21000-16-05-00-030-04-02 | Bently Nevada 8 mm Probe Housing Assembly

What Is the 21000-16-05-00-030-04-02?

When machinery vibration threatens uptime, the 21000-16-05-00-030-04-02 from Bently Nevada provides a robust solution. This proximity probe housing assembly is part of the 21000 series. It includes a 3300 XL 8 mm probe with a 0.5 m cable. The assembly is designed for hazardous areas with CSA explosion-proof approval. It meets API 670 standards for externally mounted probes.

Key Features & Technical Specs

• Probe Option: 3300 XL 8 mm probe with connector.
• Probe Cable Length: 0.5 m (20 in).
• Probe Penetration: 3.0 in.
• Fitting Option: One 3/4-14 NPT plug.
• Mounting Thread: 3/4-14 NPT.
• Material: Aluminum body with 304 stainless steel sleeve.
• Weight: 1.1 kg (2.4 lb) typical, without fittings.
• Maximum (C) + (D) Dimension: 13.5 in (34.3 mm) with visible probe.

A standout spec is the 3.0 in probe penetration. This depth allows precise measurement of shaft vibration in thick machine casings. It reduces installation errors and improves data accuracy.

Industry Applications

Engineers use the 21000-16-05-00-030-04-02 in rotating machinery like turbines and compressors. Its CSA Type 4 enclosure suits harsh environments. The assembly works well in oil and gas facilities. It supports predictive maintenance programs by delivering reliable vibration data.

Setup & Mounting

Mount the housing using the 3/4-14 NPT thread. Ensure the probe sleeve aligns with the target. The assembly includes a dome cover and threaded ports for conduit. Use the provided thread seal to prevent leaks. Always follow Bently Nevada's installation manual for optimal performance.

Routine Care

Inspect the housing periodically for damage. Check O-rings and seals during maintenance. The aluminum body resists corrosion in most environments. For hazardous areas, verify the explosion-proof rating remains intact. Regular inspection per manufacturer's safety manual extends service life.

Compatible Systems

This assembly works with Bently Nevada monitoring systems. It integrates with 3500 series racks and software. The 8 mm probe connects to standard proximity probe drivers. Use with approved intrinsically safe barriers for hazardous locations.

Common Questions

Q: What is the probe cable length?

A: The cable is 0.5 m (20 in) as indicated by suffix code 05.

Q: Is this housing approved for hazardous areas?

A: Yes, it has CSA explosion-proof approval and is rated for hazardous locations.

Q: What mounting thread does it use?

A: It uses a 3/4-14 NPT mounting thread, suffix code -02.

Q: What is the weight of the assembly?

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

Q: Does it include a standoff adapter?

A: No, the standoff adapter option is 00, meaning none is included.

Product Support & Availability

The 21000-16-05-00-030-04-02 is in stock and ready to ship from Petro Auto Tech. Contact us for current lifecycle status and availability before ordering.