21000-16-10-00-052-03-02 | Bently Nevada 8 mm Probe Housing Assembly

What Is the Bently Nevada 21000-16-10-00-052-03-02?

When you need robust vibration monitoring in harsh industrial environments, the 21000-16-10-00-052-03-02 from Bently Nevada delivers. This proximity probe housing assembly is part of the 21000 series and is designed for externally mounted proximity probes. It includes a 3300 XL 8 mm probe with a 1.0 m (39 in) cable, a 5.2 in probe penetration, and a 3/4-14 NPT mounting thread. The housing features an aluminum body with a 304 stainless steel sleeve, ensuring durability and corrosion resistance. With CSA Type 4 enclosure certification and explosion-proof rating for hazardous areas, this assembly meets API 670 standards for externally mounted probes.

Key Features & Technical Specs of the 21000-16-10-00-052-03-02

• Probe Option: 3300 XL 8 mm probe with connector.
• Cable Length: 1.0 m (39 in) probe cable.
• Probe Penetration: 5.2 in.
• Mounting Thread: 3/4-14 NPT.
• Fitting Option: One 3/4-14 NPT plug, one 3/4-14 to 1/2-14 NPT reducer, and one cable seal grip with grommets for cable sizes 1/8 to 3/16 in and 1/4 to 5/16 in.
• Material: Aluminum body with 304 stainless steel sleeve.
• Weight: 1.1 kg (2.4 lb) typical, without fittings.
• Maximum (C) + (D) Dimension: 32.9 in (83.5 cm) with visible probe (P/N and S/N).
• Certifications: CSA Type 4 enclosure, explosion-proof for hazardous areas, API 670 compliant.

A standout feature is the 5.2 in probe penetration, which allows precise gap setting for accurate proximity measurements in tight installations. This ensures reliable vibration and position monitoring in rotating machinery.

Applications & Use Cases

In critical rotating machinery such as turbines, compressors, and pumps, the 21000-16-10-00-052-03-02 provides essential shaft vibration and position monitoring. Its explosion-proof rating makes it ideal for oil and gas, petrochemical, and power generation facilities where hazardous atmospheres are present. Additionally, the assembly supports intrinsically safe applications when paired with approved proximity probes, enhancing safety in explosive environments.

Installation Guide for the 21000-16-10-00-052-03-02

Mount the housing using the 3/4-14 NPT thread into a suitable conduit or mounting hole. Ensure the probe sleeve is inserted to the correct penetration depth of 5.2 in. The included cable seal grip accommodates cable diameters from 1/8 to 3/16 in or 1/4 to 5/16 in, providing a secure seal. For hazardous area installations, follow all local codes and the manufacturer's safety manual. Verify the dome cover is tightened properly to maintain the explosion-proof integrity.

Routine Care & Reliability Tips

Periodically inspect the housing for signs of corrosion or damage, especially in harsh environments. Check the cable seal grip and grommets for wear to ensure a proper seal. Verify that the probe cable length (1.0 m) is not strained or kinked. Regular inspection per the manufacturer's guidelines helps maintain long-term reliability and prevents unplanned downtime.

Compatibility & Integration

The 21000 housing assembly is designed for use with Bently Nevada 3300 XL 8 mm proximity probes and compatible monitoring systems. It integrates seamlessly with Bently Nevada vibration monitoring platforms for real-time data acquisition. The assembly also supports CSA-approved hazardous area installations, making it suitable for global industrial applications.

Common Questions About the 21000-16-10-00-052-03-02

Q: What is the probe cable length for this assembly?

A: The probe cable length is 1.0 m (39 in).

Q: Is this housing explosion-proof?

A: Yes, it is rated explosion-proof for hazardous areas with CSA Type 4 enclosure certification.

Q: What mounting thread does the assembly use?

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

Q: What is the weight of the 21000-16-10-00-052-03-02?

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

Q: What probe is included with this part number?

A: It includes a 3300 XL 8 mm probe with connector.

Product Support & Availability

The 21000-16-10-00-052-03-02 is in stock and ready to ship from Petro Auto Tech. As an industrial automation parts supplier, we ensure fast delivery and reliable support. Contact our team for assistance with ordering or technical inquiries.