Description
Earth Resistance : 2?? : 0.05 ~ 2.09?? /??20?? :??0.05 ~20.9?? /??200?? : 0.3 ~ 209?? / 2000?? :??3 ~2.09k?? /??20k????: 0.03k ~ 20.9k?? /??200k????: N/A
Accuracy :???? (3%rdg + 5dgt)
Auxillary earth resistance Rh, Rs : 8% of Re + Rh + Rs
Soil Resistivity Voltage :??2?? :??0.3 ~ 393.7??m /??20?? :??3 ~ 3937??m /??200?? : 0.03 ~ 39.37k??m / 2000?? : 0.3k
~ 393.7k??m /??20k?? :??3k ~ 1999k??m /??200k??
Frequency :??40 ~ 500Hz
Measuring Current Im : max. 10mA
Measuring Voltage Um :??10Vrms 125Hz
Compensation of Lead Resistance Rk :??2?? :??max. 2?? /??20?? :??max. 9??
Memory Capacity : 1000 groups.
Display :??LCD segment
Power : AA 1.5V X 8 batteries.
Weight : approx. 900g.
Dimension :??190 x 155 x 75 mm
Standard Accessories :??4 terminal earth wires & spikes, Instruction Manual, Battery & Carrying Case
4 pole Earth Resistance Measurement up to 209.9k ohms with resolution 0.001 ohm.
Soil Resistivity measurement 0 to 209.9k ??m.
Advanced filtering method based on FFT (fast fourier transform) reduces noise interference.
Rich test results displayed include the resistance of earth spikes, frequency of test current, detected voltage &
frequency of interference, residual resistance Rk, etc.
Auto / Manual frequencies optional (94/105/111/128Hz).
Compensation for residual resistance Rk.
Data memory 1000sets.
Confirms to CATIV 150V, CAT III 300V.
Safety : IEC61010-1 CAT III 300V, CAT IV 150V. Pollution Degree 2, IEC61010-031, IEC61557-1,5, IEC61326-1(EMC).
