Wire and Cable Semi-conducting Rubbers and Plastics Resistivity Tester

Product description: DB-4 microcomputer semi-conducting rubbers and plastics volume resistivity tester is a microcomputer controlled test instrument designed according to GB/T 3048 standard, applied to test the volume resistivity of rubbers and plastics, semi-conducting materials used for wires and cables, in line with requirements of GB/T 3048, DB-4 microcomputer semi-conducting rubbers and plastics volume resistivity tester is based on the microcomputer principles, automatically test the semi-conducting rubbers and plastics volume resistivity, after testing the resistance, and then input the sample thickness values, the instrument automatically displays the volume resistivity measurement values. No need to manual calculations according to GB/T 3048 standard, with features of high accuracy, good stability, compact structure, and easy to operate, it is completely compliance with the specific requirements of national standard GB/T3048-2007. It is the best test instrument for it so far Standard: • GB/T 3048.3-2007 Technical parameters: • Measuring range:10-4～103Ω.cm • Measurement error is less than ± (0.5 % rd ± 2d) • Current electrode: width 50mm, contact width of the sample 5mm, distance between two current electrodes 110mm • Potential electrode: width 50mm, contact radius