Measurement of earth networks in parallel without disconnecting the earth and without rods.

 3P Method:
 0.01 to 99.99 kΩ :مجال القياس
 0.01 to 100 Ω :الدقة
 41 to 512 Hz :تردد القياس
with coupling measurement

 4P Method:
 0.01 to 99.99 kΩ :مجال القياس
 0.01 to 100 Ω :الدقة
Resistivity
Wenner & Schlumberger

 0.01 to 99.99 kΩ :مجال القياس
 41 to 512 Hz :تردد القياس
DC  قياس الـ
0.12 Ω to 99.9 kΩ