Uni-t ut521 digital earth resistance tester
key features
measurements of earth resistance across three ranges: 0-20ω, 0-200ω and 0-2000ω
measures ac earth voltage from 0-200v
2000 count large-size lcd display with integrated backlight
rotary dial testing selection and clearly labelled ports for v, e, p and c connections
manual ranging tester
automatically powers off after ten minutes of inactivity to conserve battery life
low battery indicator
data hold function temporarily stores last value taken
limited memory stores up to 20 records
double insulation protection
2-wire and 3-wire testing procedures possible
cat iii 600v
what's included?
Uni-t ut521 earth ground tester
batteries
carrying bag
test lead
simplified test lead
test probe