GROUND ROD TESTER

Greenlee CMGRT-100A Ground Rod Tester The Greenlee CMGRT-100A Clamp-On Ground Resistance Tester is a handheld device designed for electrical distributors, lighting solutions providers, wire and cable professionals, and switchgear suppliers to evaluate grounding systems. It measures loop resistance and leakage current to assess the integrity and quality of grounding connections without disconnecting the ground system. Specifications Manufacturer Part #: CMGRT-100A Product Weight: 5.0000 lbs Loop Resistance Measurement Range: 0.01 Ω to 1500 Ω Leakage Current Measurement Range: 0.2 mA to 40 A Test Frequencies: 50 Hz, 60 Hz, 128 Hz, 2083 Hz selectable Data Storage: Up to 300 measurements (resistance and/or current) Safety Rating: CAT IV 600 V, 40 A Features Clamp-on design enables testing without disconnecting grounding systems Two operating modes: Standard (loop resistance and leakage current) and Advanced (impedance at selected frequency and contact voltage) OLED display with backlight for clear readings in various lighting conditions Memory function with recall and data logging capabilities Adjustable alarm thresholds for resistance, voltage, and current with audible alerts Auto power-off feature to conserve battery life User-configurable settings including date/time, test frequency, and operating mode Robust safety features including double insulation and warnings for hazardous voltages Includes calibration loop for verification and accuracy checks Downloads & Links Spec Sheet