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- Bently Nevada
- 24701-28-05-00-065-04-02
- Proximity Probe Housing Assembly
- USA
- 78.2 mm
- 1.8 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
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Product Overview
The Bently Nevada 24701-28-05-00-065-04-02 Proximity Probe Housing Assembly is a mechanical housing component used to support and protect a proximity probe installation in machinery monitoring applications. It forms part of the physical interface between the vibration or position sensing device and the monitored machine.
In rotating-equipment monitoring, proximity probes are commonly positioned close to a shaft or other suitable target surface. The probe must remain correctly located and mechanically supported so that the monitoring system receives a consistent measurement. A dedicated housing assembly helps establish and maintain the intended probe installation arrangement while protecting the sensing component from the surrounding mechanical environment.
The housing assembly itself is not the active sensing element. Its function is mechanical: it supports the probe, maintains the required installation position, and provides a defined mounting arrangement for the monitoring installation. The actual measurement is performed by the associated proximity probe and processed by the connected machinery monitoring system.
This type of component is useful in applications where probe installation needs to remain consistent during commissioning, operation, inspection, and maintenance of rotating machinery.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | 24701-28-05-00-065-04-02 |
| Product Type | Proximity Probe Housing Assembly |
| Product Family | Bently Nevada Proximity Monitoring |
| Component Type | Probe Housing Assembly |
| Primary Function | Proximity Probe Mounting and Protection |
| Mechanical Function | Probe Support and Positioning |
| Application | Machinery Condition Monitoring |
| Target Equipment | Rotating Machinery |
| Sensor Interface | Proximity Probe |
| Monitoring Function | Shaft Vibration / Position Monitoring |
| Installation | Machinery / Probe Mounting Location |
| Housing Body Diameter | 78.2 mm |
| Weight | 1.8 kg |
Product Features
- Provides a mechanical housing arrangement for a proximity probe.
- Supports consistent positioning of the associated sensing element.
- Protects the probe installation from the surrounding mechanical environment.
- Suitable for rotating machinery monitoring applications.
- Helps maintain an organized and serviceable probe installation.
- Can simplify inspection and replacement of the associated probe assembly.
- Functions as a mechanical component rather than an active signal-processing device.
Working Principle
The 24701-28-05-00-065-04-02 operates as a mechanical support and housing assembly for an associated proximity probe. Its purpose is to establish the physical relationship between the probe and the monitored machine.
1. Probe installation
The associated proximity probe is installed within the housing assembly according to the approved machinery monitoring arrangement.
2. Mechanical positioning
The housing maintains the probe at its intended measurement location. Correct positioning is important because proximity measurements depend on the physical relationship between the probe and its target.
3. Protection and support
The housing provides mechanical support around the probe installation and helps protect the sensing arrangement from external mechanical influences.
4. Proximity measurement
The associated probe performs the actual non-contact measurement of the nearby shaft or target surface. The housing does not generate the measurement itself.
5. Monitoring-system interface
The probe signal is transferred through the associated cabling and monitoring hardware to the machinery monitoring system. The resulting information can be used for shaft vibration, position, or other configured machinery-monitoring functions.
Role in a Bently Nevada Proximity Monitoring Architecture
The housing assembly belongs to the mechanical installation layer of a proximity-probe monitoring system. It supports the sensor that supplies shaft-related information to the machinery monitoring hardware.
| Architecture Layer | Function |
|---|---|
| Rotating Shaft / Target | Provides the physical target for proximity measurement |
| Proximity Probe | Detects the target position or relative movement |
| 24701-28-05-00-065-04-02 Housing Assembly | Supports and positions the proximity probe |
| Probe Cable / Extension System | Transfers the sensor signal |
| Proximitor / Signal-Conditioning Hardware | Conditions the proximity-probe signal |
| Machinery Monitoring System | Processes and displays shaft-condition information |
| Maintenance Interface | Supports inspection, diagnostics, and condition assessment |
Industrial Applications
| Application | Typical Use |
|---|---|
| Turbomachinery | Supporting proximity probe installations around rotating shafts |
| Steam Turbines | Mechanical support for shaft vibration and position monitoring |
| Gas Turbines | Maintaining probe positioning within machinery monitoring systems |
| Compressors | Supporting non-contact shaft monitoring |
| Generators | Probe installation for rotating-shaft condition monitoring |
| Pumps | Supporting proximity-based machinery measurements |
| Industrial Rotating Equipment | Maintaining consistent sensor mounting arrangements |
| Machinery Protection Systems | Mechanical support for installed proximity sensing devices |
Installation and Maintenance
- Review the probe installation drawing — Confirm the intended housing location and associated probe arrangement before installation.
