31000-28-05-15-026-06-02 Bently Nevada External Access Probe Housing

Technical Product Overview

The Bently Nevada 31000-28-05-15-026-06-02 housing assembly serves as a critical protective enclosure for proximity probes within the 3300 XL monitoring series. This system utilizes a high-performance Polyphenylene Sulfide (PPS) thermoplastic body reinforced with stainless steel hardware to ensure maximum durability in chemically aggressive and high-vibration environments. By facilitating external access to the sensor, the assembly allows technicians to perform gap calibrations and probe swaps while the machine remains operational.

This externally mountable design eliminates the traditional requirement for internal machine access during maintenance cycles. Consequently, plant operators experience a significant reduction in scheduled and unscheduled downtime. The housing provides a robust seal against environmental contaminants, ensuring that the sensitive eddy current probes continue to deliver precise shaft vibration and position data without interference from moisture or industrial debris.

Advanced Design and Integration

Engineers designed this housing to meet the rigorous standards of API 670, making it a preferred choice for safety-critical turbomachinery. The unit accommodates various conduit connections, which simplifies cable management and integration into broader Turbine Supervisory Instrumentation (TSI) architectures. Because the assembly is compatible with 3300 XL probes, it integrates flawlessly with existing Proximitor sensors and vibration monitors.

The 31000 series housing further protects the signal integrity by providing a stable mechanical platform for the probe. This stability is essential for maintaining the high-resolution measurements required for predictive maintenance programs. The combination of corrosion resistance and ease of service ensures that the monitoring system provides a low total cost of ownership over the lifespan of the machinery.

Technical Specifications

• Manufacturer: Bently Nevada
• Model Number: 31000-28-05-15-026-06-02
• Housing Material: Polyphenylene Sulfide (PPS) and Stainless Steel
• System Compatibility: 3300 and 3300 XL Proximity Transducer Systems
• Application Standards: API 670 Compliant
• Measurement Type: Non-contacting Vibration and Displacement
• Weight: 1.2 kg
• Dimensions: 30.02 x 12.00 x 9.14 cm
• Mounting Style: External access for on-line maintenance
• Country of Origin: USA

Core Industrial Applications

• Gas and Steam Turbine shaft monitoring
• Centrifugal and axial compressor vibration analysis
• API 670 compliant machinery protection systems
• High-speed industrial gearboxes and pumping stations