ORGC-20B Grounding Down-conductor Continuity Tester I. Product i ntroduction The ORGC-20B Grounding Downlead Continuity Tester is specifically designed to evaluate the electrical integrity of grounding systems, with all its technical specifications meeting or exceeding relevant industry standards. The entire device is controlled by a high-performance microcontroller, ensuring a high degree of automation; it employs intelligent power management technology to effectively reduce