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- Bently Nevada
- 24701-16-10-15-80-04-02
- Proximity Probe Housing Assembly
- USA
- 78.2 mm
- 1.8 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Bently Nevada 24701-16-10-15-80-04-02 is a proximity probe housing assembly used to mechanically install and position a compatible proximity probe in rotating machinery monitoring systems. It forms part of the physical mounting arrangement that establishes the probe’s relationship with the monitored shaft or target surface.
In machinery protection applications, the probe must remain mechanically secure and correctly positioned while the shaft is rotating. The housing assembly supports this installation arrangement and helps maintain the probe location during normal machine operation.
The assembly is suited to installations where proximity probes are used to monitor shaft vibration, radial movement, axial position, or other displacement-related conditions. Typical equipment includes turbines, compressors, generators, motors, pumps, and other critical rotating machinery.
Because the housing is part of the mechanical measurement chain, its condition can affect the final proximity signal. Looseness, deformation, incorrect installation, or movement of the housing can change the probe-to-target relationship and create measurement problems even when the probe and monitoring electronics are functioning normally.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 24701-16-10-15-80-04-02 |
| Product Family | 24701 Series |
| Product Type | Proximity Probe Housing Assembly |
| Primary Function | Mechanical mounting and positioning of a proximity probe |
| System Role | Proximity probe mechanical interface |
| Typical Application | Rotating machinery monitoring and protection |
| Housing Body Diameter | 78.2 mm |
| Weight | 1.8 kg |
Product Features
- Proximity probe housing assembly for rotating machinery applications
- Supports mechanical installation of a compatible proximity probe
- Maintains the probe’s position relative to the monitored target
- Suitable for shaft vibration and displacement monitoring arrangements
- Forms part of the mechanical side of a machinery protection system
- Applicable to turbine, compressor, generator, motor, and pump installations
- Useful for maintenance and replacement of existing probe mounting assemblies
- Requires correct mechanical alignment with the associated monitoring installation
Working Principle
The 24701-16-10-15-80-04-02 does not generate or process the proximity measurement itself. Its function is to hold and position the associated probe so that the sensing element maintains the required relationship with the monitored shaft or conductive target.
Rotating Shaft / Target → Probe Housing Assembly → Proximity Probe → Signal Conditioning → Monitoring System → Alarm / Protection
During operation, shaft movement changes the distance between the target and the proximity probe. The probe detects this change and sends the resulting signal to the associated signal-conditioning electronics. The monitoring system then evaluates the measurement for machinery condition, alarm, or protection functions.
The housing assembly contributes to the mechanical stability of this measurement chain. Any movement of the housing can alter the probe position and therefore affect the measured signal. For this reason, mechanical inspection should be included when investigating unexpected proximity readings.
Role in a Machinery Protection Control Architecture
The 24701-16-10-15-80-04-02 sits at the mechanical installation layer of the proximity monitoring chain. It connects the physical machine mounting arrangement with the sensing component used by the machinery monitoring system.
Rotating Machinery → Housing Assembly → Proximity Probe → Proximity Electronics → Monitoring System → Protection / Trip
| System Element | Function |
|---|---|
| Rotating Machinery | Produces shaft movement to be monitored |
| Probe Housing Assembly | Provides mechanical mounting and positioning for the probe |
| Proximity Probe | Detects changes in shaft-to-probe distance |
| Proximity Electronics | Conditions the probe signal |
| Monitoring System | Evaluates vibration and displacement information |
| Protection System | Generates configured alarms or protective actions |
Industrial Applications
| Application | Typical Use |
|---|---|
| Steam Turbines | Mechanical mounting for shaft monitoring probes |
| Gas Turbines | Probe installation for machinery protection |
| Compressors | Support for shaft displacement monitoring |
| Generators | Mechanical interface for rotor monitoring |
| Large Motors | Probe mounting for radial or axial shaft movement |
| Pumps | Installation support for machinery condition monitoring |
| Industrial Turbomachinery | Probe mounting within continuous monitoring systems |
| Power Generation Equipment | Mechanical support for shaft protection instrumentation |
Installation and Maintenance
- Verify that the housing assembly matches the intended proximity probe installation.
- Isolate the monitored machinery and follow applicable safety procedures before service.
- Inspect the housing for cracks, deformation, corrosion, or other visible damage.
- Check the mounting surface for contamination or conditions that could prevent secure installation.
- Confirm the housing orientation against the existing machinery installation arrangement.
- Install the compatible proximity probe carefully without damaging the sensing element.
- Verify that the probe is mechanically secure within the housing assembly.
- Check the probe-to-target relationship after the housing has been installed.
- Inspect connected cabling for excessive mechanical stress, abrasion, or poor routing.
- Check for housing movement or looseness if the proximity signal becomes unstable.
- Compare the monitoring signal with expected machine behavior during commissioning.
- After replacement, verify the complete probe and monitoring channel before returning the machinery to normal operation.
Compatible System Components
| Component | Function |
|---|---|
| Bently Nevada Proximity Probe | Detects shaft displacement or vibration-related movement |
| Proximity Probe Extension Cable | Carries the probe signal to associated electronics |
| Proximity Signal Conditioner | Conditions the electrical output from the probe |
| Machinery Monitoring Module | Receives and evaluates proximity measurement signals |
| Vibration Monitoring System | Processes machinery condition information |
| Alarm / Protection System | Generates configured alarm or shutdown responses |
| Rotating Shaft | Provides the monitored mechanical target |
| Probe Mounting Hardware | Secures the housing and associated sensing arrangement |
Recommended Related Models
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Bently Nevada 24701 Series | Proximity Probe Housing Assembly | Probe mechanical installation |
| Bently Nevada 7200 Series | Proximity Probe | Shaft displacement and vibration monitoring |
| Bently Nevada 3300 XL Series | Proximity Probe System | Continuous machinery monitoring |
| Bently Nevada 3300 XL Proximity Transducer System | Proximity Measurement System | Shaft vibration and position measurement |
| Bently Nevada 3300 Monitoring System | Machinery Monitoring System | Vibration and protection monitoring |
| Bently Nevada 3500 Series | Machinery Monitoring System | Machinery protection and condition monitoring |
Key Advantages
- Provides a dedicated mechanical mounting interface for proximity probes
- Supports controlled probe positioning relative to the monitored shaft
- Helps maintain the mechanical stability of the proximity measurement point
- Suitable for critical rotating machinery monitoring installations
- Applicable to turbine, compressor, generator, motor, and pump applications
- Useful for replacement and maintenance of compatible Bently Nevada probe mounting assemblies
Technical FAQs
How does the housing assembly influence the accuracy of a proximity measurement?
The housing establishes the physical position of the probe relative to the monitored target. If it shifts, loosens, or becomes deformed, the probe-to-target relationship can change and produce a measurement that does not accurately represent actual shaft movement.
What is the difference between the housing assembly and the proximity probe?
The housing is a mechanical installation component, while the proximity probe is the sensing element that detects changes in distance to the target. The two components work together as part of the complete monitoring channel.
What should be investigated if the probe signal changes after mechanical maintenance?
Check whether the housing position, probe mounting, alignment, cable routing, and probe-to-target relationship changed during the maintenance work. The signal-conditioning electronics and monitoring input should also be checked if the mechanical installation remains correct.
Can this housing assembly be selected independently of the proximity probe?
The housing should be matched to the intended probe installation and mechanical configuration. The complete assembly should be checked for physical compatibility and correct mounting arrangement rather than selecting the housing based only on its appearance or general probe size.