Bently Nevada 330709-000-040-10-11-05 3300 XL 11 mm Proximity Probe

Product Introduction

The Bently Nevada 330709-000-040-10-11-05 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 40 mm overall case length, and a 1.0 meter total length. It is equipped with a miniature coaxial ClickLoc connector and FluidLoc cable, and carries multiple agency approvals, ensuring compliance with international standards.

Technical Parameters

• Probe Type: 3300 XL 11 mm Proximity Probe
• Thread Size: M16 x 1.5
• Unthreaded Length: 0 mm
• Overall Case Length: 40 mm
• Total Length: 1.0 meter (3.3 feet)
• Connector: Miniature coaxial ClickLoc with connector protector
• Cable: FluidLoc
• Agency Approvals: Multiple Approvals
• Probe DC Resistance (center to outer conductor): 5.9 ± 0.5 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)
• Storage Temperature: -52°C to +177°C

Parameter Analysis

The 330709-000-040-10-11-05 is engineered for high accuracy and stability. The 11 mm probe diameter provides a linear measurement range suitable for most industrial applications. The M16 x 1.5 thread allows secure mounting, with a recommended installation torque of 21.1 N•m (187 in•lb) and a maximum of 63.3 N•m (560 in•lb). The miniature coaxial ClickLoc connector ensures reliable signal transmission, while the FluidLoc cable offers robust performance in harsh environments.

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 oil & gas, power generation, and manufacturing plants to provide critical data for condition monitoring and predictive maintenance.

Installation Guide

Install the probe with the recommended torque (21.1 N•m for M16x1.5 threads). Ensure the target surface is flat and has a minimum diameter of 30.5 mm (1.2 in) for cross-talk limitation. For shaft applications, the recommended minimum shaft diameter is 152 mm (6.0 in). Maintain a minimum bend radius of 25.4 mm (1.0 in) for the cable. The maximum thread engagement is 24 mm.

Compatibility

This probe is part of the 3300 XL series and is compatible with Bently Nevada 3300 and 3500 monitoring systems. It works with 3300 XL Proximitors and extension cables, ensuring seamless integration into existing condition monitoring setups.

Maintenance Advice

Regularly inspect the probe tip and cable for damage. Keep the probe clean and free from contaminants. Avoid exposing the probe to temperatures below -34°C (-30°F) as this may cause premature failure of the pressure seal. Periodically verify the DC resistance to ensure proper operation.

Procurement Advice

When purchasing the 330709-000-040-10-11-05, verify the part number to ensure it matches your requirements. Consider the total length and connector type for your specific installation. For large orders, confirm availability and lead times with your supplier. Always source from authorized distributors to guarantee genuine Bently Nevada products.

FAQ

What is the operating temperature range?

The probe operates and stores in temperatures from -52°C to +177°C (-62°F to +351°F).

What is the recommended installation torque?

For M16x1.5 threads, the recommended torque is 21.1 N•m (187 in•lb), with a maximum of 63.3 N•m (560 in•lb).

Can this probe be used with 3500 monitoring systems?

Yes, the 3300 XL series probes are compatible with both 3300 and 3500 systems when used with appropriate Proximitors.

What is the minimum target size?

For flat surfaces, the recommended minimum diameter is 30.5 mm (1.2 in). For shafts, the recommended minimum diameter is 152 mm (6.0 in).

What is the probe DC resistance?

The DC resistance from the center conductor to the outer conductor is 5.9 ± 0.5 ohms.