Generic ALLOSUN EM480D Digital Earth Tester/Digital Earth Resistance Tester with Hard Case

Introduction EM480D This is a professional instrument for measuring ground resistance of electrical equipment. The  whole instrument is stylish and superior grade in appearance and high stable in performance. With dust and moisture proof structure, it is durable for field operation and outdoor environment. It is designed to measure grounding systems of a variety of power systems, electrical equipment and lightning protection equipment, and also to  measure AC voltage.  Features: Over load Protection Over load indication Color LED light Wide Display Specification Specification Display: 3 1/2 digits LCD with max. reading of 1999 Overload indication: Only figure “1” on the display LED gives green light: It indication the tester is working normally  LED gives red light: It Indication that the resistance between “C” terminal and “E” terminal is out of the permitted range Response time: about 5 seconds for grounding resistance test; about 2 seconds for grounding voltage test Grounding resistance test range: 0~2000* Grounding voltage test range:0~2000V Test current: about 2mA (It will not trip current breakers in the circuit under test)  Fixed time and continuous test can be selected for grounding resistance test  Overload protection: one minute for AC 380V between any two terminals Operating environment: 0℃~40℃, relative humidity:<75% Storage environment: -10℃~50℃, relative humidity:85% Battery:1.5V, AA battery,6 units Size: 168*110*62mm Weight: about 592g (including batteries)  &#

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