UNI-T UT278A+ Clamp Earth Ground Tester 800 20A 32 mm Jaw Audible and Visual Alarm

UT270+ Series Clamp Earth Ground TestersUT270+ series can quickly and safely measure the grounding system without disconnecting circuit ground lines or the need of auxiliary electrodes. It can measure resistance from 0.01 with a resolution of 0.001. These clamps double insulation design makes them durable tools for outdoor work and eective in blocking interference from the environment.Models in UT270 series: UT276A+, UT278A+Features of UT270+ Series Clamp Earth Ground TestersCertificates: CE, UKCA Auto range Data hold Data recall LCD backlight Resistance limit alarm Low battery indication Auto calibrationSpecifications of UT270+ Series Clamp Earth Ground TestersSpecificationsRangeUT276A+UT278A+Earth Ground Resistance ()0.01~0.099(1%+0.01)(1%+0.01)0.1~0.99(1%+0.01)(1%+0.01)1~49.9(1%+0.1)(1%+0.1)50~99.5(1.5%+0.5)(1.5%+0.5)100~199(2%+1)(2%+1)200~395(5%+5)(5%+5)400~590(10%+10)(10%+10)600~800(20%+20)600~1000800~1200(25%+30)Leakage current (A)0mA~9mA(2.5%+1mA)10mA~99mA(2.5%+5mA)100mA~299mA(2.5%+10mA)0mA~299mA0.3A~2.99A(2.5%+0.1A)3A~9.9A(2.5%+0.3A)10A~20A(2.5%+0.5A)3A~30ADisplay count4 digits LCDdisplayJaw opening32mm32mmVisual and audible alarmAuto power offJamming signal recognitionOver-range displayData storage300300Display typeEBTNEBTN+A displayGeneral CharacteristicsPower1.5V battery (LR6) x 4Display47mm x 28.5mmProduct net weight1.18kgProduct sizeUT276A+/278A+: 285mm x 85mm x 56mmStandard accessoriesBatteries, test ring, English manualStandard individual packingGift box, tool boxStandard quantity per carton1pcsStandard carton measurement370mm x 110mm x 300mmStandard carton gross weightUT276A+/278A+: 2.6kg