The Amprobe DGC-1000A clamp-on ground resistance tester takes accurate ground resistance measurements from 0.025 to 1500Ω and TRMS current measurement including leakage current. The meter provides accurate readings regardless of power quality in less than 10 seconds, with no test leads or auxiliary electrodes needed.

Features include data logging for 116 records, individual data point recording, user-selectable high and low ohm audible alarms, auto power off, low battery indicator, and a large LCD display. Continuity beep sounds if resistance is lower than 40.00Ω. The meter is CAT III 300 V / CAT II 600 V rated.