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

Current Range

0.00mA-20.0A

Current Resolution

0.05mA

Highest Current Accuracy

±2.5%±1mA

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(Please storge and Operate the instrument at its ranges)

LCD Screen

4 Digits LCD display, Screen L×W: 47mm×28.5mm

Clamp Size

65mm×32mm

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

RS232 Interface (Optional)

The data stored in the meter are uploaded to the computer through RS232 interface and data wire, Then generate report files

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