
Product Overview
The Bently Nevada 21000-34-05-00-015-03-02 is a Proximity Probe Housing Assembly designed for use with the 3300 XL 8 mm proximity probe system. Part of the 21000 series, this assembly provides precise probe alignment, mechanical support, and environmental protection, critical for accurate shaft vibration and displacement monitoring in industrial rotating machinery.
It is commonly installed on turbines, compressors, pumps, and generators, ensuring reliable operation of the proximity probes under harsh industrial conditions.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Bently Nevada |
| Model |
21000-34-05-00-015-03-02 |
| Product Type |
Proximity Probe Housing Assembly |
| Series |
21000 Series |
| Compatible Probe System |
3300 XL 8 mm proximity probe |
| Housing Body Diameter |
83.3 mm |
| Weight |
1.1 kg |
| Mounting Type |
Threaded housing assembly |
| Primary Function |
Probe mounting and protection |
| Application |
Shaft vibration and displacement monitoring |
| Operating Environment |
Industrial rotating machinery |
Function and Working Principle
This housing assembly supports the proper functioning of the proximity probe by:
- Providing stable mechanical alignment with the rotating shaft.
- Maintaining a consistent probe-to-shaft gap for accurate eddy-current measurements.
- Protecting the probe and cable connections from dust, oil, moisture, and mechanical impact.
- Allowing easy installation, adjustment, and maintenance without requiring full disassembly of the machine.
Although the housing itself does not perform measurements, it is essential for accurate and reliable probe operation.
Key Features
- Compatible with Bently Nevada 3300 XL 8 mm proximity probes
- Rugged construction suitable for harsh industrial environments
- Threaded mounting for secure installation
- Lightweight (1.1 kg) for easy handling
- Corrosion-resistant materials
- Ensures precise and repeatable probe alignment
- Modular design facilitates maintenance and replacement
Industrial Applications
- Steam and gas turbine monitoring
- Compressor shaft displacement measurement
- Industrial pump vibration and condition monitoring
- Generator shaft vibration measurement
- Industrial gearbox monitoring
- Rotating machinery in power plants and oil & gas facilities
Installation Overview
- Mounts to machinery casing or brackets using threaded connections
- Houses 3300 XL proximity probes aligned to the rotating shaft
- Sealed cable routing protects against environmental exposure
- Supports maintenance, calibration, and replacement without complete disassembly
Compatible Components
| Component |
Description |
| 3300 XL 8 mm Probe |
Eddy-current proximity transducer |
| 3300 XL Extension Cable |
Cable for connection to signal conditioning module |
| 3300 XL Proximitor Sensor |
Signal conditioning unit |
| 3500 Monitoring System |
Machinery protection and monitoring platform |
| System 1 Software |
Condition monitoring and diagnostic software |
Alternative Models
| Model |
Description |
| 21000-34-05-00-010-03-02 |
Similar housing assembly variant |
| 21000-34-05-00-020-03-02 |
Alternate penetration configuration |
| 21000-34-05-00-025-04-02 |
Related housing model |
| 21000-33-10-00-070-04-02 |
Previous series housing assembly |
| 21000-33-05-00-106-04-02 |
Alternative 21000 series model |
Key Advantages
- Ensures accurate and stable probe positioning
- Protects sensitive 3300 XL probes in harsh conditions
- Supports reliable, continuous machinery monitoring
- Simplifies maintenance and replacement procedures
- Improves precision and reliability of shaft displacement and vibration measurements
Conclusion
The Bently Nevada 21000-34-05-00-015-03-02 Proximity Probe Housing Assembly is a robust and precise mechanical solution for 3300 XL proximity probes, ensuring secure installation, environmental protection, and precise alignment for reliable vibration and displacement monitoring of critical rotating machinery.