PR9268/601-000 Overview

The Epro PR9268/601-000 Vertical HT Velocity Sensor is a vertical electrodynamic velocity sensor for absolute vibration measurement in critical turbomachinery, featuring dual-orientation flexibility with or without lifting current.

Enviromental Strength

• High-Temperature Operation: Functions as a High Temperature (HT) sensor, suitable for harsh thermal environments.

• Wide Damping Tolerance: Maintains a damping factor of ~0.42 even at elevated temperatures up to 100°C (212°F).

• Robust Acceleration Tolerance: Withstands continuous vibration of 10g and intermittent shocks up to 20g.

• Transverse Resilience: Handles maximum transverse acceleration up to 2g without performance degradation.

• Broad Frequency Range: Operates effectively across a wide frequency spectrum from 4 to 1000Hz.

• Durable Mechanical Design: Engineered for critical turbomachinery, ensuring reliability in steam, gas, and hydro turbine applications.

FAQ

Q1: What is the primary application of the PR9268/601-000?

A1: It is a mechanical velocity sensor for absolute vibration measurement of critical turbomachinery like turbines, compressors, pumps, and fans.

Q2: What are the orientation capabilities of this sensor?

A2: It operates vertically at ±30° without lifting current and ±60° with lifting current.

Q3: What are the sensitivity options for this model?

A3: Sensitivity is 22.0 mV/mm/s ±5% @ Pin 3 (100Ω load), or 16.7 mV/mm/s ±5% @ Pin 1 (50Ω load) or Pin 4 (20Ω load).

Q4: What frequency range does the PR9268/601-000 cover?

A4: It covers a frequency range of 4 to 1000Hz for effective vibration monitoring.

Q5: What vibration amplitudes can this sensor measure?

A5: It can measure vibration amplitudes up to ±1500µm (±2000µm mechanical limit).