Product Overview

The 330101-00-76-10-02-05 is a high-performance 8 mm eddy current sensor from Bently Nevada’s 3300 XL series, specifically configured for extended-reach mounting. This non-contacting probe is a fundamental sensor for monitoring shaft dynamics, converting the distance between the probe tip and the target into an accurate voltage signal. With its 7.6-inch threaded case length, this model is engineered for installations where the sensor must penetrate deep machine casings or thick insulation to reach the target surface. It provides high-resolution data for both static displacement and dynamic vibration, ensuring comprehensive oversight of rotating asset health in critical industrial environments.

Definitive Hardware Specifications

• Model Number: 330101-00-76-10-02-05

• Probe Tip Diameter: 8 mm

• Thread Profile: 3/8-24 UNF (Standard Thread)

• Total Case Length: 7.6 Inches

• Unthreaded Length: 0.0 Inches (Fully Threaded)

• Integrated Cable: 1.0 Meter (3.3 feet) Standard Cable

• Connector Interface: Gold-plated ClickLoc miniature coaxial

• Connector Protection: Includes pre-installed connector protector (Option 05)

• Hazardous Area Approvals: CSA, ATEX, and IECEx certified

• Net Weight: 0.06 kg

• Product Dimensions: 1.8 x 1.6 x 123 cm

Industrial Deployment Contexts

This extended-length probe is primarily utilized in large-scale rotating equipment found in power generation and petrochemical facilities. It is the preferred choice for monitoring vibration on fluid-film bearings in large steam turbines, gas turbines, and high-capacity centrifugal compressors. The 7.6-inch threaded body allows for precise gapping even when the mounting bracket is located far from the shaft surface. Beyond vibration analysis, the 330101-00-76-10-02-05 is essential for measuring axial thrust position and eccentricity. Its high resistance to electromagnetic and radio frequency interference (RFI/EMI) ensures signal integrity in "noisy" electrical environments, making it suitable for modern automated production lines and remote monitoring stations.

FAQ

Q: What is the purpose of the 7.6-inch threaded case on this model?

A: The extended 7.6-inch threaded length is designed for "deep reach" applications. It allows the probe to be installed through thick machine housings, water jackets, or thermal insulation that would prevent a standard-length probe from reaching the shaft.

Q: Does this probe require a specific type of extension cable?

A: Yes, it must be used with a 3300 XL extension cable to maintain the correct electrical length of the system (typically 5 or 9 meters total). The probe features a ClickLoc connector to ensure a secure, vibration-resistant link to that cable.

Q: Why is the connector protector option important for this probe?

A: The -05 option includes a pre-installed connector protector. This prevents oil, moisture, and other contaminants from entering the coaxial connection point, which is critical for maintaining signal accuracy and preventing corrosion over long-term deployment.

Q: Can I use this probe with a non-XL 3300 Proximitor sensor?

A: This probe is fully backward compatible with non-XL 3300 series 5 mm and 8 mm components. This allows you to upgrade your sensors without needing to replace the entire legacy monitoring infrastructure.

Q: Is this sensor suitable for use in explosive atmospheres?

A: Absolutely. The 330101-00-76-10-02-05 carries multiple international certifications, including ATEX and IECEx, making it safe for use in hazardous areas when installed according to the appropriate intrinsic safety or explosion-proof standards.