Digital Earth Clamp Tester With Leakage Current Measurement By Visma Instruments & Technologies Pvt. Ltd.

Display

4 digit LCD, 47 mm X 28.5 mm

Resistance Measurement Range

0.01Ohm to 1200Ohm

Current Measurement Range

0 to 20A

Memory Storage Facility

99 records

Computer Interfacing

RS 232 for uploading the stored data and analyzing at later time

Single Measurement Time

0.5 Second

Resistance Measurement Frequency

>1 KHz

Current  Measurement Frequency

50/60Hz

Sound & Light annunciator

Beep sound, Flashing symbol, AL key to turn on-off & setting the sound & light alarm

Selection range of resistance for setting alarm value

1Ohm -199Ohm

Selection range of current for setting alarm value

1mA-499mA

Protection Level

Double Insulation

External Magnetic Field

<40A/m

External Electric Field

<1V/m

Power Source

6VDC (41.5 V AA alkaline battery)

Auto Power Off

Approx 5 minutes

Environmental

Working Temperature:0C to 50C Relative Humidity :10% to 90%

Jaw Size

65mm X 32mm

Dimension (L B H)

285mm 85mm 56mm

Net Weight (Including Batteries)

1160 gms

Mode

Range

Resolution

Accuracy

      Resistance

0.010-0.099Ohm

0.001Ohm

(1% + 0.01Ohm)

0.10-0.99Ohm

0.01Ohm

(1% + 0.01Ohm)

1.0-49.9Ohm

0.1Ohm

(1% + 0.1Ohm)

50.0-99.5Ohm

0.5Ohm

(2% + 0.5Ohm)

100-199Ohm

1Ohm

(3% + 1Ohm)

200-395Ohm

5Ohm

(6% + 5Ohm)

400-590Ohm

10Ohm

(10% + 10Ohm)

600-880Ohm

20Ohm

(20% + 20Ohm)

900-1200Ohm

30Ohm

(25% + 30Ohm)

       Current

 0-9 mA

0.1 mA

(2.5% + 1mA )

10-99 mA

1 mA

(2.5% + 5mA )

100-299 mA

1 mA

(2.5% + 10mA)

0.30-2.99 A

10 mA

(2.5% + 0.1A)

3.0-9.9 A

0.1 A

(2.5% + 0.3A)

10.0-20.0 A

0.1 A

(2.5% + 0.5A)