Earth Resistance Testers Guide

2022-12-09 10:36:47

Email：mewoi@mewoi.com

Whatsapp: +8618620373879

SELECTION GUIDE

Digital Earth Resistance Clamp Meter

Click "blue"marked model No. for detailed Specificaiton

Model	Range	Resolution	clamp size	RS232	Data Storge	Other
MEWOI3000 B+	0.01Ω-200Ω	0.001Ω	65mm×32mm	optional	99sets
MEWOI3100B+			ø32mm	optional
MEWOI3000B			55mm×32mm
MEWOI3000	0.01Ω-1000Ω	0.001Ω	55mm×32mm		99sets
MEWOI3000+	0.01Ω-1200Ω	0.001Ω	65mm×32mm	optional	99sets
MEWOI3100+	0.01Ω-1200Ω	0.001Ω	ø32mm	optional	99sets
MEWOI3000D	0.01Ω-1000Ω 0.00-30.00A	0.001Ω,0.05mA	55mm×32mm		99sets
MEWOI3000D+	0.01Ω-1200Ω 0.00-20.00A	0.001Ω,0.05mA	65mm×32mm	optional	99sets
MEWOI3100D+	0.01Ω-1200Ω 0.00-20.00A	0.001Ω,0.05mA	ø32mm	optional	99sets
MEWOI3200	0.01Ω-1500Ω 0.00-40.00A	0.001Ω,0.05mA	65mm×32m m	√	99sets	Rechargable Batteries
MEWOI3800CA	0.01Ω-100Ω	0.01Ω	60mm*30mm，(Closed)	Appoint with RS485 communication interface, provide standard MODBUS-RTU communication protocol	×
MEWOI3800DA	0.01Ω-100Ω	0.01Ω	60mm*30mm （Closed），		×	LCD display,warning function.
MEWOI3800LC	0.01Ω-200Ω	0.01Ω	Split Type 56mm×26mm	Wired network: RS232,RS485 standard communication protocol Wireless network: RS232、RS485、GSM communication protocol	×
MEWOI3800LD	0.01Ω-200Ω	0.01Ω	Split Type 56mm×26mm		×	LCD display,warning function.
MEWOI3900	0.01Ω~2000Ω	0.01Ω				2/3-wires measurement, Online
MEWOI3900C	0.01Ω~2000Ω	0.01Ω				2/3-wires measurement, Online,GPRS
MEWOI4000	0.01Ω～2000Ω; 0～600V	0.01Ω,1V		√	400sets	2/3-wires measurement of earth resistance/voltage
MEWOI4000D	0.01Ω～2000Ω; 0～600V	0.01Ω,1V		√	400sets	2/3-wires measurement of earth resistance/voltage
MEWOI4000C	earth resistance:0.01Ω～30.00KΩ; soil resistivity:0.01Ωm～9000KΩm; 0～600V	0.01Ω,0.01Ωm,1V		√	300sets	2/3/4-wires measurement of earth resistance,soil resistivity,and earth voltage
MEWOI4200D	earth resistance:0.01Ω～30.00KΩ; soil resistivity:0.01Ωm～9000KΩm; 0～600V	0.01Ω,0.01Ωm,1V		√	300sets	2/3/4-wires measurement of earth resistance,soil resistivity,and earth voltage
MEWOI4200	earth resistance:0.01Ω～30.00KΩ;AC Leakage current: 0.00mA~600A; soil resistivity:0.01Ωm～9000KΩm;Earth Voltage:0.0~100.0V,dual clamp: 0.01Ω-100Ω	0.01Ω,0.01Ωm,0.01A,0.1V	ø68mm	√	2000sets	2/3/4-wires,selection & dual clamp method to measure the earth resistance,soil resistivity,earth voltage,AC voltage,AC leakage current,warning function.
MEWOI4300D	earth resistance:0.01Ω～30.00KΩ;AC Leakage current: 0.00mA~600A; soil resistivity:0.01Ωm～9000KΩm;Earth Voltage:0.0~100.0V,dual clamp: 0.01Ω-100Ω	0.01Ω,0.01Ωm,0.01A,0.1V	ø68mm	√	2000sets	2/3/4-wires,selection & dual clamp method to measure the earth resistance,soil resistivity,earth voltage,AC voltage,AC leakage current,warning function.
MEWOI4250	Ground resistance:0.10Ω ～ 200Ω(4 clamp method) Ground resistance ( R ):0.10Ω ～ 20KΩ Soil resistivity ( ρ )0kΩm～9000kΩm AC current (A～)1mA～500.0A Ground voltage (V～)0.0V～200.0V	0.01Ω,0.01Ωm,0.01mA,0.1V	ø68mm	√	100sets	Untie-free tower grounding resistance tester

label: MEWOI Clamp on earth resistance testers clamp on ground resistance testers