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- Bently Nevada
- 21000-28-05-15-028-04-02
- Proximity Probe Housing Assembly(3300XL)
- USA
- 83.3 mm
- 1.1 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
- 22
Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Bently Nevada 21000-28-05-15-028-04-02 is a Proximity Probe Housing Assembly designed for use with the 3300 XL Proximity Transducer System. It provides a secure, durable, and precisely aligned mounting solution for proximity probes used in machinery protection and condition monitoring applications.
This housing assembly supports accurate monitoring of shaft vibration, shaft displacement, and rotor position, helping maintain the reliability and operational safety of critical rotating machinery across industrial environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 21000-28-05-15-028-04-02 |
| Product Type | Proximity Probe Housing Assembly |
| Compatible System | 3300 XL Proximity Transducer System |
| Housing Body Diameter | 83.3 mm |
| Weight | 1.1 kg |
| Mounting Type | External machine or bearing housing installation |
| Housing Material | Industrial-grade metal alloy |
| Probe Compatibility | 3300 XL proximity probes |
| Cable Entry Type | Threaded conduit connection |
| Measurement Functions | Shaft vibration, shaft displacement, rotor position |
| Application Category | Machinery protection and condition monitoring |
| Environmental Suitability | Industrial operating environments |
Function and Working Principle
The housing assembly functions as a protective enclosure and precision mounting platform for proximity probes.
Working Principle
- A 3300 XL proximity probe is installed inside the housing assembly.
- The probe is positioned near the rotating shaft without physical contact.
- Shaft vibration, displacement, and position changes are detected by the probe.
- Signals are transmitted to monitoring and protection systems for analysis.
- The housing maintains stable probe alignment while protecting the sensor from environmental and mechanical influences.
This arrangement ensures continuous and accurate condition monitoring of rotating equipment.
Role in Condition Monitoring Systems
- Provides secure and reliable probe installation
- Maintains accurate probe alignment for precise measurements
- Protects probes and cables from contamination and physical damage
- Supports continuous machinery health monitoring
- Enhances reliability of protection and monitoring systems
- Minimizes maintenance and alignment adjustments
Industrial Applications
- Steam turbines
- Gas turbines
- Hydroelectric turbines
- Centrifugal compressors
- Industrial pumps
- Electric motors
- Gearboxes
- Power generation facilities
- Oil and gas processing plants
- Petrochemical facilities
Installation Guidelines
- Mount securely on the machine casing or bearing housing
- Maintain the specified probe-to-shaft gap
- Route wiring through the threaded conduit connection
- Verify probe alignment before system startup
- Confirm signal quality after installation
- Follow recommended industrial installation procedures
Proper installation helps ensure maximum measurement accuracy and long-term reliability.
Compatible Components
- 3300 XL proximity probes
- Proximitor sensor systems
- Extension cables
- Machinery protection systems
- Turbine supervisory instrumentation (TSI) systems
- Industrial vibration monitoring equipment
Alternative Models
| Model | Description |
|---|---|
| 21000-28-05-15-028-04-02 | Standard 3300 XL probe housing assembly (this model) |
| 21000 Series Variants | Alternative configurations and mounting options |
| 24701 Series | Stainless steel housing assemblies |
| Compact Housing Assemblies | Designed for limited installation space |
| Heavy-Duty Housing Assemblies | Designed for severe industrial environments |
Key Advantages
- Durable industrial-grade construction
- Accurate and stable probe positioning
- Effective protection against environmental contamination
- Supports precise vibration and displacement monitoring
- Reduces maintenance requirements
- Fully compatible with 3300 XL systems
- Long operational service life
Technical FAQs
What is the purpose of this housing assembly?
It provides mounting, alignment, and environmental protection for 3300 XL proximity probes.
Can the housing itself measure vibration?
No. Measurement is performed by the installed proximity probe.
What types of equipment commonly use this assembly?
Turbines, compressors, pumps, motors, and other critical rotating machinery.
Why is accurate probe alignment important?
Proper alignment ensures reliable vibration, displacement, and rotor position measurements.
Is it suitable for harsh industrial environments?
Yes. It is engineered for continuous operation in demanding industrial conditions.
Conclusion
The Bently Nevada 21000-28-05-15-028-04-02 Proximity Probe Housing Assembly is a reliable and precision-engineered mounting solution for the 3300 XL monitoring platform. Its rugged construction, accurate alignment capability, and compatibility with industrial monitoring systems make it an essential component for effective machinery protection and condition monitoring applications.