Bently Nevada 330130-040-00-CN 3300 XL 8mm Extension Cable

High-Fidelity Signal Transmission for Proximity Systems

The Bently Nevada 330130-040-00-CN functions as the primary signal conduit between a 3300 XL proximity probe and its corresponding Proximitor sensor. This 4.0-meter extension cable maintains the precise electrical impedance and capacitance required to measure microscopic shaft movements without signal degradation. Because rotating machinery operates at high speeds, even minor electrical variances can lead to inaccurate data. Consequently, the 330130-040-00-CN utilizes a specialized coaxial design that effectively suppresses electromagnetic interference while transmitting raw vibration data. Furthermore, this cable enables the placement of electronic sensors in safe areas while the probe monitors hardware inside high-temperature or high-pressure machine casings.

Technical Specifications and Configuration Data

• Manufacturer: Bently Nevada (Baker Hughes)
• Part Number: 330130-040-00-CN
• Cable Series: 3300 XL Standard 8mm Extension Cable
• Total Length: 4.0 Meters (Option -040)
• Connector Protector: Standard (Option -00: No protector included)
• Agency Approval: CN (Certified for hazardous area use in specific regions)
• Jacket Material: Fluorinated Ethylene Propylene (FEP)
• Temperature Rating: -51°C to +177°C (-60°F to +351°F)
• Connector Type: Miniature gold-plated coaxial ClickLoc™ connectors
• Cable Capacitance: 69.9 pF/m (21.3 pF/ft)
• Weight: 0.22 kg

Industrial Durability and Precision Engineering

The 330130-040-00-CN optimizes long-term machinery protection by providing a ruggedized path for high-frequency vibration signals. It features a high-performance FEP jacket that actively resists moisture, industrial solvents, and extreme thermal cycling. Meanwhile, the gold-plated ClickLoc™ connectors ensure a low-resistance electrical path that prevents signal loss due to corrosion. Since the cable integrates seamlessly with the 3300 XL series, it allows for a “plug-and-play” replacement that does not require system recalibration, provided the total system length remains consistent. Moreover, the “CN” certification ensures the cable meets strict safety requirements for explosive atmospheres, enabling its use in refineries, power plants, and chemical processing facilities.

Strategic Industrial Applications

• Steam and Gas Turbines: Linking internal shaft probes to external Proximitor sensors for radial vibration monitoring.
• Large Centrifugal Compressors: Providing stable signal transmission for axial position and thrust measurements.
• Hydroelectric Power Units: Monitoring large-diameter shaft runout in high-moisture environments.
• Petrochemical Refineries: Supporting critical machinery health monitoring in hazardous, explosion-prone zones.