The Volume Resistivity Tester, EE 04-II, an instrument for measuring volume and surface
resistivity on insulated materials according to ISO 14309, IEC 62631-3-1 and ASTM D257 fig 4.
The EE 04-II system includes a resistivity test fixture (EE 01-III.01) for insulating material,
required cables, and the EC 14 software.