A-3 
12704A Resistivity Chamber Operation Manual
A.2  Internal Connections for Volume/Surface Resistivity Measurements 
A.2  Internal Connections for Volume/Surface Resistivity Measurements 
The following figures show the internal connections for volume and surface resistivity meas-
urements. 
 
Figure A-2    Internal Connection for Volume Resistivity Measurement 
 
 
Figure A-3    Internal Connection for Surface Resistivity Measurement 
Main
electrode
Guar
electrode
Opposed 
electrode
Main
electrode
Guar
electrode
Opposed 
electrode