
Product Series : Portable Milliohmmeter/Micro-ohmmeter/DC Resistance Tester
For DC resistance measurement
Resistance measurement range: 0.1mΩ ~ 40kΩ
Measurement steps: 400mΩ, 4Ω, 40Ω, 400Ω, 4kΩ, 40kΩ (6 steps)
Measurement current: 100mA MAX
Memory function: data storage 1000 groups
Power supply: 6 alkaline dry cell batteries No. 5 LR6
Auto power off function
Product Introduction
ETCR3630A portable milliohm meter, also known as DC low resistance meter, DC resistance tester, ohmmeter, the instrument uses microprocessor technology, four-wire method of testing, safety, precision and reliability. Mainly used for measuring the cable wire resistance, switch, connector, relay contact resistance, coil, motor, transformer winding DC low resistance, metal riveted joints between metal components, ground network ground connection between the conductor connection resistance. The meter is widely used in industrial and mining enterprises, building monitoring and supervision companies, building construction units, lightning protection companies, electric power sector, ship and locomotive factories, etc. ETCR3630A portable milliohm meter consists of host computer, test line. Host large screen LCD display, at a glance. Can store 1000 groups of data, resistance measurement range: 0.1mΩ ~ 40.0kΩ, the maximum test current: 100mA, the meter is easy to operate, easy to carry.
Product features
1、Portable structure design, easy to carry, automatic zeroing, simple operation.
2、Adopting precision four-line method, high accuracy, minimum resolution: 0.1mΩ.
3, wide range: 0.1mΩ ~ 40.0kΩ.
4、Storage function: data storage 1000 groups.
Technical Parameters
1、Measuring Gear and Accuracy
Gear | Accuracy | Resolution | Test Current |
400mΩ | ±0.3%±4dgt | 0.1mΩ | 100mA |
4Ω | 1mΩ | 10mA | |
40Ω | 10mΩ | 10mA | |
400Ω | 0.1Ω | 0.8mA | |
4kΩ | 1Ω | 0.8mA | |
40kΩ | 10Ω | 0.08mA |
2. Technical Specifications
Power Supply | 6 No. 5 Alkaline Dry Batteries (LR6 1.5V×6) |
Operating Current | 100mA MAX |
Detection Method | Precision 4-wire Method, 2-Channel A/D Simultaneous Detection |
Range | 0.1mΩ~40.0kΩ |
Test Interface | C1 Current Positive, C2 Current Negative, P1 Voltage Positive, P2 Voltage Negative |
Measuring Time | 1 Second/Time |
Data Storage | Yes, No Data Loss on Power Down or Battery Change (1000 Sets) |
Backlight Function | Yes, for Dimly Lit places |
Automatic Zeroing | When the Test Fixture is in Short-Circuit Condition, Press the ZERO Key, the Display Value of LCD Will be Adjusted to zero. |
Automatic Shutdown Function | The Meter Will Automatically Shut Down After 10 Minutes of No Operation. |
Display Mode | Display field: 58.5mm x 46mm |
Main Unit Size | 159mm×100mm×66mm |
Mass | Instrument: About 460g (Including Battery); Total Mass: About 640g (Including Accessories) |
Line Voltage | Should Be Avoided (The Line Must Not Be Energized for Measurements, Which May Damage the Instrument) |
Overflow Display | Overflow Function: “OL” Symbol Display |
Low Voltage Indication | Low Battery Voltage Symbol “ ”, Reminds to Replace the Battery. |
Working Temperature and Humidity | -10℃~40℃; Below 80%RH |
Storage Temperature and Humidity | -10℃~60℃; Below 70%RH |
Compressive | AC 3700V/rms (Between Housing and Screws) |
Suitable for Safety Regulations | IEC61010-1, CAT Ⅲ 600V, pollution level 2, JJG724-1991 “DC Digital Ohmmeter Certification Regulations”, JJG166-1993 “DC Resistor Certification Regulations”, “DL/T967-2005 Circuit Resistance Tester and DC Resistance Quick Tester Certification Regulations”. |
Model Comparison
| Product Image | Model Name | Resistance Range | Maximum Resolution | Maximum Test Current | Display Mode | Memory Function | Power Supply |
![]() | EM3630A Portable Milliohmmeter | 0.1mΩ~40kΩ | 0.1mΩ | 100mA | LCD Display | 1000組 | Dry cell batteries |
![]() | EM3660A Microhmmeter | 1.0uΩ~2500.0Ω | 0.1uΩ | 10A | Color Touchscreen Display | 1000組 | Lithium b |
Product Video