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Section 1 A Historical Perspective |
1-1.Steelyard for Weight Comparison |
1-2.Vacuum Reference Gauge |
1-3.Atmospheric Reference Gauge |
1-4.Flexible Load-Cell Connections |
1-5.Typical Load Cell Installation |
1-6.Tank "Staying" Designs |
Section 2 The Strain Gage |
2-1.Definitions of Stress & Strain |
2-2.Shearing Strain |
2-3.Poisson Strain |
2-4.Strain Gage Designs |
2-5.Bonded Resistance Strain Gage Construction |
2-6.Wheatstone Bridge Circuit Schematic |
2-7.Chevron Bridge Circuit Schematic |
2-8.Four-Wire Ohm Circuit Schematic |
2-9.Constant Current Circuit Schematic |
2-10.Alternative Lead-Wire Configuration |
2-11.Gage-Factor Temperature Dependence |
2-12.Apparent Strain Variation with Temperature |
2-13.Strain Gage Installation Alternatives |
Section 3 Process Pressure Measurement |
3-1.Bourdon Tube Designs |
3-2.Pressure Sensor Diaphragm Designs |
3-3.Electronic Pressure Sensor Ranges |
3-4.Strain-Gage Based Pressure Cell |
3-5.Capacitance-Based Pressure Cell |
3-6.Potentiometric Pressure Transducer |
3-7.Resonant-Wire Pressure Transducer |
3-8.Typical Piezoelectric Pressure Sensor |
3-9.Acceleration-Compensated Piezoelectric Sensor |
3-10.Magnetic Pressure Transducer Designs |
3-11.Optical Pressure Transducer |
3-12.Bourdon Tube Overpressure Protection |
3-13.Three-Valve Manifold for Instrument Isolation |
3-14.Dead-Weight Tester Schematic |
3-15.Pulsation Damper & Snubber Designs |
3-16.Chemical Seal Alternatives |
3-17.Volumetric Seal Element Designs |
Section 4 High pressure & Vacumn |
4-1.Mechanical High Pressure Sensors |
4-2.Bulk Modulus Cell |
4-3.Barometer Operation |
4-4.Vacuum Gauge Measurement Ranges |
4-5.Manometer Designs |
4-6.Capacitance Vacuum Manometer |
4-7.Hot-Cathode Vacuum Gauge |
4-8.Cold-Cathode Vacuum Gauge |
Section 5 Pressure Gages & Switches |
5-1.Pressure Gauge Designs |
5-2.Pressure Gauge Accessories |
5-3.Pressure Switch Terminology |
Section 6 Force, Acceleration, & Torque |
6-1.Piezoelectric Sensor Element Designs |
6-2.Impact Flowmeter Application |
6-3.Early Mechanical Vibration Sensor |
6-4.Torque on a Rotating Shaft |
6-5.Inductive Coupling of Torque Sensors |
Section 7 Load Cell Designs |
7-1.Load Cell Performance Comparison |
7-2.Wheatstone Circuit with Compensation |
7-3.Load Cell Spring Elements |
Section 8 Weighing applicatins |
8-1.Tank Staying Arrangement |
8-2.Cantilever Load Cells Reduce Staying Requirements |
8-3.End-Loaded Shear-Beam Installation |
8-4.Master Load Cell for Weighbridge Calibration |
8-5.Treadle Scale Design |
8-6.Monorail Weighing Transducer |
8-7.Load Cell Configurations for Solids Batching |