... to 500V/10V to 1000V (TH2684A) 3. CE certification IntroductionTH2684 High Precision IR Tester is an intelligent measurement instrument that is used ... voltage output, TH2684 is able to output a precharge voltage up to 500V, 200mA. In voltage follow mode, precharge voltage ... materials.In addition, user can program the sequence measurement steps (up to 18 steps) on TH2684.For instance, charge, wait, ...