Insulation & Earth Resistance Tester

Digital Ground Resistance Tester (Simple)

ZC-FR3010Adigital grounding resistance tester, also namethe three-wire grounding resistance tester, grounding resistance meter, etc., it is a commonly used meter for measuring grounding resistance. It uses a large LCD gray screen backlight
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  • Product Parameters
Ground resistance Range 0.01Ω-3000Ω ;  Accuracy: ±1.5%rdg±3dgt
Ground resistance resolution 0.01Ω
Ground voltage Range 0.01V-600V AC ; Accuracy: ±1.5%rdg±3dgt
Ground voltage resolution 0.01V
Base Condition 23C±5ºC, below 75% rh (Auxiliary grounding resistance 100Ω±5%, ground voltage<10V)
Function Ground resistance test, ground voltage test, low value resistance test
Power Supply 1.5V (LR14) Alkaline Battery 6 Section
Backlight Controllable gray screen backlight, suitable for use in dim places
Measurement Mode Precise three-wire measurement, simple two-wire measurement
Measurement Method Grounding resistance: rated current change pole method, 128Hz; ground voltage: average value rectification
Test current >20mA(sine wave)
Wire Resistance Check Avoiding the errors caused by the test line not being fully inserted into the instrument interface or being in poor contact or replaced the extended test line by the user, to make the ground resistance measurement more accurate
Display mode 4-bit large LCD display, gray screen backlight
Measure indication LED flashing indicator during measurement, LCD countdown display
LCD Dimension 108mm×65mm
Meter Dimension L/W/H: 240mm×188mmx85mm
Test Line Length 3 strips: Red 15m, Yellow 10m, Green 5m each 1 strip
Simple Test Line 2 strips: yellow 1.5m, green 1.5m each 1 strip
Auxiliary Grounding Rod 2 roots
Measure Time Ground voltage: about 3times/second; Grounding resistance: about 5 times/second
Line Voltage Measure ground voltage: below AC 600V
Data Storage 500 groups, flashing "FULL" symbol indicates that the storage is full
Data Review "MR" symbol indication when reviewing data
Overflow Display Exceed measurement range overflow function: “OL ”symbol display
Alarm Function Alarm when the measured value exceeds the alarm setting value
Battery Voltage Insufficient battery voltage, showing low battery symbol
Automatic shut-down "APO" instruction, automatic shutdown after 15 minutes boot
Power Consumption Standby: 40 mA Max (backlight off),
turn on backlight: 43 mA Max,
measure: 120 mA Max (backlight off)
Weight Instrument: 1230g (including battery),
test line: 610g (including simple test line), 
auxiliary grounding rod 360g (2 roots),
instrument bag: 271g
Working Temperature and Humidity -10ºC~40C; below 80% rh 
Storage Temperature and Humidity -20ºC~60C; below 70% rh 
Overload Protection Grounding resistance: AC280V/3 seconds between E-H and E-S ports
Insulation Resistance Above 10MQ (500V between circuit and case)
Pressure Resistance AC 3700V/rms(between circuit and outside)
Electromagnetic Properties EC61010-4-3, radio frequency electromagnetic field ≤1V/m
Suitable for Safety Regulations IEC61010-1, IEC1010-2-31, IEC61557-1, 5、 IEC60529 (IP54), pollution degree 2、 CAT III 300V

  • Product Features
      1.It adopts large-screen LCD gray screen backlight display and microprocessor technology to meet the requirements of two-wire and three-wire test resistors. It is a new generation grounding measurement instrument that replaces traditional swing table measurement.
      2.Applicable to telecommunications, electric power, meteorology, computer room, oil field, distribution line, iron tower transmission line, gas station, factory ground network, lightning rod, etc. Instrument detection is accurate, fast, simple, stable and reliable

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