PR9268/202-000 EPRO PR9268 Series Vertical Velocity Transducer

PR9268/202-000 Electrodynamic Vertical Velocity Module

EPRO PR9268/202-000 is a precision vibration transducer for continuous machinery condition monitoring.

The sensor combines rugged mechanical construction with stable electrodynamic measurement technology.

Its splash-proof housing supports operation inside harsh industrial process environments.

The module performs reliably in elevated temperatures up to 100°C.

The armored cable structure improves durability during long-term field installation.

This vibration sensor suits turbine systems, compressors, pumps, and rotating machinery diagnostics.

Core Monitoring Characteristics

• Electrodynamic vibration velocity measurement
• Vertical installation configuration
• Stable low-frequency response characteristics
• High resistance to industrial vibration stress
• Optimized sensitivity for machinery diagnostics
• Rugged housing for demanding environments
• IP55 environmental protection capability
• Suitable for elevated operating temperatures
• Low linearity deviation performance
• Reliable operation under EMC-compliant installations

Configuration Breakdown

Configuration Segment	Description
PR9268	Electrodynamic vibration sensor series
20	Vertical measurement version
2	Armored 8-meter cable configuration
000	6-pole HARTING connector termination

Suffix Structure Reference

• PR9268/20x = Vertical measuring direction
• A=2 = Armored 8 m cable
• B00=000 = HARTING connector version
• 100 = Open cable end option
• OPR = Oil-proof PTFE protective hose
• RAD = Radioactive environment version

Technical Performance Data

• Brand: EPRO
• Model: PR9268/202-000
• Series: PR9268 Series
• Type: Electrodynamic Vertical Velocity Module
• Frequency Range: 4 Hz to 1000 Hz
• Natural Frequency: 4.5 Hz ±0.75 Hz
• Sensitivity: 28.5 mV/(mm/s) ±5%
• Linearity Error: Less than 2%
• Damping Factor: 0.56 at 20°C
• Transverse Sensitivity: 0.13 at 110 Hz
• Maximum Vibration Amplitude: 3000 µm peak-peak
• Limit Stops: 4000 µm peak-peak
• Continuous Acceleration: 10 g peak-peak
• Short-Term Acceleration: 20 g peak-peak
• Transverse Acceleration: 2 g peak-peak
• Resistance: 1875 Ω ±10%
• Insulation Resistance: Greater than 1 MΩ
• Inductance: Less than 90 mH
• Capacitance: Less than 1.2 nF
• Protection Rating: IP55
• Operating Temperature: -20°C to +100°C
• Short-Term Temperature: Up to 120°C
• Storage Temperature: -40°C to +100°C
• Housing Material: Al Mg Si Pb F28
• Connector Type: 6-pole HARTING plug
• Sensor Weight: Approximately 260 g
• Total Weight: Approximately 930 g

Installation Engineering Notes

• Use rigid and vibration-free mounting structures
• Maintain EMC-compliant cable routing practices
• Select the smallest suitable measuring range
• Consider temperature and humidity during installation planning
• Verify trip limits with plant operating conditions
• Inspect signal integrity before commissioning
• Avoid aggressive chemical contamination near the sensor

Diagnostic Capability

• Continuous vibration velocity monitoring
• Early rotating equipment fault detection
• Bearing degradation analysis support
• Rotor imbalance identification
• Mechanical looseness trend monitoring
• Predictive maintenance data acquisition
• Abnormal machinery resonance indication

Suitable Equipment and Industrial Applications

• Steam turbine monitoring systems
• Gas turbine protection systems
• Centrifugal compressor vibration analysis
• Industrial blower monitoring
• Rotating pump condition diagnostics
• Power generation equipment monitoring
• Petrochemical rotating machinery protection
• Heavy industrial vibration supervision systems

Global PLC Spare HUB's Insight

PR9268/202-000 delivers stable low-frequency vibration monitoring for critical rotating assets.

The electrodynamic sensing principle provides consistent long-term measurement reliability.

Its armored cable structure improves mechanical protection in industrial installations.

The vertical sensing configuration supports accurate machinery vibration trend analysis.

Engineering teams frequently deploy this sensor in turbine and compressor protection systems.

The robust enclosure design improves survivability in high-temperature process areas.

Packaging Information

• 1 × PR9268/202-000 vibration transducer
• 1 × Factory protective packaging
• 1 × Product inspection documentation

Global Shipping Service

• FedEx international delivery available
• UPS industrial logistics supported
• DHL express shipping supported
• Secure export packaging included
• Orders commonly dispatch within 24-48 hours

12-Month Warranty Policy

• 12-month warranty coverage included
• Technical support during warranty period
• Quality verification before shipment
• Professional industrial service assistance available

Professional FAQ

Why does this sensor use electrodynamic measurement technology?

Electrodynamic sensing provides stable velocity measurement for rotating machinery diagnostics.

What installation mistake commonly affects measurement accuracy?

Flexible or weak mounting brackets often introduce false vibration readings.

Why should engineers avoid oversized measuring ranges?

Oversized ranges may reduce diagnostic sensitivity during low-amplitude vibration analysis.

How does the armored cable improve field reliability?

The armored structure protects signal wiring from mechanical damage and industrial wear.

Which application should prioritize this sensor selection?

Select this module for turbine, compressor, or pump systems requiring continuous vibration monitoring.

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