ETCR3620 Portable Milliohmmeter

Main Functions

Used for DC resistance measurement
Resistance measurement range: 1mΩ~20.0kΩ
Test gear: 200mΩ, 2Ω, 20Ω, 200Ω, 2kΩ, 20kΩ
Test current:1.2A MAX
Memory: data storage 200 groups
Lithium battery

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Product Introduction
Technical Parameter
Model comparison
Data download

Product Introduction

ETCR3620 Portable Milliohmmeter, also known as Dc Low Resistance Tester, DC Resistance Tester, Ohm Meter, which is used for measuring the wire resistance of cables, the contact resistance of switches, connectors and relays, the low DC resistance of windings coils, motors and transformers line resistance, the connection resistance between metal rivets parts and metal components, and the connection resistance between conductors connected at ground grids poles.lt is widely used in industrial and mining enterprises, construction quality inspection station, supervision company, construction units, , lightning protection companies, electric power departments and ship engine factory, etc.
ETCR3620 Portable Milliohmmeter consists of the host and test leads.The instrument adopt with the microprocessor technology and precision 4-wire method to test, high accuracy, with double-arm electric bridge method measurement technology, not request to test line resistance. Resistance test gear: 200mΩ, 2Ω, 20Ω, 200Ω, 2kΩ, 20kΩ, max test current: 1.2A. equip with large capacity lithium battery, storage function, it is easy to operate and carry.
1.Portable structure design, It is easy to carry and simple to operate.
2.Precision 4-wire method to test, high accuracy and Min. Resolution: 0.1mΩ
3.Adopt with double-arm electric bridge method measurement technology, not request to test line resistance
4.Memory: data storage 200 groups
5.Large capacity lithium battery

Technical Parameter

1.Measure Gear & Accuracy

Gears	Accuracy	Resolution	Max. Test Current
200mΩ	±0.1%FS±15dgt	0.1mΩ	1.2A
2Ω		1mΩ	510mA
20Ω		0.01Ω	210mA
200Ω		0.1Ω	210mA
2kΩ		1Ω	21mA
20kΩ		10Ω	2.1mA

2.Technical Specifications

Power Supply	DC 7.4V 2600mAh lithium battery
Display Mode	Display area: 58.5mm×46mm
Test Current	≤1.2A
Detection Mode	Precision four-wire method, 2 A/D simultaneous detection
Resistance Measurement Range	1mΩ~20.0kΩ
Test Gear	6 Gears: 200mΩ, 2Ω, 20Ω, 200Ω, 2kΩ, 20kΩ
Test Interface	C1 current positive, C2 current negative, P1 voltage positive, P2 voltage negative
Test Time	2 seconds/time
Memory	Yes, power down or replace the battery will not lose the data (200 groups)
Test Indication	The blue TESTING light flickers during the test
Test Wire	2 sets: Red/Black each 1 set, length 0.8m
Backlight	Yes, suitable to the dim place
Overflow Display	Over-range overflow function: “OL" symbol display
Low Voltage Indication	When the low battery voltage symbol is displayed. remind to replace the battery
Host Size	159mm×100mm×66mm
Weight	Instrument: about 460g (include battery); total weight: about 640g (include accessory)
Line Voltage	Should be avoided (the line cannot be measured with electricity, which may damage the instrument)
Withstand Voltage	AC 3700V/rms(between housing and screws)
Suitable Safety Standard	IEC61010-1, CAT Ⅲ 600V, pollution level 2, JJG724-1991 "DC Digital Ohmmeter Verification Procedures", JJG166-1993 "DC Resistor Verification Procedures", "DL/T967-2005 Loop Resistance tester and DC Resistance Rapid tester Verification Procedures"
Working Temperature & Humidity	-10℃~40℃; below 80%rh
Store Temperature & Humidity	-10℃~60℃; below 70%rh

Model comparison

Product Picture	Product Model Name	Test Current	Resistance Range	Min Solution	Line Resistance Verification	Power Supply
	ETCR3620 Portable Milliohmmeter	1.2A	0.1mΩ~20kΩ	0.1mΩ	Request	7.4V Lithium Battery
	ETCR3640 Portable Micro-Ohmmeter	5A	1uΩ~200Ω	1uΩ	No Request	7.4V Lithium Battery

Data download

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ETCR3620 Portable Milliohmmeter

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