Uni-T Uni-Trend Multimeter clamp Meter Clamp Ground Resistance Tester UT273+ UT275 UT276A+ UT278A+ UT278C UT278D Auto Range Lightning Protection Loop Resistance Earth clamp Meter(UT278C)

UT278B & C & D Series Ground pile clamp earth resistance tester

UT278B/C/D Series grounding clamp meter are used for the grounding resistance test.

With clamp measurement, 3-wire or 4-wire measurement, voltage/current measurement, data storage/view, alarm, automatic shutdown, and other functions. Models: UT278B, UT278C, UT278D

Features of UT278B & UT278C & UT278D Series Ground pile clamp earth resistance tester

Certifications (UT278 series only): ROW

● 2.4-inch color LCD

● Earth resistance measurement

● Leakage current measurement

● Load current measurement

● Grounding voltage measurement

● Soil resistivity measurement (UT278C & D)

● Alarm function

● USB data transfer

● Built-in rechargeable lithium battery

Features

Power supply 1, DC 3.7V lithium battery;2, Real-time display of battery power,

reminding to charge in time

Jaw size 68mm

Screen 2.4 inch (46*29mm) color LCD

Measurement time 1 time/sec

USB data upload The stored data can be uploaded, saved and printed.

Data storage 500 set

Overload Overload indication “OL”

Backlight √

Alarm function √

Auto power off Around 15 minutes

Power consumption 750mA MAX

Overload protection √

Weight 975g (including battery)

Insulation resistance >20MΩ (500V between circuit and case)

Withstand voltage AC 3700V/RMS (between circuit and case)

External magnetic field ＜40A/m

External electric field ＜1V/m

Applicable safety regulations IEC61010-1; IEC61010-031; IEC61557-1(Ground resistance);

CAT Ⅲ 300V, CAT IV 150V; Pollution degree: 2