21000-34-10-00-018-04-02 | Bently Nevada 1.0 m Cable Proximity Probe Housing Assembly

Introduction to the 21000-34-10-00-018-04-02

When industrial machinery demands precise vibration monitoring in hazardous environments, the 21000-34-10-00-018-04-02 from Bently Nevada delivers a robust solution. This Proximity Probe Housing Assembly is part of the trusted 21000 series, engineered for externally mounted proximity probes. It combines an aluminum body with a 304 stainless steel sleeve, ensuring durability in harsh conditions. With a 1.0 m probe cable and 3/4-14 NPT mounting thread, it simplifies installation in tight spaces. This assembly supports selectable hazardous area approvals, making it a versatile choice for oil and gas, power generation, and petrochemical applications.

Key Features and Technical Specifications

• Probe Option: 3300 XL 8 mm probe with connector protector and selectable hazardous area approvals.
• Probe Cable Length: 1.0 m (39 in) for flexible placement.
• Standoff Adapter: None included (00 option).
• Probe Penetration: 1.8 in (018 option) for precise measurement.
• Fitting Option: One 3/4-14 NPT plug only (04 option).
• Mounting Thread: 3/4-14 NPT (option -02).
• Material: Aluminum body with 304 stainless steel sleeve.
• Weight: 1.1 kg (2.4 lb) typical, without fittings.
• Maximum (C) + (D) Dimension: 32.9 in (83.5 cm).
• Maximum (C) + (D) with Visible Probe P/N and S/N: 17.0 in (43.18 cm).

One distinctive spec is the 1.8 in probe penetration, which allows the sensor to reach deep into the measurement zone for accurate readings. This feature reduces installation errors and ensures consistent performance in rotating machinery monitoring.

Applications and Use Cases

In the oil and gas industry, the 21000-34-10-00-018-04-02 excels at monitoring compressor vibrations in hazardous areas. Similarly, power plants use it to track turbine shaft movements for early fault detection. Its CSA Type 4 enclosure rating and API 670 compliance make it ideal for externally mounted proximity probe housings. Consequently, engineers rely on this assembly for critical asset protection in refineries and chemical facilities.

Installation and Setup

Mounting the 21000-34-10-00-018-04-02 requires a 3/4-14 NPT threaded port. First, attach the probe sleeve to the housing body. Then, secure the conduit fittings as needed. Ensure the probe cable length of 1.0 m is sufficient for your routing path. Finally, verify that the probe penetration of 1.8 in aligns with the target surface for optimal clearance. Always follow the manufacturer's guidelines for torque and sealing.

Maintenance and Reliability

Regular inspection of the 21000-34-10-00-018-04-02 ensures long-term reliability. Check the O-rings and thread seal for wear every six months. The aluminum body and stainless steel sleeve resist corrosion in humid environments. By following a routine maintenance schedule, you extend the service life of the assembly and reduce unplanned downtime. This proactive approach aligns with cost-saving strategies in industrial operations.

Compatibility and Integration

The 21000-34-10-00-018-04-02 integrates seamlessly with Bently Nevada monitoring systems. It accepts 3300 XL 8 mm proximity probes with connector protectors. The assembly is compatible with CSA-approved hazardous area installations. For intrinsically safe applications, order hazardous area approved probes. This compatibility simplifies system upgrades and ensures consistent data collection.

Frequently Asked Questions

What is the probe cable length for the 21000-34-10-00-018-04-02?

The probe cable length is 1.0 m (39 in), as specified by the 10 suffix code.

What mounting thread does this assembly use?

It uses a 3/4-14 NPT mounting thread, as indicated by the -02 option.

Is the 21000-34-10-00-018-04-02 suitable for hazardous areas?

Yes, the 34 probe option includes selectable hazardous area approvals, and the housing is CSA rated explosion-proof when ordered with specific options.

What is the weight of this housing assembly?

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

Does this assembly include a standoff adapter?

No, the standoff adapter option is 00, meaning no adapter is included.

Product Support and Availability

The 21000-34-10-00-018-04-02 is in stock and ready to ship from Petro Auto Tech. As a trusted industrial automation parts supplier, we offer this Bently Nevada assembly with a 12-month factory warranty. Contact our team for technical support or ordering assistance. Please verify current lifecycle status and availability with Petro Auto Tech before ordering.