21000-16-10-15-144-03-02 | Bently Nevada 8 mm Proximity Probe Housing Assembly

Product Overview: The 21000-16-10-15-144-03-02 in Modern Industry

As industrial machinery evolves toward higher speeds and tighter tolerances, the need for precise, reliable vibration monitoring has never been greater. The 21000-16-10-15-144-03-02 from Bently Nevada addresses this challenge directly. This proximity probe housing assembly is designed to protect sensitive probes in harsh environments while maintaining accurate measurement. It is part of the trusted 21000 series, known for robust construction and consistent performance in rotating machinery applications.

With a 3300 XL 8 mm probe and a 1.0 meter cable, the 21000-16-10-15-144-03-02 provides a dependable solution for monitoring shaft vibration and position. The assembly includes a 1.5 inch standoff adapter and a probe penetration of 14.4 inches, ensuring proper installation in a variety of machine configurations. This product is ideal for industries where uptime and safety are critical, such as oil and gas, power generation, and petrochemical processing.

Key Features and Technical Specifications

• Probe Option: 3300 XL 8 mm probe with connector.
• Cable Length: 1.0 meter (39 inches).
• Standoff Adapter: 1.5 inches (38 mm).
• Probe Penetration: 14.4 inches (Option D dimension).
• Mounting Thread: 3/4-14 NPT.
• Fittings: One 3/4-14 NPT plug, one 3/4-14 to 1/2-14 NPT reducer, and a cable seal grip with grommets for cables from 1/8 to 3/8 inches.
• Material: Aluminum body with 304 stainless steel sleeve.
• Weight: 1.1 kg (2.4 lb) typical, without fittings.
• Maximum Probe + Cable Length (C + D): 17.0 inches (43.18 cm) with visible probe P/N and S/N; 32.9 inches (83.5 cm) maximum.

One distinctive feature of the 21000-16-10-15-144-03-02 is its 8 mm probe size, which is a standard for many industrial vibration monitoring systems. This allows for easy integration with existing Bently Nevada monitoring equipment and provides consistent, reliable data for predictive maintenance programs.

Real-World Applications and Use Cases

In the oil and gas industry, the 21000-16-10-15-144-03-02 is commonly used to monitor centrifugal compressors and pumps. For example, a refinery may install this housing assembly on a critical compressor train to detect early signs of shaft vibration or misalignment. Similarly, in power generation, it can be applied to steam turbines and generators to ensure continuous operation and avoid unplanned downtime. The assembly's explosion-proof certification (CSA Type 4) makes it suitable for hazardous areas, such as those found in chemical plants and offshore platforms.

Installation and Setup Guidance

When installing the 21000-16-10-15-144-03-02, ensure the mounting thread (3/4-14 NPT) matches the machine case port. For probe penetration lengths between 1.0 and 2.0 inches, counter boring may be necessary to reduce side view effects. If the combined probe penetration (C plus D) exceeds 300 mm (12 inches), add sleeve support near the probe to prevent resonance. The adjustment range for probe penetration option D is 13 mm (±0.5 inches). Use the provided fittings to secure conduit connections and seal the cable entry.

Routine Maintenance and Reliability Tips

Regular inspection of the 21000-16-10-15-144-03-02 is essential for long-term reliability. Check the O-rings and thread seal for wear or damage during each maintenance cycle. Verify that the dome cover is tightly secured and that the conduit fittings remain corrosion-free. In environments with high vibration or temperature extremes, inspect the cable seal grip and grommets to ensure a proper seal. Following these practices helps extend service life and maintain measurement accuracy, reducing overall maintenance costs.

Compatibility and Integration

The 21000-16-10-15-144-03-02 is designed to work with Bently Nevada monitoring systems that accept 8 mm proximity probes. It is fully compliant with the American Petroleum Institute's API 670 Standard for externally mounted proximity probe housings. The assembly is certified as a CSA Type 4 enclosure, making it suitable for hazardous area installations. For intrinsically safe applications, order hazardous area approved proximity probes with the 21000 aluminum housing.

Frequently Asked Questions

Q: What is the probe cable length for the 21000-16-10-15-144-03-02?

A: The probe cable length is 1.0 meter (39 inches).

Q: What mounting thread does this housing assembly use?

A: It uses a 3/4-14 NPT mounting thread.

Q: Is the 21000-16-10-15-144-03-02 suitable for hazardous areas?

A: Yes, it is CSA certified for explosion-proof applications in Class 1 Divisions 1 and 2 Groups C and D, and Class 2 Divisions 1 and 2 Groups E, F, and G.

Q: What is the weight of the assembly?

A: The typical weight is 1.1 kg (2.4 lb) without fittings.

Q: What material is the housing made of?

A: The body is aluminum with a 304 stainless steel sleeve.

Product Support and Availability

The 21000-16-10-15-144-03-02 is available from Petro Auto Tech in new and original factory packaging. It comes with a 12-month factory warranty. For current lifecycle status and ordering information, please contact Petro Auto Tech directly.