for flat surfaces, and the minimum shaft diameter is 152 mm (6.0 in) to avoid cross-talk limitations. The probe case torque is 63.3 N•m (560 in•lb) for M16x1.5 threads, and the connector-to-connector torque should be finger tight, with a maximum of 0.565 N•m (5 in•lb). The minimum bend radius is 25.4 mm (1.0 in).

Application Scenarios

This proximity probe is ideal for monitoring vibration and position in critical rotating machinery such as turbines, compressors, pumps, and other industrial equipment. It provides accurate data for predictive maintenance and protection systems, helping to prevent costly downtime.

Installation Guide

Install the probe with the recommended torque of 63.3 N•m (560 in•lb) for the M16x1.5 case. Ensure the target surface meets the minimum size requirements. Use the ClickLoc connector for a secure connection, and avoid bending the cable beyond the minimum bend radius of 25.4 mm (1.0 in).

Compatibility

The 330709-000-070-10-02-00 is compatible with Bently Nevada 3300 XL monitoring systems and can be used with extension cables and proximity transducers that support the ClickLoc connector.

Maintenance Advice

Regularly inspect the probe tip for damage or contamination. Keep the connector clean and properly torqued. Avoid exposing the probe to temperatures below -34°C (-30°F) to prevent premature failure of the pressure seal.

Procurement Advice

When ordering the Bently Nevada 330709-000-070-10-02-00, verify the total length and connector type to ensure it matches your system requirements. Consider purchasing spare probes to minimize downtime.

FAQ

What is the total length of this probe?

The total length is 1.0 meter (3.3 feet).

What is the thread size?

The thread size is M16 x 1.5.

What is the operating temperature range?

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

What is the probe DC resistance?

The probe DC resistance is 5.9 ± 0.5 ohms.

Is this probe approved for hazardous areas?

No, agency approval is not required for this model (option 00).