Description
EPRO PR9268303-000 Vibration Measurement Sensor Probe
PR9268303-000
As a core instrument for dynamic vibration measurement, the EPRO PR9268303-000 specializes in capturing high-frequency vibrations across a wide spectrum, translating mechanical movements into proportional electrical signals. Its primary role is to monitor acceleration, velocity, and displacement parameters in real time, empowering engineers to assess the health of machinery ranging from high-speed turbines to heavy-duty reciprocating compressors. Whether integrated into a distributed control system (DCS), a portable data collector, or a permanent condition monitoring network, this accelerometer acts as a vital sensor for maintaining operational efficiency and safety in industrial environments.
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Label
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Specification
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Model Number
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PR9268303-000
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Brand
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EPRO
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Type
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Piezoelectric Accelerometer (IEPE Technology)
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Measurement Range
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Acceleration: ±50 g (peak); Frequency: 0.5 Hz–10 kHz (flat response)
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Sensitivity
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100 mV/g (±5%) at 1600 Hz
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Output Signal
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4–20 mA (IEPE, two-wire isolated)
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Excitation Voltage
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18–30V DC (constant current: 2–20 mA)
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Operating Temperature
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-40°C to +121°C (extended industrial grade)
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Resolution
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0.001 g (RMS) at 100 Hz
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Mounting Style
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Magnetic base, adhesive, or screw-mount (M6 thread included)
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Cable Length
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3m shielded cable (custom lengths up to 50m available)
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Certifications
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CE, IEC 61000-4-2 (ESD protection), IP67 (sensor head)
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Signal-to-Noise Ratio
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>75 dB (excellent noise immunity for harsh environments)
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Weight
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50g (lightweight design for low-mass loading effects)
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The EPRO PR9268303-000 distinguishes itself through its combination of high sensitivity, wide frequency response, and rugged construction. Leveraging IEPE (Integrated Electronics Piezoelectric) technology, it provides a low-noise analog output that simplifies integration with standard data acquisition systems, eliminating the need for external charge amplifiers. The sensor’s flat frequency response from 0.5 Hz to 10 kHz ensures accurate capture of both low-speed shaft vibrations and high-frequency bearing defects, making it suitable for diverse machinery diagnostics.
- EPRO PR9376010-011 – A complementary eddy current sensor for shaft displacement measurements, often used alongside the PR9268303-000 for comprehensive machinery health monitoring.
- EPRO PR9268101-000 – A low-frequency variant optimized for structural vibration analysis in civil engineering or large rotating equipment.
- Bently Nevada 330500 – A compatible accelerometer for multi-vendor systems, ensuring interoperability in legacy condition monitoring setups.
- Meggitt Endevco 7264C – A high-shock resistant model suitable for extreme environments, ideal for aerospace or heavy-duty industrial applications.
- NI 9234 – A data acquisition module that pairs with the PR9268303-000 for real-time vibration analysis in LabVIEW-based systems.
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