21000-34-00-15-030-03-02 | Bently Nevada 8 mm Proximity Probe Housing Assembly

Introduction to the 21000-34-00-15-030-03-02

When machinery vibration threatens uptime, the 21000-34-00-15-030-03-02 provides a robust solution. This Bently Nevada proximity probe housing assembly is engineered for continuous monitoring in demanding industrial environments. It supports a 3300 XL 8 mm probe with connector protector, making it suitable for hazardous area approvals. The aluminum body with a 304 stainless steel sleeve ensures durability and corrosion resistance.

Key Features and Technical Specs

• Probe Option: 3300 XL 8 mm probe with connector protector
• Probe Cable Length: Not required (00 option)
• Standoff Adapter: 1.5 inches (15 option)
• Probe Penetration: 3.0 inches (030 option)
• Fitting Option: Includes one 3/4-14 NPT plug, one 3/4-14 to 1/2-14 NPT reducer, and cable seal grip with grommets for cable sizes 1/8 to 3/8 inches
• Mounting Thread: 3/4-14 NPT (-02 option)
• Material: Aluminum body with 304 stainless steel sleeve
• Weight: 1.1 kg (2.4 lb) typical, without fittings

The 8 mm probe size is a distinctive spec that enables precise vibration measurement in tight spaces. This assembly is CSA certified as explosion proof for hazardous areas and meets API 670 standards for externally mounted proximity probe housings.

Applications and Use Cases

In rotating machinery such as turbines, compressors, and pumps, the 21000-34-00-15-030-03-02 delivers reliable shaft vibration and position monitoring. Its hazardous area approvals make it ideal for oil and gas, petrochemical, and power generation facilities. The assembly is fully compliant with API 670, ensuring compatibility with industry-standard monitoring systems.

Installation and Setup

Mounting the housing requires a 3/4-14 NPT thread connection. The included fittings simplify conduit attachment. Installers should verify the standoff adapter length (1.5 inches) and probe penetration (3.0 inches) match the machine geometry. For hazardous areas, follow all applicable safety codes and use the provided cable seal grip with appropriate grommets for cable sizes between 1/8 and 3/8 inches.

Maintenance and Reliability

Periodic inspection of the housing and probe assembly helps ensure consistent performance. Check for physical damage, corrosion, or loose fittings. The aluminum body and stainless steel sleeve resist environmental wear, extending service life. Regular verification of the CSA Type 4 enclosure integrity maintains explosion-proof ratings.

Compatibility and Integration

The 21000-34-00-15-030-03-02 integrates with Bently Nevada monitoring systems that accept 3300 XL 8 mm proximity probes. It is designed for use with compatible monitors and rack systems. For specific system compatibility, consult the official Bently Nevada documentation or contact Petro Auto Tech.

Frequently Asked Questions

Q: What probe type does the 21000-34-00-15-030-03-02 support?

A: It supports a 3300 XL 8 mm probe with connector protector, selectable for hazardous area approvals.

Q: What is the standoff adapter length?

A: The standoff adapter length is 1.5 inches (option 15).

Q: What mounting thread is required?

A: The mounting thread is 3/4-14 NPT (option -02).

Q: Is the housing suitable for hazardous areas?

A: Yes, it is CSA certified explosion proof for hazardous areas and available with intrinsically safe probe options.

Q: What is the weight of the assembly?

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

Product Support and Availability

The 21000-34-00-15-030-03-02 is in stock and ready to ship from Petro Auto Tech. Contact our team for pricing and lead times. Please verify current lifecycle status and availability with Petro Auto Tech before ordering.