FUZRR ES3000 - Page 5

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Grounding
Resistance
Resolution
0.01Ω
Grounding
Voltage Range
0.01～100.0V AC Accuracy ±1%rdg±3dgt
Grounding
Voltage
Resolution
0.01V
Baseline
conditions
23℃±5℃，below 75%rh (Auxiliary ground resistance
100Ω ± 5%, voltage to ground <10V)
Function
Earth resistance measurement, ground voltage
measurement, low value resistance measurement
Power
DC 6V Lead-acid batteries
Backlight
Controllable gray screen backlight, suitable for use
in dim places
measurement mode
Precise three-wire measurement, simple two-wire
measurement
Measurement
methods
Grounding resistance: rated current change pole
method, test current > 20mA (sine wave), 128Hz；
Ground Voltage: Average Rectification
Test frequency
128Hz
Display mode
4-bit large LCD display, gray screen backlight
Measurement
instructions
LED flashing indicator during measurement, LCD
countdown display
LCD size
108mm×65mm
Instrument size
L/W/H：277.2mm×227.5mm×153mm
Test line length
3 strips：red 15m，yellow10m，green 5m each one
Simple test line
2strips：red 1.6m，green 1.6m each one
Auxiliary
Grounding rod
2PCS：φ10mm×200mm
Measure time
Ground voltage ： about 2 times/sec; grounding
resistance: about 5 seconds/time
Measurement
times
5000 times or more
Line voltage
Measuring grounding voltage : AC 600V or less
USB interface
With USB interface, software monitoring, storage data
can be uploaded to the computer, save and print
Communication
Line
One USB communication line, 1.5m long
Data storage
500 groups, flashing "FULL" symbol indicates that the
memory is full