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2, 3, 4 wire method for measuring ground resistance (Re)
Range: 0.00Ω～29.99Ω Accuracy: ±2%rdg±5dgt (remark 1) Resolution: 0.01Ω
Range: 30.0Ω～299.9Ω Accuracy: ±2%rdg±3dgt Resolution: 0.1Ω
Range: 300Ω～2999Ω Accuracy: ±2%rdg±3dgt Resolution: 1Ω
Range: 3.00kΩ～30.00kΩ Accuracy: ±2%rdg±3dgt Resolution: 10Ω
DC resistance (Re)
Range: 0.0Ω～299.9Ω Accuracy: ±2%rdg±3dgt Resolution: 0.1Ω
Range: 300Ω～2999Ω Accuracy: ±2%rdg±3dgt Resolution: 1Ω
Range: 3.00kΩ～30.00kΩ Accuracy: ±2%rdg±3dgt Resolution: 10Ω
Selection method for measuring ground resistance (Re)
Range: 0.00Ω～29.99Ω Accuracy: ±2%rdg±5dgt (remark 1) Resolution: 0.01Ω
Range: 30.0Ω～299.9Ω Accuracy: ±2%rdg±3dgt Resolution: 0.1Ω
Range: 300Ω～3000Ω Accuracy: ±2%rdg±3dgt Resolution: 1Ω
Double clamp method for measuring ground resistance (Re)
Range: 0.012Ω～0.99Ω Accuracy: ±10%rdg±10dgt Resolution: 0.01Ω
Range: 1.0Ω～9.9Ω Accuracy: ±10%rdg±10dgt Resolution: 0.1Ω
Range: 10Ω～100Ω Accuracy: ±10%rdg±10dgt Resolution: 1Ω
Soil resistivity (ρ)
Range: 0.00Ωm～99.99Ωm Resolution: 0.01Ωm
Range: 100.0Ωm～999.9Ωm Resolution: 0.1Ωm
Range: 1000Ωm～9999Ωm Resolution: 1Ωm
Range: 10.00kΩm～99.9kΩm Resolution: 100Ωm
Range: 100.0kΩm～999.9kΩm Resolution: 1kΩm
Range: 1000kΩm～9999kΩm Resolution: 10kΩm
Accuracy: ρ = 2πaR (note 2)
Ground voltage
Range: AC 0.00～100.0V Accuracy: ±2%rdg±3dgt Resolution: 0.01V
AC current
Range: AC 0.0mA～1000A Accuracy: ±2%rdg±3dgt Resolution: 0.1mA
Structure of this Digital Clamp Ground Earth Resistance Meter：
1.Receiving current clamp A interface 2. LCD
3.Hinterface(current pole) 4. S interface(voltage pole)
5. ES interface(auxiliary grounding pole)
6. E interface(grounding electrode)
7. Function button area 8. DC charging 9.USB interface
10. Test button 11.Test line 12. Auxiliary grounding rob
13. Easy test line 14. Receiving current clamp A
15. Excitation current clamp B
16. Receive current clamp A connection port, blue banana head is the same, black is for public port.
17. Excitation current clamp B connection port, red banana head is the same, black is for public port.
