Bently Nevada 24701-28-05-00-038-04-02 Proximity Probe Housing Assembly

The Bently Nevada 24701-28-05-00-038-04-02 is a stainless steel proximity probe housing assembly designed for 8mm reverse mount 3300XL proximity probes. It complies with API 670 standard, providing explosion-proof external mounting solutions for turbomachinery vibration and shaft displacement measurement in hazardous industrial environments.

This integrated assembly adopts corrosion-resistant stainless steel construction, equipped with 20-inch armored cable and 3.8-inch probe penetration sleeve. It enables probe gap adjustment and replacement without disassembling equipment, widely matched with 3500 and 3300 monitoring systems for power, oil & gas project maintenance and spare part replacement.

Main Specifications

• Brand: Bently Nevada (Bently)
• Model: 24701-28-05-00-038-04-02
• Compatible Probe: 8mm 3300XL reverse mount proximity probe
• Cable Specification: 20-inch armored extension cable
• Probe Penetration Depth: 3.8 inches sleeve length
• Housing Material: 303 stainless steel body, 304 stainless steel sleeve
• Mounting Type: Direct mounting without standoff adapter
• Certification: CSA explosion-proof, Type 4 enclosure rating
• Operating Temperature: -40°C ~ +120°C
• Match System: Bently 3300, 3500 series monitoring racks

Core Functions

• Provide stable external protective mounting shell for proximity probe sensors
• Maintain precise probe installation clearance for shaft vibration measurement
• Protect probe and cable from dust, oil, moisture and mechanical impact
• Support probe gap adjustment without machine disassembly during maintenance
• Isolate external electromagnetic interference to stabilize measurement signals
• Explosion-proof housing design suitable for Class I hazardous area installation
• Realize long-term fixed installation of reverse mount proximity probes
• Threaded conduit interface for cable sealing and wiring arrangement
• Complete sealing structure to prevent bearing lubricant leakage intrusion
• Seamless signal transmission coordination with proximitor and monitoring modules

Application Scenarios

• Power plant gas turbine and steam turbine shaft vibration monitoring systems
• Oil & gas field centrifugal compressor and pump condition monitoring equipment
• Offshore platform turbomachinery hazardous area sensor installation projects
• Petrochemical plant large rotating machinery protection monitoring cabinets
• Combined cycle power unit bearing vibration and axial displacement detection
• Metallurgical industry heavy-duty fan and steam turbine monitoring systems
• Energy industry API 670 standard machinery protection system upgrade
• Bently 3500 monitoring system supporting sensor assembly replacement
• Process industry turbomachinery long-term online condition monitoring solutions
• Overseas power station and chemical plant sensor spare part replacement projects