Description
Overview
The PR9268/201‑000 Electrodynamic Velocity Transducer is a high‑precision vibration sensor from Emerson’s EPRO product line, engineered for absolute (case) vibration measurement on critical rotating machinery. Designed for long‑term reliability in harsh industrial environments, it provides accurate velocity‑based vibration data essential for protecting turbines, compressors, pumps, and other high‑value rotating assets.
Its rugged mechanical design, wide frequency response, and stable sensitivity make it a trusted component in machinery protection systems, including AMS 6500 and other compatible monitoring platforms.
Key Features
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Electrodynamic velocity sensor for absolute vibration measurement
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Suitable for steam, gas, and hydro turbines, compressors, pumps, and fans
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High sensitivity for early detection of imbalance, misalignment, and bearing wear
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Wide operating frequency range for comprehensive vibration analysis
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Robust construction for continuous operation in demanding environments
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Compatible with EPRO and AMS 6500 monitoring systems
Technical Specifications
Measurement Characteristics
| Parameter |
Specification |
| Model Number |
PR9268/201‑000 |
| Sensor Type |
Electrodynamic velocity transducer |
| Sensitivity |
17.5 mV/mm/s |
| Frequency Range |
14–1000 Hz |
| Natural Frequency |
14 Hz ± 7% at 20°C |
| Transverse Sensitivity |
|
| Amplitude Linearity |
Within 2% |
| Max Vibration Amplitude |
500 µm peak‑to‑peak |
Environmental & Mechanical Ratings
| Parameter |
Specification |
| Continuous Acceleration |
Up to 10 g (98.1 m/s²) |
| Intermittent Acceleration |
Up to 20 g (196.2 m/s²) |
| Operating Conditions |
Suitable for harsh industrial environments |
| Dimensions |
30 × 24 × 7.5 cm |
| Weight |
0.94 kg |
| Country of Origin |
USA |
Logistics
| Parameter |
Specification |
| Condition |
Brand New |
| Availability |
In Stock |
| MOQ |
1 |
| HS Code |
8537101190 |
Functional Description
The PR9268/201‑000 is engineered to deliver accurate velocity‑based vibration measurements, enabling operators to monitor casing vibration levels on rotating machinery. Its electrodynamic design provides stable output across a broad frequency range, making it effective for identifying mechanical issues such as rotor imbalance, misalignment, and bearing degradation.
The sensor’s low transverse sensitivity ensures accurate readings even in multi‑axis vibration environments, while its high amplitude linearity supports reliable data capture across a wide range of operating conditions. With its ability to withstand high shock and acceleration levels, the transducer is well suited for continuous monitoring in mission‑critical applications.
When integrated with Emerson’s AMS 6500 or EPRO monitoring systems, the PR9268/201‑000 supports advanced diagnostics, trending, and alarm functions, enabling predictive maintenance strategies and reducing unplanned downtime.
Application Scenarios
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Case vibration monitoring on turbines and compressors
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Velocity‑based vibration measurement for pumps and fans
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Machinery protection systems requiring high‑accuracy sensors
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Continuous monitoring in refineries, power plants, and chemical facilities
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Integration with AMS 6500 and EPRO monitoring platforms
FAQ
Q: What type of vibration does the PR9268/201‑000 measure? A: It measures absolute (case) vibration using electrodynamic velocity sensing.
Q: Is this sensor suitable for high‑shock environments? A: Yes. It withstands continuous 10 g and intermittent 20 g acceleration levels.
Q: Can this sensor be used with AMS 6500 systems? A: Yes. It is fully compatible with AMS 6500 and EPRO monitoring systems.
