Description
Features:
- For use with DET3T and DET4T Series of Ground Resistance Testers
- Calibrates ground resistance up to 25 ohms
The Megger 1000-435 Calibration Check Box is used to calibrate a Megger DET3T or DET4T ground resistance meter (sold separately). The box therefore increases the accuracy of a ground resistance meter, calibrating the resistance up to 25 ohms.
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