
Product Overview
The Bently Nevada 21000-28-10-00-217-04-02 is a Proximity Probe Housing Assembly designed for use with the 3300 XL 8 mm Proximity Transducer System. As part of the 21000 series housing assemblies, it provides a secure and protected mounting solution for proximity probes used in shaft vibration, shaft position, and displacement monitoring applications.
The housing assembly is specifically engineered to maintain proper probe alignment and environmental protection in demanding industrial environments, helping ensure accurate and reliable machinery condition monitoring.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Bently Nevada |
| Model |
21000-28-10-00-217-04-02 |
| Product Type |
Proximity Probe Housing Assembly |
| Series |
21000 Series |
| Compatible Probe System |
3300 XL 8 mm Proximity Transducer System |
| Housing Body Diameter |
83.3 mm |
| Weight |
1.1 kg |
| Mounting Method |
Threaded Housing Assembly |
| Primary Function |
Probe mounting and protection |
| Application |
Shaft vibration and displacement monitoring |
Function and Working Principle
The 21000-28-10-00-217-04-02 housing assembly serves as a mechanical support structure for proximity probes by:
- Providing a rigid mounting platform for the probe.
- Maintaining accurate probe-to-target gap positioning.
- Protecting the probe and extension cable from contaminants and mechanical damage.
- Allowing external probe adjustment and maintenance.
- Supporting long-term measurement stability in rotating equipment applications.
The housing itself does not generate measurement signals but enables the proximity probe to operate accurately and reliably.
Key Features
- Designed for 3300 XL 8 mm proximity probe installations
- Heavy-duty industrial construction
- Housing body diameter of 83.3 mm
- Suitable for harsh industrial environments
- Supports accurate probe positioning
- Provides environmental and mechanical protection
- Easy installation and maintenance
- Compatible with machinery protection systems
Industrial Applications
- Steam turbine monitoring
- Gas turbine monitoring
- Centrifugal compressor protection
- Industrial pump monitoring
- Generator shaft vibration measurement
- Rotating equipment condition monitoring
- Power generation facilities
- Oil and gas processing plants
Installation Overview
- Installed on machine bearing housings or monitoring brackets
- Accepts compatible 3300 XL proximity probes
- Uses threaded mechanical connections for secure mounting
- Provides protected routing for probe cables
- Allows convenient access for calibration and replacement
Compatible Components
| Component |
Description |
| 3300 XL 8 mm Probe |
Eddy-current proximity sensor |
| 3300 XL Extension Cable |
Probe extension cable |
| 3300 XL Proximitor Sensor |
Signal conditioning module |
| 3500 Monitoring System |
Machinery protection platform |
| System 1 Software |
Condition monitoring software |
Alternative Models
| Model |
Description |
| 21000-28-10-00-119-03-02 |
Similar housing assembly variant |
| 21000-28-10-00-098-04-02 |
Alternative configuration |
| 21000-28-10-00-095-04-02 |
Similar mounting assembly |
| 21000-28-10-00-045 |
Standard housing variant |
| 21000-28-10-00-041-04-02 |
Alternate configuration housing |
Key Advantages
- Improves measurement stability
- Protects proximity probe components
- Supports reliable shaft monitoring
- Simplifies maintenance procedures
- Suitable for continuous industrial operation
- Enhances overall machinery protection system performance
Technical FAQs
What is the primary purpose of this housing assembly?
It provides mounting, alignment, and environmental protection for 3300 XL proximity probes.
Can it be used with 3300 XL systems?
Yes, it is designed specifically for compatibility with the 3300 XL 8 mm proximity transducer system.
Is the housing itself a sensor?
No. The housing supports and protects the proximity probe but does not perform measurement functions.
Where is it commonly installed?
On turbines, compressors, pumps, generators, and other critical rotating machinery.
What is the housing body diameter?
The housing body diameter is 83.3 mm.
Conclusion
The Bently Nevada 21000-28-10-00-217-04-02 Proximity Probe Housing Assembly is a rugged and reliable mounting solution for 3300 XL proximity monitoring systems. By providing secure probe installation, environmental protection, and precise positioning, it helps maintain accurate vibration and shaft displacement measurements in critical rotating equipment applications.