31000-28-05-00-059-02-02 | Bently Nevada 8 mm Probe Housing

Introduction to the 31000-28-05-00-059-02-02

When you need a rugged, reliable enclosure for your proximity probe, the 31000-28-05-00-059-02-02 from Bently Nevada is a smart choice. This 31000 series housing is designed to protect a 3300 XL 8 mm probe with multiple approvals. It comes with a 0.5 metre (20 in) probe cable, making it ready for many industrial installations.

As a professional, you understand that protecting sensitive vibration monitoring equipment is critical. This housing offers robust construction and a wide temperature range, so it performs in demanding environments. Let's explore its key features and why it stands out.

Key Features and Technical Specifications

The 31000-28-05-00-059-02-02 is built with high-quality materials and thoughtful design. Here are the essential specifications you can rely on:

• Probe Option: 3300 XL 8 mm probe with connector, multiple approvals.
• Probe Cable Length: 0.5 metre (20 in).
• Standoff Adapter: None (option 00).
• Probe Penetration: 5.9 inches (option 059).
• Fittings: Two 3/4-14 NPT fittings, one plug.
• Mounting Thread: 3/4-14 NPT (required if ordering standoff adapter).
• Housing Material: Glass-reinforced Polyphenylene Sulfide (PPS) thermoplastic with conductive fibers.
• Sleeve Material: AISI 304 stainless steel (sleeve and retaining chain).
• Outer Sleeve and Screws: AISI 303 stainless steel.
• O-Ring Material: Neoprene®.
• Temperature Rating: -51°C to +105°C (-60°F to +221°F).
• Weight: 1.2 kg (2.6 lb).

One distinctive spec is the impact strength: certified by BASEEFA to withstand 4 Joule impacts at -39°C and 115°C, and CSA verified for 7 Joule at room temperature. This means the housing can handle physical shocks without compromising the probe inside.

Protection and Durability

The 31000-28-05-00-059-02-02 is rated IP66 and Type 4X, verified by CSA and SC115582-1 (e) 106. This means it is dust-tight and protected against powerful water jets, making it suitable for washdown areas. Additionally, it meets CENELEC standard EN50014 for electrostatic dissipation, which is important in hazardous locations.

The housing material is a glass-reinforced PPS thermoplastic with conductive fibers, providing both strength and static dissipation. The stainless steel components resist corrosion, ensuring long service life even in harsh environments.

Installation and Mounting

Installing the 31000-28-05-00-059-02-02 is straightforward. The mounting thread is 3/4-14 NPT, which is a common industrial standard. The fittings option includes two 3/4-14 NPT fittings and one plug, giving you flexibility for cable entry. The probe penetration of 5.9 inches allows for proper positioning in many machine configurations.

When mounting, ensure that the housing is securely fastened and that the probe cable is routed without sharp bends. The recommended torque for the retaining nut is 29.4 N·m (260 in·lb), which you should follow to avoid over-tightening.

Maintenance and Reliability

Routine inspection of the 31000-28-05-00-059-02-02 is simple. Check the O-ring and fittings periodically for wear or damage. The stainless steel components resist corrosion, but it's wise to verify that the housing remains sealed against moisture and dust.

Because the housing is designed to withstand impacts and extreme temperatures, it offers reliable protection for your probe. This reduces the risk of unplanned downtime, saving you time and money in the long run.

Applications and Use Cases

The 31000-28-05-00-059-02-02 is ideal for rotating machinery monitoring, such as turbines, compressors, and pumps. Its rugged construction makes it suitable for outdoor installations, chemical plants, and other demanding environments.

For example, in a petrochemical facility where equipment is exposed to harsh weather and potential impacts, this housing provides the protection needed for continuous vibration monitoring. Its IP66 rating ensures that water spray from cleaning operations won't affect the probe.

Compatibility and Integration

This housing is designed to work with Bently Nevada 3300 XL 8 mm proximity probes. It is part of the 31000 series, which is widely used in industrial vibration monitoring systems. The 3/4-14 NPT mounting thread is compatible with standard mounting hardware, making integration into existing setups easier.

If you are upgrading an older system, this housing can be a direct replacement for many existing probe housings, provided the mounting dimensions match. Always verify compatibility with your specific probe model.

Frequently Asked Questions

Q: What is the temperature range for the 31000-28-05-00-059-02-02?

A: The housing is rated for -51°C to +105°C (-60°F to +221°F), so it can operate in extreme cold and heat.

Q: Does this housing come with a standoff adapter?

A: No, the standoff adapter option is 00, meaning none is included. You can order one separately if needed.

Q: What is the probe cable length?

A: The probe cable length is 0.5 metre (20 inches), which is suitable for many installations.

Q: Is the housing suitable for hazardous areas?

A: Yes, it meets CENELEC standard EN50014 for electrostatic dissipation of plastic materials in hazardous locations.

Q: What is the weight of the housing?

A: The housing weighs approximately 1.2 kg (2.6 lb).

Product Support and Availability

The 31000-28-05-00-059-02-02 is available through Petro Auto Tech. We are an industrial automation parts supplier, and we can help you with this product and other Bently Nevada components. Contact us for current availability and lead times.

Please verify the lifecycle status of this part with Petro Auto Tech before ordering, as it may be subject to availability.