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| Precision Pressure & Vacuum Measurement |
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Course Overview
CBT module, CD-ROM, supplements Introduction to Measurement and Calibration. A refresher for working or secondary metrology lab personnel, cross training, new hires and transfers into inspection, instrumentation, calibration or metrology.
Testing: PreTest, Embedded Questions, Post with randomized questions,
pass-fail criteria and documentation certificate.
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Pressure Fundamentals Definition, Mathematical Formulas
Type of Pressure Gauge
Pressure, Vacuum, Absolute, Differential, Effects of changes in Atmospheric Pressure,
Pressure Units and their Conversion
Pressure Measurement Devices
The Bourdon Tube Pressure Gage, Dead Weight Piston Gages, Calibration, Errors
Transducers
Measurand, Displacement or Stress, Force-Summing Devices, Accuracy; Stability, Drift, Aging,
Frequency Response; Step Pressure Change, Natural Frequency and Resonance's,
Static Overpressure, Dynamic or Transient Overpressure, Concepts of Accuracy;
Static Error Band, Linearity, Hysteresis, Repeatability
Principles of Vacuum
Concepts, Production of Vacuum, Conductance, Long Path vs. Short Path, Vacuum Ranges
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