Fill the steel ball in the anti-static shoes according to the regulations (if the height of the upper is not enough, you can not install all the conductive steel balls, you can use the insulation material to increase the height of the upper). The test sample of the assembled steel ball is placed on the specified external electrode, and the specified DC power supply is turned on between the inner and outer electrodes for 1 min. Measuring circuit principle.
Record or calculate the voltage and current values after the specified time has elapsed.
