Wheatstone Bridge Nonlinearity Errors

A StrainSmart calculator for

Four Active Gages

Four active gages in uniaxial stress field - two aligned with maximum principal strain, the other two with transverse "Poisson" strain (column).

 
Independent Variables
Inputs

Gage Factor (nondimensional),

 
Poisson's Ratio (nondimensional),

 
Indicated Strain (microstrain),

 
Functions
 

 
Dependent Variable
Calculations

If the gage factor of the instrument is set at the gage factor of the gage:
 
Actual Strain (microstrain),

 
Incremental Error (microstrain),

 
% Actual Strain