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- Bently Nevada
- 24765-01-00
- Case Expansion Transducer Assembly
- USA
- 88.9 × 117 × 241 mm
- 2.3 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
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- 24-Hour Service
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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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 24765-01-00 is a case expansion transducer assembly used in rotating machinery monitoring systems to measure changes associated with machine casing movement. It is intended for applications where the expansion or relative movement of a machine case is an important operating parameter.
In large rotating equipment, thermal conditions can cause the machine casing and internal components to expand or move relative to their reference positions. Monitoring this movement helps maintenance and control personnel understand how the machine behaves during startup, shutdown, and changing operating conditions. A case expansion transducer assembly provides the sensing interface needed to observe this mechanical movement.
The 24765-01-00 is therefore part of a larger machinery monitoring chain rather than a standalone control device. The transducer works with its mounting arrangement, signal wiring, monitoring electronics, and machinery protection system. Correct installation is particularly important because the measurement depends on the mechanical relationship between the transducer and the monitored machine structure.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | 24765-01-00 |
| Product Type | Case Expansion Transducer Assembly |
| Product Family | Bently Nevada Machinery Monitoring Hardware |
| Series | 24765 Series |
| Component Category | Case Expansion Measurement Hardware |
| System Role | Machine Case Expansion Monitoring |
| Measurement Function | Case Movement / Expansion Measurement |
| Interface Function | Mechanical Movement Sensing |
| Application | Rotating Machinery Monitoring |
| Sensing Arrangement | Non-Contact / Displacement Measurement |
| Component Type | Transducer Assembly |
| System Integration | Bently Nevada Machinery Monitoring System |
| Installation | Rotating Machinery Monitoring Installation |
| Dimensions | 88.9 × 117 × 241 mm |
| Weight | 2.3 kg |
Product Features
- Case expansion transducer assembly for rotating machinery monitoring.
- Used to monitor mechanical movement associated with machine casing expansion.
- Supports condition monitoring during thermal and operating changes.
- Forms part of a larger Bently Nevada machinery measurement architecture.
- Provides a defined sensing arrangement between the transducer and monitored machine structure.
- Suitable for applications where casing movement is an important machinery parameter.
- Can support monitoring during startup, shutdown, and changing operating conditions.
- Requires appropriate mechanical installation to maintain the intended measurement relationship.
- Integrates with associated signal wiring and machinery monitoring electronics.
- Suitable for maintenance and replacement work on established rotating equipment monitoring systems.
Working Principle
The 24765-01-00 operates as the sensing element within a case expansion measurement arrangement. As the monitored machine experiences thermal or mechanical changes, the machine case can move relative to a fixed reference point. The transducer detects this movement and produces a corresponding measurement signal for the connected monitoring system.
Machine Case Movement → 24765-01-00 → Signal Wiring → Monitoring Electronics → Machinery Monitoring / Protection System
During startup, a large machine can experience gradual thermal expansion as operating temperatures increase. The case expansion measurement provides information about this movement so that the monitoring system can observe how the machine responds during the transition to normal operation.
The same measurement can be useful during shutdown and changing operating conditions. Abnormal movement, unexpected expansion behavior, or a change in the normal measurement pattern may indicate that further mechanical inspection is required.
The transducer itself does not determine the overall condition of the machine. The associated monitoring system receives the measurement signal and evaluates it together with other machinery parameters. For this reason, the transducer, mounting arrangement, wiring, monitoring electronics, and machine reference point should be considered as one measurement chain.
Role in a Bently Nevada Rotating Machinery Monitoring Architecture
The 24765-01-00 occupies the measurement layer of a rotating machinery monitoring system. It converts physical case movement into information that can be transferred to the associated monitoring electronics for observation and machinery protection functions.
| System Layer | Typical Component | Function |
|---|---|---|
| Machinery Protection | Bently Nevada Monitoring System | Evaluates machinery condition and applicable protection information |
| Monitoring Layer | Machinery Monitoring Electronics | Receives and evaluates transducer measurements |
| Signal Transmission | Measurement Cable / Field Wiring | Transfers the transducer signal to monitoring equipment |
| Measurement Layer | 24765-01-00 | Detects case expansion or related mechanical movement |
| Mechanical Reference | Machine Case / Reference Structure | Provides the physical movement being monitored |
| Rotating Equipment | Turbine / Compressor / Generator | Produces the operating and thermal conditions being observed |
| Maintenance Layer | Machinery Maintenance System | Uses measurement information for inspection and service decisions |
Industrial Applications
| Application | Transducer Role |
|---|---|
| Steam Turbines | Monitors casing movement associated with thermal expansion |
| Gas Turbines | Supports observation of machine-case movement during changing operating conditions |
| Compressors | Provides case movement information for rotating machinery monitoring |
| Generators | Supports monitoring of structural movement associated with thermal operating conditions |
| Large Rotating Machinery | Measures case expansion within machinery condition-monitoring systems |
| Power Generation | Supports machinery monitoring during startup, operation, and shutdown |
| Industrial Process Equipment | Provides movement information for selected rotating equipment |
| Predictive Maintenance | Supplies measurement data that can be evaluated with other machinery parameters |
Installation and Maintenance
- Confirm the complete 24765-01-00 model designation and verify that it matches the intended case expansion monitoring arrangement.
