PROVA5601 Clamp-on Ground Resistance Tester,0.025 to 1500 Ohm FPROVA-5601 Clamp-on Ground Resistance TesterEATRUESNon-Contact Ground Resistance Measurement No Auxiliary Electrode Needed Jaw Diameter Φ 23 mm (5601) Jaw Diameter Φ 35 mm(5637) 0.025 – 1500 Ohm 0.2mA– 30A(5601)0.2mA– 35A(5637),True RMS 116 Sets of Memory(5601,5637) Programmable Hi and Lo Alarm(5601,5637) Programmable Data Logging ( ...