Campbell CR800 Series - FIGURE 59: Quarter-Bridge Strain Gage with RC Resistor Shunt

Section 7. Installation
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FIGURE 59: Quarter-Bridge Strain
Gage with RC Resistor Shunt
FieldCalStrain() Calibration
'This program example demonstrates the use of the FieldCalStrain() instruction by measuring
'quarter-bridge strain-gage measurements.
Public Raw_mVperV
Public MicroStrain
'Variables that are arguments in the Zero Function
Public Zero_Mode
Public Zero_mVperV
'Variables that are arguments in the Shunt Function
Public Shunt_Mode
Public KnownRes
Public GF_Adj
Public GF_Raw
'----------------------------- Tables ----------------------------
DataTable(CalHist,NewFieldCal,50)
SampleFieldCal
EndTable
'//////////////////////////// PROGRAM ////////////////////////////
BeginProg
'Set Gage Factors
GF_Raw = 2.1
GF_Adj = GF_Raw 'The adj Gage factors are used in the calculation of uStrain
'If a calibration has been done, the following will load the zero or
'Adjusted GF from the Calibration file
LoadFieldCal(True)