- Review the machinery monitoring drawings, installation documentation, and applicable machine inspection procedures before beginning maintenance.
- Isolate the relevant rotating equipment and follow the approved lockout and maintenance procedures before accessing the transducer installation.
- Identify the transducer location, reference point, signal wiring, and monitored machine surface before disconnecting the existing assembly.
- Inspect the transducer, mounting arrangement, connectors, and accessible surfaces for corrosion, contamination, mechanical damage, or abnormal wear.
- Remove the existing assembly carefully without disturbing the reference structure or damaging associated wiring.
- Inspect the mounting surface and reference arrangement to ensure that the replacement can be installed in the intended measurement position.
- Install the transducer assembly according to the applicable mechanical installation procedure and secure the mounting arrangement correctly.
- Reconnect the associated signal wiring and verify that the cable routing does not introduce unnecessary mechanical stress or interference.
- Check the transducer-to-machine reference relationship and verify that the measurement arrangement corresponds to the approved installation documentation.
- Perform a controlled monitoring check and confirm that the associated machinery monitoring system receives an appropriate case expansion signal.
- Record the transducer model, installation position, wiring condition, measurement check, and any maintenance observations for future troubleshooting.
Related Components
| Component | Function in the System |
|---|---|
| Bently Nevada Machinery Monitoring System | Receives and evaluates rotating machinery measurement information |
| Case Expansion Transducer Cable | Transfers the transducer signal to monitoring electronics |
| Machinery Monitoring Module | Processes applicable transducer measurements |
| Machine Case / Reference Structure | Provides the mechanical movement being measured |
| Rotating Equipment | Generates the thermal and mechanical conditions being monitored |
| Machinery Protection System | Uses monitoring information for applicable protection functions |
| Monitoring Cabinet | Houses associated signal-processing and monitoring hardware |
| Machinery Condition Monitoring System | Collects and evaluates operating measurements |
Recommended Related Models
| Model | Product Type | Typical Relationship |
|---|---|---|
| Bently Nevada 24765 Series | Case Expansion Transducer Assembly | Same measurement hardware family |
| Bently Nevada Case Expansion Transducers | Case Expansion Measurement Hardware | Related sensing hardware |
| Bently Nevada Proximity Measurement Systems | Machinery Measurement Hardware | Related displacement-monitoring technology |
| Bently Nevada Machinery Monitoring Modules | Monitoring Hardware | Associated signal-processing equipment |
| Bently Nevada Machinery Protection Systems | Machinery Monitoring System | Higher-level monitoring and protection platform |
Key Advantages
- Provides a dedicated measurement arrangement for machine case expansion.
- Supports monitoring of casing movement during thermal and operating changes.
- Integrates with broader Bently Nevada machinery monitoring architectures.
- Provides measurement information for startup, operating, and shutdown analysis.
- Suitable for rotating equipment condition-monitoring applications.
- Supports maintenance and replacement work on established machinery monitoring installations.
Technical FAQs
What does the Bently Nevada 24765-01-00 measure?
The 24765-01-00 is a case expansion transducer assembly used to monitor movement associated with expansion or displacement of a machine case relative to its reference arrangement.
Why is case expansion monitored on rotating machinery?
Large rotating machines can experience thermal expansion during startup and operation. Monitoring case movement provides additional information about how the machine responds to changing thermal and mechanical conditions.
Is the 24765-01-00 a complete machinery protection system?
No. It is a transducer assembly within a larger monitoring architecture. The associated monitoring electronics receive the measurement signal and evaluate it together with other machinery parameters.
What should be checked when replacing this transducer assembly?
The transducer model, mounting position, mechanical reference, signal wiring, monitoring-system connection, and installation geometry should all be verified. After installation, the resulting measurement should be checked against the expected machinery-monitoring behavior before returning the equipment to normal service.