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Three Leadwire Attachment
 




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Tech Tip TT-612, The Three-Wire Quarter-Bridge Circuit , describes the advantages of the three-wire quarter-bridge circuit, and explains why it is generally recommended for static strain applications. Because the three-wire circuit has become the standard in contemporary strain gage technology, gage users need to be familiar with techniques for connecting three leadwires to the solder tabs of a gage. Briefly described here are procedures for attaching leadwires to several widely used types of strain gages.
  CEA-Series Gages
  Gage Installations with Bondable Terminals
Finished hookups are illustrated in the accompanying diagrams.