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- Bently Nevada
- P3403893-0416
- Vibration Transmitter
- USA
- 100.1 × 73.9 × 53.3 mm
- 0.43 kg
- Xiamen, China
- New & In Stock
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- 1 Year
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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 P3403893-0416 Vibration Transmitter is an industrial vibration monitoring device used to convert machinery vibration information into a signal suitable for monitoring and control systems. It is intended for applications where the vibration condition of rotating equipment needs to be continuously observed.
Unlike a basic vibration sensor that only detects mechanical movement, a vibration transmitter forms part of the signal interface between the sensing point and the plant monitoring or control system. This makes it useful when vibration information needs to be transferred over an industrial control-system connection for display, alarm handling, or equipment condition assessment.
The transmitter can be used with rotating machinery such as motors, pumps, compressors, fans, turbines, and other equipment where excessive vibration may indicate mechanical deterioration or abnormal operating conditions.
In a typical installation, the transmitter is located close to the monitored equipment while its output is connected to the plant control, monitoring, or protection system. This arrangement allows vibration information to become part of the wider machinery condition-monitoring strategy.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model | P3403893-0416 |
| Product Family | Bently Nevada Vibration Monitoring |
| Product Type | Vibration Transmitter |
| Primary Function | Vibration signal transmission and monitoring |
| System Role | Machinery condition monitoring interface |
| Application | Rotating machinery vibration monitoring |
| Dimensions | 100.1 × 73.9 × 53.3 mm |
| Weight | 0.43 kg |
Product Features
- Vibration transmitter for industrial machinery monitoring
- Suitable for continuous monitoring of rotating equipment
- Converts vibration information into a usable monitoring-system signal
- Suitable for motors, pumps, compressors, turbines, and other rotating machinery
- Supports integration between machinery sensing and plant monitoring systems
- Useful for alarm and condition-monitoring applications
- Compact transmitter format for machinery monitoring installations
- Suitable for maintenance and replacement of compatible vibration-monitoring equipment
Working Principle
The P3403893-0416 receives vibration information from the associated machinery sensing arrangement and processes it into a signal that can be transmitted to the monitoring or control system.
As the monitored machine vibrates, the sensing element detects the corresponding mechanical movement. The transmitter handles the resulting vibration information and passes the processed signal to the connected monitoring system, where the condition can be displayed, evaluated, or used for alarm functions.
Machine Vibration → Vibration Sensing → P3403893-0416 Vibration Transmitter → Monitoring / Control System → Alarm / Protection
The transmitter therefore acts as an interface between the physical vibration condition and the plant-level monitoring system. A change in transmitted vibration information can indicate a change in machine operating condition, although the final diagnosis normally requires consideration of other operating parameters and monitoring channels.
Role in a Machinery Vibration Monitoring Architecture
The P3403893-0416 occupies the signal-transmission layer between the machinery vibration sensing point and the plant monitoring or control system.
Rotating Machinery → Vibration Sensor → P3403893-0416 → Control / Monitoring System → Alarm / Maintenance Response
| System Element | Function |
|---|---|
| Rotating Machinery | Generates the mechanical vibration being monitored |
| Vibration Sensor | Detects mechanical vibration at the measurement point |
| P3403893-0416 | Processes and transmits vibration information |
| Monitoring System | Displays and evaluates the transmitted vibration signal |
| Control System | Incorporates monitoring information into plant operation |
| Alarm System | Indicates abnormal vibration conditions |
| Protection System | Initiates configured protective responses when required |
| Maintenance System | Uses vibration information for condition assessment |
The transmitter forms part of the measurement chain but does not replace the higher-level machinery monitoring and protection functions.
