Digital Insulation Resistance Tester 型号:B-JT-30

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The newly style of Digital Insulation Resistance Tester is 30 series, including 30-1, 30-2, 30-3, etc. It has fashionable design and improved electro circuit, so that has more fully function, higher precision, easier operation. 　　The output testing voltage can be changed in 15V/50V/125V/250V/500V/1000V/2500V for deferent style. Resistance range can touch 20GΩ.Alternating current also can be tested. This Tester apply for all kinds of electric equipment and insulation materials such as transformer, electrometer, cable, switch, appliance, etc. 　　It is perfect electrical testing meter. 30-1 Testing Ranting Voltange:250V/500V/1000V Output Voltange:90-100% Testing Rating Voltange Scale:0-2000MΩ Minimum division:0.001MΩ Definition:±(3.5%of rdg+3 significant digit) Scale of AC Voltange:0-700V ±(1.5%of rdg+5 significant digit) 30-2 Testing Ranting Voltange:500V/1000V/2500V Output Voltange:90-100% Testing Rating Voltange Scale:0-20GΩ Minimum division:0.001MΩ Definition: 　0-200MΩ ±(3%of rdg+2 significant digit) 　200MΩ-10GΩ±(3.5%of rdg+3 significant digit) 　10000MΩ-20GΩ±(3.5%of rdg+3 significant digit) Scale of AC Voltange:0-700V ±(1.5%of rdg+5 significant digit) 30-3 Testing Ranting Voltange:15V/50V/125V Output Voltange:90-100% Testing Rating Voltange Scale:0-20MΩ Minimum division:0.001MΩ Definition: 　0-200MΩ ±(3%of rdg+2 significant digit) 　200MΩ-10GΩ±(3.5%of rdg+3 significant digit) 　10000MΩ-20GΩ±(3.5%of rdg+3 significant digit) Scale of AC Voltange:0-700V ±(1.5%of rdg+5 significant digit)

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