Bently Nevada 330730-080-01-CN 3300 XL 11 mm Extension Cable

Product Introduction

The Bently Nevada 330730-080-01-CN is a 3300 XL 11 mm Extension Cable, engineered for reliable signal transmission between the probe and proximitor sensor in rotating machinery monitoring systems. This model features an 8.0-meter (26.2 feet) armored cable, ensuring durability in harsh industrial environments. Manufactured in the U.S.A., it meets country-specific approval requirements (CN).

Technical Parameters

• Model: 330730-080-01-CN
• Cable Length: 8.0 meters (26.2 feet)
• Connector and Cable Option: 01 Armored cable
• Agency Approval: Country Specific (CN)
• Extension Cable Capacitance: 69.9 pF/m (21.3 pF/ft) typical
• Extension Cable Material: 75 Ω triaxial, fluoroethylene propylene (FEP) insulated
• 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)
• DC Resistance (8.0 m): Center conductor to center conductor: 2.0 ± 0.5 ohms; Coaxial conductor to coaxial conductor: 0.6 ± 0.2 ohms
• Weight: Armored extension cable: 140 g/m (1.5 oz/ft)

Parameter Analysis

The 330730-080-01-CN extension cable is designed to maintain signal integrity over its 8-meter length. Its low capacitance (69.9 pF/m) minimizes signal attenuation, ensuring accurate vibration readings. The armored construction provides robust mechanical protection, while the FEP insulation offers excellent thermal and chemical resistance, suitable for extreme temperatures from -51°C to +177°C. The ClickLoc connectors (gold-plated brass) ensure a secure, vibration-proof connection, preventing loosening during operation.

Application Scenarios

This extension cable is ideal for use in condition monitoring systems for turbines, compressors, pumps, and other rotating machinery. It is commonly deployed in power generation, oil and gas, petrochemical, and manufacturing facilities where reliable vibration monitoring is critical for predictive maintenance and machine protection.

Installation Guide

When installing the 330730-080-01-CN, ensure the cable is routed without sharp bends or excessive tension. Connect the extension cable to the probe and proximitor sensor using the ClickLoc connectors, ensuring they lock firmly into place. For environments with moisture or humidity, apply the provided silicone tape or use connector protectors (recommended) to safeguard connections. Avoid exposing connections to turbine oil; silicone tape is not recommended in such applications.

Compatibility

The 330730-080-01-CN is compatible with Bently Nevada 3300 XL 11 mm probe systems and 3300 XL Proximitor Sensors. It is designed to work with the 3300 and 3500 monitoring systems. Ensure the total cable length (probe + extension) does not exceed system specifications for optimal performance.

Maintenance Advice

Regularly inspect the cable for signs of wear, abrasion, or damage to the armor or connectors. Keep connectors clean and dry. If the cable is exposed to harsh chemicals or extreme temperatures, verify the integrity of the FEP jacket periodically. Replace any damaged components immediately to maintain monitoring accuracy.

Procurement Advice

When ordering the Bently Nevada 330730-080-01-CN, verify the part number matches your system requirements, especially the cable length and connector options. Confirm agency approval compatibility with your region. Purchase from authorized distributors like TenBN to ensure genuine parts and warranty support.

FAQ

1. What is the length of this extension cable?

The cable length is 8.0 meters (26.2 feet), as indicated by the ‘080’ in the model number.

2. Is this cable armored?

Yes, the ’01’ option indicates armored cable, providing additional mechanical protection.

3. What is the operating temperature range?

The cable operates and stores in temperatures from -51°C to +177°C (-60°F to +351°F).

4. Can I use this cable with 3500 monitoring systems?

Yes, it is compatible with both 3300 and 3500 monitoring systems when used with appropriate 3300 XL probes and proximitors.

5. How do I ensure a secure connection?

The ClickLoc connectors lock into place, preventing loosening. For additional environmental protection, use connector protectors or silicone tape (except in turbine oil exposure).