21000-34-05-30-065-04-02 | Bently Nevada 0.5m Cable Proximity Probe Housing Assembly

Introduction to the 21000-34-05-30-065-04-02

When machinery uptime directly impacts your bottom line, the 21000-34-05-30-065-04-02 from Bently Nevada provides a cost-effective solution for critical asset protection. This proximity probe housing assembly is engineered for continuous vibration monitoring in industrial environments, helping you avoid unplanned downtime and expensive repairs. With a 0.5 m probe cable and 3.0 in standoff adapter, it offers precise measurement capabilities that translate into real operational savings.

Key Features and Technical Specs of the 21000-34-05-30-065-04-02

• Probe Option: 3300 XL 8 mm probe with connector protector for selectable hazardous area approvals
• Probe Cable Length: 0.5 m (20 in) – reduces installation labor and material costs
• Standoff Adapter: 3.0 in – ensures consistent probe positioning for accurate readings
• Probe Penetration: 6.5 in – accommodates various machine geometries
• Fitting: One 3/4-14 NPT plug only – simplifies field installation
• Mounting Thread: 3/4-14 NPT – standard industrial connection
• Material: Aluminum body with 304 stainless steel sleeve – corrosion-resistant for long service life
• Maximum (C) + (D) Dimension: 13.5 in (34.3 cm) – compact footprint saves space
• Weight: 1.1 kg (2.4 lb) typical, without fittings – lightweight for easy handling

Each spec is designed to reduce total cost of ownership. For example, the 0.5 m cable minimizes excess wiring, while the aluminum and stainless steel construction extends replacement intervals.

Cost-Benefit Analysis: Why This Assembly Saves Money

Choosing the 21000-34-05-30-065-04-02 directly reduces maintenance expenses. The 3300 XL 8 mm probe offers proven reliability, cutting false alarms that lead to unnecessary shutdowns. Its 3.0 in standoff adapter ensures repeatable measurements, so you avoid costly recalibration. Moreover, the CSA Type 4 enclosure rating means fewer replacements in harsh environments, lowering long-term procurement costs. Over a five-year period, users typically see a 20% reduction in vibration sensor-related expenses compared to generic alternatives.

Applications and Use Cases

Industries such as oil and gas, power generation, and petrochemical processing benefit from this assembly. For instance, in a refinery, the 21000-34-05-30-065-04-02 monitors compressor bearings, detecting early signs of wear. This proactive approach prevents catastrophic failures that could cost millions in lost production. Similarly, in steam turbines, the 6.5 in probe penetration allows accurate shaft vibration tracking, optimizing maintenance schedules and extending equipment life.

Installation and Setup

Mounting the 21000-34-05-30-065-04-02 is straightforward. First, ensure the 3/4-14 NPT mounting thread aligns with your housing. Then, insert the probe to the specified 6.5 in penetration depth. Tighten the standoff adapter to 3.0 in for consistent gap settings. Use the included 3/4-14 NPT plug for unused ports. Always follow Bently Nevada guidelines for cable routing to avoid signal interference. Proper installation maximizes measurement accuracy and reduces commissioning time.

Maintenance and Reliability

Regular inspection of the 21000-34-05-30-065-04-02 extends its service life. Check the aluminum body and stainless steel sleeve for corrosion or damage every six months. Verify that the 0.5 m cable is free from kinks or abrasions. The CSA Type 4 enclosure withstands dust and water ingress, but periodic cleaning of the connector protector ensures reliable signal transmission. By following these steps, you minimize replacement costs and maintain peak performance.

FAQ about the 21000-34-05-30-065-04-02

What is the probe cable length for this model?

The 21000-34-05-30-065-04-02 includes a 0.5 m (20 in) probe cable.

What mounting thread does it use?

It uses a 3/4-14 NPT mounting thread.

Is this assembly suitable for hazardous areas?

Yes, it supports selectable hazardous area approvals with the 3300 XL 8 mm probe and connector protector.

What is the weight of the 21000-34-05-30-065-04-02?

It weighs approximately 1.1 kg (2.4 lb) typical, without fittings.

Product Support and Availability

The 21000-34-05-30-065-04-02 is in stock and ready to ship from Petro Auto Tech. As a trusted industrial automation parts supplier, Petro Auto Tech ensures fast delivery and genuine Bently Nevada products. Contact our team for pricing and lead times.