- Inspect the housing assembly — Check for visible mechanical damage, deformation, contamination, or damaged mounting surfaces.
- Verify the associated probe — Confirm that the correct proximity probe is intended for the housing and monitoring application.
- Check the mounting location — Ensure the machine-side mounting point is suitable and consistent with the approved installation arrangement.
- Maintain correct probe positioning — Install the probe according to the specified mechanical position and measurement geometry.
- Secure the housing — Confirm that the assembly is mechanically secured and cannot shift during machine operation.
- Protect the probe connection — Route associated cables to avoid excessive vibration, abrasion, heat, and mechanical interference.
- Check probe clearance — Verify the required relationship between the probe and its target before the machinery is returned to service.
- Inspect after maintenance — Recheck housing and probe positioning after work has been performed on nearby mechanical components.
- Check measurement consistency — If the monitoring signal changes unexpectedly, verify the physical probe installation before assuming an electronic fault.
- Inspect for mechanical movement — Look for evidence that vibration, looseness, or maintenance activity has altered the housing or probe position.
- Document the installation — Record the housing location, associated probe identification, installation changes, and inspection findings for future maintenance.
Related Components
| Component | Function in the System |
|---|---|
| Bently Nevada Proximity Probe | Performs the non-contact shaft measurement |
| Proximitor Sensor Interface | Provides signal conditioning for the proximity probe |
| Probe Extension Cable | Connects the probe to the associated signal-conditioning hardware |
| Probe Housing Assembly | Supports and positions the proximity probe |
| 3500 Series Monitoring Modules | Process applicable machinery monitoring signals |
| Keyphasor / Speed Reference Components | Provide rotational reference information where required |
| Machinery Monitoring System | Evaluates shaft vibration and position information |
Recommended Related Models
| Model | Product Type | Typical Relationship |
|---|---|---|
| Bently Nevada 24701-28-05-00-065-04-02 | Proximity Probe Housing Assembly | Current housing assembly |
| Bently Nevada 3500/42M | Proximitor / Seismic Monitor | Related monitoring module |
| Bently Nevada 3500/25 | Enhanced Keyphasor Module | Related rotational reference module |
| Bently Nevada 288062-02 | 3500/50M Tachometer Module | Related speed-monitoring hardware |
| Bently Nevada 200150-18-CN | Trendmaster Pro Accelerometer | Complementary vibration sensing component |
Key Advantages
- Provides a defined mechanical mounting arrangement for a proximity probe.
- Helps maintain consistent probe positioning.
- Protects and supports the installed sensing assembly.
- Supports shaft vibration and position monitoring applications.
- Simplifies inspection of the physical probe installation.
- Integrates into broader Bently Nevada machinery monitoring architectures.
Technical FAQs
What is the function of the 24701-28-05-00-065-04-02?
It is a proximity probe housing assembly that provides mechanical support and positioning for an associated proximity probe. The housing itself is not the active sensing element.
Why is probe positioning important in a proximity monitoring system?
A proximity probe measures the relationship between the probe and its target. Changes in physical position, mounting security, or measurement geometry can therefore affect the resulting signal even when the electronic monitoring hardware is functioning normally.
Can the housing assembly be treated as a replacement for the proximity probe?
No. The housing and the proximity probe perform different functions. The housing provides mechanical support and positioning, while the probe performs the actual non-contact measurement.
What should be checked if a proximity measurement changes after maintenance?
Inspect the housing and probe installation first. Check for movement, looseness, incorrect positioning, damaged connections, or changes in the probe-to-target relationship. The associated signal path and monitoring hardware should then be checked if the mechanical installation is correct.