Bently Nevada 330730-040-02-05 3300 XL 11 mm Extension Cable

Product Introduction

The Bently Nevada 330730-040-02-05 is a 3300 XL 11 mm Extension Cable designed for use with 3300 XL proximity probes. This 4.0-meter (13.1 feet) cable ensures reliable signal transmission between the probe and the Proximitor sensor. Manufactured in the U.S.A., it features a standard cable with connector protector and multiple agency approvals, making it suitable for a wide range of industrial applications.

Technical Parameters

• Model: 330730-040-02-05
• Product Type: 3300 XL 11 mm Extension Cable
• Cable Length: 4.0 meters (13.1 feet)
• Connector Option: Standard cable with connector protector
• Agency Approval: Multiple Approvals
• Extension Cable Capacitance: 69.9 pF/m (21.3 pF/ft) typical
• Operating and Storage Temperature: -51°C to +177°C (-60°F to +351°F)
• Weight: 0.18 kg (0.5 oz/ft) for standard cable; armored version 0.56 kg (1.5 oz/ft)
• DC Resistance (center conductor): 1.0 ± 0.25 ohms
• DC Resistance (coaxial conductor): 0.3 ± 0.1 ohms
• Material: 75 Ω triaxial, fluoroethylene propylene (FEP) insulated
• Connector Material: Gold-plated brass

Parameter Analysis

The 330730-040-02-05 extension cable is engineered for high accuracy and stability. Its low capacitance (69.9 pF/m) minimizes signal distortion, ensuring precise vibration and displacement measurements. The cable’s operating temperature range of -51°C to +177°C allows use in extreme environments. The optional armored version provides additional mechanical protection with flexible AISI 302 SST and FEP outer jacket. The connector protector option safeguards connections in humid or moist conditions, enhancing reliability.

Application Scenarios

This extension cable is ideal for use in rotating machinery monitoring, including turbines, compressors, pumps, and other industrial equipment. It is a critical component in condition monitoring systems that require accurate shaft vibration and position measurements. The 330730-040-02-05 is compatible with 3300 XL 11 mm probes and Proximitor sensors, making it suitable for applications in power generation, oil & gas, petrochemical, and manufacturing industries.

Installation Guide

When installing the 330730-040-02-05 extension cable, ensure the system length (probe + extension cable) is either 5 or 9 meters as per system requirements. Connect the cable securely to the probe and Proximitor, using the provided silicone tape or connector protectors for environmental sealing. Avoid exposing the connection to turbine oil; silicone tape is not recommended in such applications. Follow the manufacturer’s guidelines for routing and securing the cable to prevent damage.

Compatibility

The 330730-040-02-05 is part of the 3300 XL series and is compatible with 3300 XL 11 mm proximity transducers and 3300 XL Proximitor sensors. It is designed to work with Bently Nevada monitoring systems that accept 3300 XL series components. The cable length option 040 (4.0 meters) is one of several available lengths to match system requirements.

Maintenance Advice

Regularly inspect the extension cable for signs of wear, damage, or corrosion, especially at connectors. Keep connectors clean and protected using connector protectors or silicone tape. Ensure the cable is not subjected to excessive bending or tensile stress beyond its rated strength (330 N at probe case, 270 N at connectors). Periodically verify electrical continuity and insulation resistance to maintain measurement accuracy.

Procurement Advice

When ordering the Bently Nevada 330730-040-02-05, verify the exact model number to ensure correct length and options. Consider purchasing spare cables to minimize downtime. For applications requiring additional protection, select the armored version or connector protector options. Always source from authorized distributors to guarantee genuine parts and warranty support.

FAQ

What is the length of the 330730-040-02-05 extension cable?

The cable length is 4.0 meters (13.1 feet).

Can this cable be used with all 3300 XL probes?

It is designed for 3300 XL 11 mm probes. Ensure compatibility with your specific probe model.

What is the temperature range for this cable?

The operating and storage temperature range is -51°C to +177°C (-60°F to +351°F).

Does the cable come with connector protectors?

Yes, the option ’02’ indicates standard cable with connector protector.

What is the capacitance of the cable?

The typical capacitance is 69.9 pF/m (21.3 pF/ft).