DC Low Resistance Meters Low Resistance Tester Resistance Range 0.001mΩ～300.0KΩ

DC Low Resistance Meters Low Resistance Tester Resistance Range 0.001mΩ～300.0KΩ Introduction : It is mainly used to measure the wire resistance of cables, the contact resistance of switches, connectors, relays, the resistance of coils, motors, transformer windings, as well as the resistance test of the linkage between the metal components of the equipment shells, lightning straps, ground beams, constructions, cabinets, reinforcement bars, water pipes, windows, guardrails, radiators, assembly lines and other objects. Technical Specifications： Technical Data Detection method Four-wire method test Resistance Range 0.001mΩ～300.0KΩ Resolution 1uΩ Accuracy ±0.1%FS Data storage 500 sets USB Data upload function Have Charging function Have Test current ≥1A Open circuit voltage ≤4.2V Overload protection Have Power Measuring power≤8W P ower supply DC 3.7V 2000mAh Backlight Controllable gray and white screen backlight, suitable for dim places Display Model LCD LCD Size 72 mm×55mm Instrument size 187 mm×119 mm×50mm Test line length About 60cm，red, black 1pcs M easure time About 2 times/sec USB interface With micro USB interface Communication line M icro USB 1pcs Data storage 500 groups, “MEM” storage indication, display “FULL” symbol to indicate storage is full Data review Data review function：“MR”symbol display Overflow display Over-range overflow function: “OL” symbol display Battery voltage Real-time display of battery power, reminding timely charging when battery voltage is low Automatic shut-down “APO” indicates, automatic shutdown after 15 minutes Power consumption Standby: about 100mA (backlight off) Turn on backlight: about 105mA Measure：2A Max(backlight off) Weight Instrument:480g(including battery) Test line：250g Working temperature and humidity -10℃～50℃；below 80%rh Storage temperature and humidity -20℃～60℃；below 70%rh Working temperature and humidity -10℃～50℃；below 80%rh Storage temperature and humidity -20℃～60℃；below 70%rh Overload protection AC 220V/0.0001 second between C1-C2 P1-P2 ports, after overload protection, you need to restart the meter to test normally Insulation resistance More than 10MΩ(Between circuit and case 500V) Pressure resistance AC 3700V/rms(Between circuit and case) Electromagnetic properties IEC61010-4-3，Wireless frequency electromagnetic field≤1V/m Suitable for Safety Regulations IEC61010-1, CAT III 600V, Pollution Level 2, JJG724-1991 “Determination of Direct Current Digital Ohmmeter”, JJG166-1993 “Dialect Resistor Verification Regulation”, “DL/T967-2005 Loop Resistance Tester and DC Resistance Fast Tester Verification Procedures