UNI-T UT521 User Manual

UT521 USERS MANUAL
16
6.2 Simple measurement(use simple 2-Wires test leads for measurement):
This method will be used when the auxiliary earth stake cannot be used. Use
the expose earth resistance object from the ground as earth, like metal water
bath, water pile, wire ground, building earth, also can use 2-wires test leads
method (E and P&C terminals).Connection as figure 3:
figure 3
Primary
Side
Red
Green
Secondary
Side
Supply Transformer
Reference Earthed
Electrode
Earthed Electrode
Under Test
r

UNI-T UT521 Specifications

General

Backlight	Yes
Product type	Digital multimeter
Dimensions (WxDxH)	160 x 70.5 x 100 mm
Battery voltage	1.5 V

Weight and Dimensions

Weight	560 g