Industrial Applications
| Application | Typical Use |
|---|---|
| Electric Motors | Continuous vibration condition monitoring |
| Centrifugal Pumps | Detection of abnormal mechanical vibration |
| Compressors | Machinery condition and vibration monitoring |
| Steam Turbines | Turbomachinery vibration monitoring |
| Gas Turbines | Continuous rotating equipment monitoring |
| Fans and Blowers | Mechanical condition monitoring |
| Generators | Rotor and rotating equipment monitoring |
| Process Machinery | Plant-wide vibration monitoring |
Installation and Maintenance
- Confirm the complete P3403893-0416 part number before installation.
- Verify that the transmitter matches the intended vibration-monitoring arrangement.
- Identify the associated vibration sensor and monitoring-system input before disconnecting the existing unit.
- Install the transmitter in the designated location and ensure that it is mechanically secure.
- Verify all signal and power connections before energizing the transmitter.
- Route signal wiring away from sources of excessive electrical interference where required.
- Check the associated vibration sensor and its connection if the transmitter receives an unexpected signal.
- Energize the system and verify that the monitoring system recognizes the transmitter signal.
- Compare the transmitted vibration information with expected machine operating conditions.
- Inspect wiring, terminals, and connectors if the vibration signal becomes intermittent or unstable.
- Investigate sudden changes in vibration readings together with the machinery operating condition rather than adjusting alarm limits immediately.
- After replacement, perform a complete signal and monitoring-system check before returning the machinery to normal service.
Compatible System Components
| Component | Function |
|---|---|
| Bently Nevada Vibration Sensors | Detect mechanical vibration from rotating equipment |
| Bently Nevada Proximity Probes | Monitor shaft position and displacement |
| Vibration Signal Interface | Conditions vibration-related measurement signals |
| Machinery Monitoring Modules | Evaluate machinery condition information |
| Monitoring Racks | House compatible monitoring equipment |
| Control System | Receives vibration information for plant monitoring |
| Alarm System | Reports abnormal vibration conditions |
| Protection System | Initiates configured machinery protection responses |
Recommended Related Models
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Bently Nevada Vibration Transmitters | Vibration Transmitter | Industrial vibration monitoring |
| Bently Nevada 7200 Series | Proximity Monitoring System | Shaft vibration and displacement |
| Bently Nevada 3300 XL Series | Proximity Monitoring System | Rotating machinery monitoring |
| Bently Nevada 3500 Series | Machinery Protection System | Critical machinery protection |
| Bently Nevada 1900 Series | Machinery Monitoring System | Condition and vibration monitoring |
| Bently Nevada Vibration Sensors | Vibration Sensor | Machinery vibration measurement |
| Bently Nevada Proximitor Sensors | Signal Conditioning Equipment | Proximity signal processing |
Key Advantages
- Provides a dedicated interface for transmitting machinery vibration information.
- Supports continuous vibration monitoring of rotating equipment.
- Connects vibration sensing with plant-level monitoring and control systems.
- Suitable for motors, pumps, compressors, turbines, and generators.
- Supports alarm and condition-monitoring strategies.
- Useful for maintenance and replacement of compatible vibration-monitoring hardware.
Technical FAQs
What is the difference between a vibration sensor and the P3403893-0416 transmitter?
A vibration sensor detects the mechanical vibration at the machine, while the transmitter handles the vibration information for transmission to the monitoring or control system. The two components therefore perform different functions within the overall measurement chain.
Where should a vibration transmitter be installed in relation to the monitored machine?
The transmitter is normally installed as part of the machinery monitoring arrangement, with the associated sensing point connected to it and the output routed toward the monitoring or control system. The actual installation location depends on the equipment layout and wiring architecture.
What can cause an unstable vibration signal from the transmitter?
Possible causes include sensor problems, loose connections, damaged wiring, electrical interference, transmitter faults, or genuine changes in machine vibration. The complete measurement chain should be checked before determining whether the transmitter is the source of the problem.
What should be verified after replacing the P3403893-0416?
Verify the transmitter installation, power and signal connections, associated vibration sensor, monitoring-system input, and transmitted vibration value. The machinery should then be observed under appropriate operating conditions to confirm that the monitoring channel is functioning correctly.