Bently Nevada 330730-040-11-CN 3300 XL 11 mm Extension Cable

Product Introduction

The Bently Nevada 330730-040-11-CN is a 3300 XL 11 mm Extension Cable designed for use with 3300 XL proximity transducers. This cable is manufactured in the U.S.A. and features a length of 4.0 meters (13.1 feet) with an armored FluidLoc cable option (connector option 11). It is part of the 3300 XL series, ensuring reliable signal transmission between the probe and proximitor. The model 330730-040-11-CN is specifically configured for country-specific requirements (CN).

Technical Parameters

• Product Type: 3300 XL 11 mm Extension Cable
• Model: 330730-040-11-CN
• Cable Length: 4.0 meters (13.1 feet)
• Connector and Cable Option: 11 – Armored FluidLoc cable
• Agency Approval Option: CN (Country Specific)
• Extension Cable Capacitance: 69.9 pF/m (21.3 pF/ft) typical
• Extension Cable Armor: Flexible AISI 302 SST with FEP outer jacket
• Operating and Storage Temperature: -51°C to +177°C (-60°F to +351°F) (note: spec also lists -52°C to +177°C)
• Weight: Standard 0.18 kg (45 g/m); Armored 0.56 kg (140 g/m)
• DC Resistance (for 4.0 m cable): Center conductor to center conductor: 1.0 ± 0.25 ohms; Coaxial conductor to coaxial conductor: 0.3 ± 0.1 ohms
• Extension Cable Material: 75 ohm triaxial, FEP insulated
• System Length: 5 or 9 meters including extension cable
• Tensile Strength: 330 N (75 lbs) probe case to lead; 270 N (60 lbs) at connectors
• Connector Material: Gold-plated brass

Parameter Analysis

The 330730-040-11-CN extension cable is engineered to maintain signal integrity over its 4-meter length. With a typical capacitance of 69.9 pF/m, it ensures minimal signal distortion. The armored construction (AISI 302 SST with FEP jacket) provides robust protection against mechanical damage and environmental factors. The FluidLoc option prevents oil leakage through the cable interior, making it ideal for machinery with oil lubrication systems. The cable’s temperature range of -51°C to +177°C allows operation in extreme conditions.

Application Scenarios

This extension cable is suitable for use in various rotating machinery, including turbines, compressors, pumps, and other industrial equipment. It is commonly applied in vibration monitoring systems to connect eddy-current probes to proximitors, ensuring accurate measurement of shaft vibration and position.

Installation Guide

When installing the 330730-040-11-CN, ensure that the cable is routed without sharp bends and is protected from abrasion. The connector protector option is recommended for humid environments. Silicone tape is provided with each cable and can be used as an alternative to connector protectors, but it is not recommended where exposure to turbine oil is possible. Secure the cable using appropriate clamps, and verify that the tensile strength limits are not exceeded.

Compatibility

The 330730-040-11-CN is compatible with Bently Nevada 3300 XL 11 mm probes and 3300 XL Proximitor Sensors. It is designed for use in systems with a total length of 5 or 9 meters (including extension cable). Field wiring between the proximitor and monitor can be up to 305 meters (1000 feet) using three-conductor shielded triad cable.

Maintenance Advice

Regularly inspect the cable for signs of wear, damage, or contamination. Check connectors for corrosion or looseness. Clean connectors with appropriate solvents if needed. Avoid exposing the cable to temperatures outside its rated range. Replace any damaged cable immediately to maintain system accuracy.

Procurement Advice

When ordering the Bently Nevada 330730-040-11-CN, verify the model number and options to ensure it meets your system requirements. Consider purchasing spare cables to minimize downtime. Ensure that the cable length and connector options match your existing setup. For assistance, contact an authorized Bently Nevada channel partner like TenBN.

FAQ

What is the length of the 330730-040-11-CN cable?

The cable length is 4.0 meters (13.1 feet).

What does the ’11’ option signify?

The ’11’ indicates an armored FluidLoc cable option, which prevents oil leakage and provides additional mechanical protection.

What is the operating temperature range?

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

Can this cable be used with 3300 XL probes?

Yes, the 330730-040-11-CN is designed for use with 3300 XL 11 mm probes and extension cables.

Is the cable armored?

Yes, it features flexible AISI 302 SST armor with an FEP outer jacket.