| Function |
Ground resistance test, Loop resistance test |
| Power Supply |
6VDC 4 PCS of AA Alkaline batteries |
| Resistance Range |
0.01-1200Ω |
| Resistance Resolution |
0.001Ω |
| Highest Resistance Accuracy |
±1%±0.01Ω |
| Data memory |
99 Sets |
| Alarm Threshold Setting Range |
Resistance: 1-199Ω |
| Alarm Sound and Light |
“Beep-beep-beep” alarm tone, Alarm Symbol Flashing, Press AL key to turn on, turn off Alarm or set Alarm Threshold. |
| Interference Signal Recognition |
“Beep-beep-beep” tone, NOISE symbol blinking |
| Working Temperature and Humidity |
-20℃-55℃；20％RH-90％RH |
| LCD Screen |
4 Digits LCD display, Screen L×W: 47mm×28.5mm |
| Clamp Size |
Φ32mm |
| Clamp Opening Extent |
32mm |
| Tester Weight |
1160g (With batteries) |
| Clamp Dimension |
L×W×T: 285mm×85mm×56mm |
| Protection Level |
Dual Insulation |
| Structural Feature |
Clamp CT |
| Shifting |
Automatic shifting |
| External magnetic field |
＜40A/m |
| External electrical field |
＜1V/m |
| Single measurement time |
0.5 second |
| Resistance measurement frequency |
＞1KHz |
| Measured current frequency |
50/60Hz Automatic measurement |
| Low Battery Indication |
Low battery symbol displays when battery is lower then 5.3V |
| Memory Full Indication |
MEM symbol blinks when all 99 sets memory is full |
| Over Range Indication |
Out of range indication “OLΩ”, “L0.01” or “OL A” |
| Auto Power-off |
5 minutes after Boot up |
| Power Consumption |
Max 50mA either in booting up or normally working, Continuously working for 30 hours |
| Safety Provisions |
IEC1010-1, IEC1010-2-032, Pollution level 2, CAT Ⅲ(150V) |
| Accessories |
Meter: 1 piece, Test ring: 1 Piece, Meter Suitcase: 1 Piece |
