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Vishay Measurements Group

Interactive Guide

Calculators

Interactive Guide to Strain Gage Technology

Calculators

Bridge Output: One Active Gage
      Tension/Compression
Two Active Gages
      Axial and "Poisson" strains from axial or bending loads.
      Equal strains of opposite sign from bending loads.
      Equal strains of same sign from axial loads.
Four Active Gages
      Axial and "Poisson" strains from axial loads.
      Axial and "Poisson" strains from bending loads.
      Equal strains of opposite sign from bending or torsional loads.

Gage Excitation (Optimum):       Grid Power-Density Calculations
      Optimum Bridge Excitation Calculations
      Inactive Series Resistor Calculations
      Attenuation Factor Calculations

Leadwire Attenuation (Error Corrections): Quarter-Bridge Circuits

Shunt Calibration:      Scaling (Quarter/Half/Full Bridges)
     Instrument Verification (Indicators)
     Instrument Linearity (Signal-Conditioning Amplifiers)

Strain Gage Rosettes (Data Reduction): Principal Strains & Their Direction
     Rectangular Rosettes
     Delta Rosettes
Principal Stresses & Their Direction
     Rectangular Rosettes
     Delta Rosettes

Thermal Expansion: Calculate Coefficient

Transducer Outputs: Bending Loads
     Quarter Bridge
     Half Poisson
     Half Bridge
     Full Bridge
Axial Loads
     2 Gages
     Full Poisson
Torque
     Full Bridge

Transverse Sensitivity (Error Corrections): Common K _t for All Grids
     Tee Rosettes
         Shear Strains
     Rectangular Rosettes
     Delta Rosettes
         Principal Strains
Different K _t for Each Grid
     Tee Rosettes
         Shear Strains
     Rectangular Rosettes
     Delta Rosettes

Wheatstone Bridge Nonlinearity (Error Corrections): One Active Gage
      Tension/Compression
Two Active Gages
      "Poisson" strains in adjacent arms.
      Equal strains of same sign in opposite arms.
Four Active Gages
      "Poisson" strains in adjacent arms.