Output current range

AC5.0～30.0A

Output current resolution

1A

Accuracy of output current

±2%

Measurement range of grounding resistance

11-30A range, 1-120m Ω

5~10A gear, 2~500m Ω

Resolution of grounding resistance measurement

0.1mΩ

Accuracy of grounding resistance measurement

± (2%+5 words)

Grounding resistance alarm range

1.0～500mΩ

Test time

2-999 seconds

Output waveform and frequency

Standard sine wave (crest factor 1.3-1.5), 50Hz

display mode

LED digital tube