Key Features
Greenlee CMGRT-100A on white background
Key Features
  • Reads ground resistance down to 0.10 Ω 
  • Fully auto-ranging with data hold to capture readings
  • Accessories included: molded carrying case, 9V Alkaline Battery and calibration verification loop

Protecting You
Greenlee CMGRT-100A being used by a man
Protecting You
  • Non-contact voltage indication alerts the operator if voltage is present by an audible tone while displaying a “V” resulting in improved safety precautions
  • Ground circuit remains in service during testing
  • Safety Category: CAT IV, 600V
Productivity
Greenlee CMGRT-100A being used by a man
Productivity
  • Non-contact voltage indication alerts the operator if voltage is present by an audible tone while displaying a “V” resulting in improved safety precautions
  • Ground circuit remains in service during testing
  • Safety Category: CAT IV, 600V
Performance
Greenlee CMGRT-100A on white background
Performance
  • Includes three alarms with audio and visual notifications for impedance, voltage, and current to increase operator’s performance
  • Impedance function capable of testing 4 separate frequencies (50Hz, 60Hz, 128Hz, & 2083Hz)
  • Widest operating temperature range (-4 to 131°F) in the industry
  • Made from impact resistant materials resulting in a robust design for the job-site environment
  • Lifetime Limited warranty