Bently Nevada 21000-34-05-15-056-04-02 Proximity Probe Housing Assemblies

The Bently Nevada 21000-34-05-15-056-04-02 is a rugged, explosion-proof aluminum proximity probe housing designed for use in industrial machinery condition monitoring applications. It accommodates reverse-mounted proximity probes (like the 3300 XL 8mm, NSv, and 11mm), and ensures secure, protected installation in hazardous environments. This housing assembly is compliant with API 670 standards and certified by CSA for use in Class I, II, and III Divisions, making it ideal for petroleum and chemical industry installations.

Technical Specifications

Applications

• Externally mounted proximity probe systems in critical rotating equipment

• Petrochemical, oil and gas, and power generation industries

• Hazardous areas requiring explosion-proof equipment

• Machinery such as turbines, compressors, and gearboxes

Advantages

• CSA-rated explosion-proof for use in hazardous locations

• Compatible with Bently Nevada 3300 XL probe systems

• Fully compliant with API 670 for external probe installations

• Offers protection and reliability in harsh environments

• Modular configuration with options for standoff adapters and custom penetration lengths

• Optional conduit fittings and connector protectors

Frequently Asked Questions (FAQ)

Q1: What probe types are supported in this housing?

A1: It supports 3300 XL 8mm, 3300 XL NSv, and 3300 XL 11mm reverse-mount probes.

Q2: Is the housing explosion-proof?

A2: Yes, the 21000 series is CSA-certified for Class I, II, III Div 1 & 2 hazardous areas.

Q3: What industries typically use the 21000 housing?

A3: It’s commonly used in oil & gas, power generation, and petrochemical sectors.

Q4: Can the sleeve length be customized?

A4: Yes, sleeve lengths are customizable; supports up to 742 mm with proper bracing.

Q5: What is the environmental protection rating?

A5: It is rated as CSA Type 4 for outdoor and harsh environments.

Q6: What temperature range can it withstand?

A6: Operating and storage temperatures range from -51°C to +177°C.

Q7: What is the mounting thread specification?

A7: It offers options like 3/4-14 NPT, 1/2-14 BSP, and more.

Q8: Can I use this housing in intrinsically safe systems?

A8: Yes, when paired with certified probes, it is suitable for intrinsically safe applications.

Q9: Is this model compatible with the 3300 XL 11mm probe with connector protector?

A9: Yes, configurations such as 21000-36-xx-xx-xx-xx support that option.

Q10: How do I determine the correct standoff and penetration length?

A10: Use options C and D in the part number; order in 0.5 in and 0.1 in increments respectively.