| Function |
Ground resistant test, Loop resistance test, leakage current test |
| Resistance Range |
0.01 Ω to 1200 Ω, Resolution 0.001 Ω, Accuracy ± 1 % ± 0.01 Ω |
| Current Range |
0.00 mA to 20.0 A, Resolution 0.01 mA, Accuracy ± 2 % ± 1 mA |
| Power Supply |
DC 6 V Alkaline Dry Battery (1.5 V LR6 x 4) |
| Measurement Method |
Mutual induction |
| Clamp Diameter |
2.1 in x 1.2 in (55 mm × 32 mm) |
| Clock Function |
Have |
| Ω+A Synchronized display |
Ω+A same screen display |
| Display Mode |
4-digit LCD display, black screen design |
| LCD Dimension |
1.8 in x 1.1 in (46 mm × 29 mm) |
| Sampling Speed |
About 2 times or second |
| USB interface |
With USB interface, software monitoring, storage data can be uploaded to the computer, save the print |
| Communication Line |
USB communication line 1 |
| Data Storage |
500 Groups, the symbol “MEM” gives indication, “FULL” mark will flash to indicate the memory has been full |
| Data Review |
“MR” symbol indication when reviewing data |
| Overflow Display |
Exceed measurement range overflow function “OL” symbol display |
| Interference Test |
Automatic identify interference signal, “NOISE” symbol indication when the interference current is large |
| Alarm Function |
Alarm when the measured value exceeds the alarm setting value |
| Battery Voltage |
Real-time display of battery power, reminding timely charging when battery voltage is low |
| Automatic shut-down |
“APO” instruction, automatic shutdown after 5 minutes boot |
| Power Consumption |
50 MA Maximum |
| Insulation Resistance |
20 Ω or more (500 V between circuit and outside) |
| Pressure Resistance |
AC 3700 V or rms (between circuit and outside) |
| Working Temperature and Humidity |
14 °F to 104 °F (-10 °C to 40 °C), below 80% RH |
| Meter Dimension |
3.3 in x 2.2 in x 11.2 in (85 mm × 58 mm x 285 mm) |
| Weight |
41.6 oz (1180 g) (with battery) |
