UT-521

Earth Resistance Testing:
0 ~ 20 Ohm +/- 2%rdg +/- 1 Ohm
0 ~ 200 Ohm +/- 2%rdg +/- 3dgt
0 ~ 2000 Ohm +/- 2%rdg +/- 3dgt
Earth Voltage Testing:
0 ~ 200Vac (50/60Hz) +/- 1%rdg +/- 4dgt
Data Hold
Backlight display
Data logging: 20
Battery check
Sleep mode – around 10 minutes
Full icon display
Over-range display: display “OL”
Contact badness display: C port or E port don´t contact display “—-Ohm”
Simple 2-wires testing
Precision 3-wires testing
Double insulation protection