Тестер низкого сопротивления FR3060 DC микроомметр Омметр

Function

Resistance test of equipotential connection between metal members, low value resistance test, resistance test of connecting conductor between ground network and ground electrode, contact resistance test, etc

Dc resistance range

0.01 m Ω ~ 30.00 K Ω accuracy + / - 0.5% FS

Resistive resolution

0.01mΩ

Detection method

The four-wire test

Short circuit test current

≥1A

Open circuit voltage

≤4.2V

Power supply

DC 3.7V large capacity lithium battery standby more than 100 hours

Backlight

Controllable grey screen backlight, suitable for dim place

Display mode

5 bit large LCD display, grey and white screen backlit

Measuring instructions

LCD digital display

LCD size

72*55mm

  Meter size 

187*119*48mm

Test line length

Measure frequency

Resistance test: about 2 times/second;

USB interface

With USB interface, software monitoring, data storage can be uploaded to the computer, save print

Communication line

Stored data

500 sets, "MEM" storage indication, displaying the "FULL" symbol to indicate that the storage is FULL

Figures refer to

Data lookup function: "MR" symbol display

Overflow shows

Over - range overflow function: "OL" symbol display

Alarm function

When the measured value exceeds the alarm set value, an alarm prompt will be issued

Battery voltage

Real-time display of battery power, when the battery voltage is low remind timely charging

Automatic shutdown

Power consumption

Standby: 30mA Max(backlight off)

Power on backlight: 43mA Max

Measurement :2A Max(backlight off)

Weight 

Instrument: 850G (including batteries)

Test line: 250 g

Working temperature and humidity

- 10 ℃ to 40 ℃;
Below 80% rh

Storage temperature and humidity

- 20 ℃ ~ 60 ℃;
Below 70% rh

Overload protection

C1-c2 P1-p2 AC 50V/3 SEC between ports

Insulation resistance

More than 10 m Ω (circuit between the shell and 500 v)

Pressure

AC 3700V/ RMS (between circuit and housing)

Magnetic properties

Iec61010-4-3, wireless frequency electromagnetic field ≤1V/m

Safety level

CAT Ⅲ IEC61010-1, 600 v, the pollution level 2, JJG724-1991 dc digital ohmmeter verification regulation, JJG166-1993 dc resistor verification regulations, the DL/T967-2005 circuit resistance tester and dc resistance tester fast verification regulation"