21000-34-05-00-028-04-02 | Bently Nevada 0.5m Cable Proximity Probe Housing Assembly

What Is the Bently Nevada 21000-34-05-00-028-04-02?

When you need a robust solution for externally mounted proximity probes, the 21000-34-05-00-028-04-02 from Bently Nevada delivers dependable performance. This assembly includes a 3300 XL 8 mm probe with connector protector and a 0.5 m (20 in) probe cable. It features a 2.8 in probe penetration and a 3/4-14 NPT mounting thread. The aluminum body with 304 stainless steel sleeve ensures durability in harsh environments.

Key Features & Technical Specs

• Probe option: 3300 XL 8 mm probe with connector protector and selectable hazardous area approvals.
• Probe cable length: 0.5 m (20 in) for flexible installation.
• Probe penetration: 2.8 in to accommodate various mounting depths.
• Mounting thread: 3/4-14 NPT for secure attachment.
• Material: Aluminum body with 304 stainless steel sleeve for corrosion resistance.
• Maximum (C) + (D) dimension: 13.5 in (34.3 cm) for space planning.
• Weight: 1.1 kg (2.4 lb) typical, without fittings.
• Temperature range: -51°C to +177°C (-60°F to +351°F) for the 3300 XL 8mm probe.

Applications & Use Cases

Engineers rely on the 21000-34-05-00-028-04-02 for vibration monitoring in rotating machinery such as turbines, compressors, and pumps. Its CSA Type 4 enclosure and API 670 compliance make it suitable for hazardous areas. Consequently, it provides reliable data for predictive maintenance programs.

Installation Guide

Mount the housing using the 3/4-14 NPT thread and optional standoff adapter. Ensure the probe sleeve length matches your application requirements. For explosion-proof setups, order CA versions with appropriate fitting options. Always follow Bently Nevada's installation manual for safe wiring.

Maintenance & Reliability

Periodically inspect O-rings and thread seals for wear. The stainless steel sleeve resists corrosion, extending service life. Regular checks of cable integrity help maintain accurate readings. This assembly's robust design minimizes downtime in critical processes.

Compatibility & Integration

The 21000-34-05-00-028-04-02 works with Bently Nevada monitoring systems. It accepts 3300 XL 8 mm and 11 mm probes, as well as 3300 NSv probes. The housing supports CSA-approved hazardous area installations when ordered with proper options.

Common Questions About the 21000-34-05-00-028-04-02

Q: What is the maximum temperature range for the included probe?

A: The 3300 XL 8mm probe operates and stores from -51°C to +177°C (-60°F to +351°F).

Q: Does this housing come with a standoff adapter?

A: No, the standoff adapter option is 00, meaning it is not included.

Q: What mounting thread does this assembly use?

A: It uses a 3/4-14 NPT thread (option -02).

Q: Is this housing explosion-proof?

A: Only CA versions of the housing are rated explosion-proof by CSA when ordered with specific fitting options.

Product Support & Availability

The 21000-34-05-00-028-04-02 is in stock and ready to ship from Petro Auto Tech. Contact our team for lifecycle status and ordering assistance. We provide new, factory-sealed units with a 12-month warranty.