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EARTH RESISTANCE TESTER
ER-81
Economical Earth Resistance Tester
2/3 Wire · Manual Range · CAT III 300V
Range
0~2000Ω
Wire Test
2 / 3 Wire
Operation
Manual Range
Display
LCD
Safety
CAT III 300V
Certs
CE
CE
Enquire Now Downloads
ER-81 Economical Earth Resistance Tester
01
Overview
KEY HIGHLIGHTS

The ER-81 is a compact economical earth resistance tester for basic 2 and 3-wire measurements. Designed for routine installation checks and preventive maintenance.

02
Technical Data
SPECIFICATIONS
Earth Resistance
Ranges
0 ~ 20Ω · 0 ~ 200Ω · 0 ~ 2000Ω
Resolution
0.01Ω (lowest range)
Accuracy
±(2% + 3dgt)
Method
2-wire · 3-wire
General
Test Frequency
128 Hz
Display
LCD with backlight
Safety Standard
EN 61010-1 CAT III 300V
Physical
Power
6 × 1.5V AA batteries
Dimensions
220 × 100 × 55 mm
Weight
~800 g
Certifications
Certifications
CE
03
Documentation
DOWNLOADS
Product Datasheet
ER-81 / ER-82M / ER-83A Specification
PDF · English
Download
Operation Manual
ER-81 / ER-82M / ER-83A Manual
PDF · English
Download
04
Also Available
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