MS2308/MS2307/MS2306
Features:

Measurement voltage includes 20V/48V two type choices
2 Pole/3 Pole/4 Pole earth resistance measurement
Tests Soil Resistivity by 4 Pole
Current clamps help you easy to do measurement without breaking the ground connection
Automatic frequency control (AFC) is used to indentify interference frequency and select the proper one to reduce the influence of Interference voltage
Measures the interference voltage and leakage current with alarm if over limitation
Data Logging up to 100 groups and USB interface to PC
  

Downloads & Software