Fluke 1621 Earth Ground Tester

Product Id : 3656


Fluke 1621 Earth Ground Tester is an easy way for ground resistance testing, it is the first line of defense in detecting reliable ground connections. The basic features of ground testing methods include 3-pole Fall-of-Potential as well as 2-pole ground resistance tests.

Applications: Industrial and Laboratory applications.

100 in stock

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Country : United States

Product Description

Fluke Earth Ground Tester is convenient in size, rugged holster, and large, clear LCD display make it an ideal field earth ground tester, for most electrical grounding work environments. With a simple user interface and instinctive functionality, the earth resistance tester is a handy ground testing tool for electrical contractors, utility test engineers, and earth ground specialists.

Features Of Fluke Earth Ground Tester:

  • 3-pole Fall-of-Potential earth testing for basic measurements.
  • 2-pole resistance measurements for added versatility.
  • Easily capture values with the single-button operation.
  • Ensure accurate measurements with automatic ‘noise’ voltage detection.
  • Hazardous voltage warning offers increased user protection.
  • Clearly read and record data with a large, backlight display.
Electrical Specifications
Maximum deviations E1 Influence factor Position
E1 Deviation influence 0%
E2 Influence factor Supply voltage
E2 Deviation influence 0%
E3 Influence factor Temperature E3
E3 Deviation influence 2.30%
E4 Influence factor Serial interference voltage (20 V)
E4 Deviation influence 0.60%
E5 Influence factor Probe- and auxiliary probe resistance
E5 Deviation influence 10%
Test voltage 3.7 kV
Protection type IP 40; IEC/EN 60529
Electromagnetic compatibility Emission IEC/EN 61326 Class B
Immunity IEC/EN 61326 Annex C
RE Resistance measurement Measuring method Current-voltage measurement with improved cross-talk attenuation, no compensation of measuring lead resistance, with probe (3-pole) or without probe (2-pole), as per IEC/EN 61557–5
Open circuit voltage 23 to 24 V AC
Short circuit current > 50 mA AC
Measuring frequency 128 Hz
Maximum permissible overload 250 Veff
Measuring time 8 seconds (average from when START is pressed)
Limit input Tester retains set value even if the instrument is turned off (assuming battery power supply is sufficient)
Automatic changeover of resolution RH < 7 kΩ
Resolution 0.01 Ω
RH < 50 kΩ
Resolution 0.1 Ω
RH > 50 kΩ
Resolution 1 Ω
Interference voltage display DC + AC Vmax 30 Veff
Common mode rejection > 80 dB at 50 Hz and 60 Hz
Ri 680 kΩ
Measuring uncertainty < 10% for pure AC and DC signals
Measuring Range
0.15 Ω to 20 Ω Resolution 0.01 Ω
Display range 0 to 19.99 Ω
200 Ω Resolution 0.1 Ω
Display range 20 to 199.9 Ω
2 kΩ Resolution 1 Ω
Display range 200 to 1999 Ω
Intrinsic Uncertainty ±(6% of measured value + 5D)
Operating uncertainty IEC 615573 ±(18% of measured value + 5D)

Additional Information

Weight 2 kg
Manufacturer Fluke
Model No 1621
Measuring Parameters Resistance, Temperature, Voltage
Temperature -10 to 50℃
Operating Range 0 to +35°C
Storage Temperature -20 to +60°C
Measuring Rate 2 measurements/second
Temperature coefficient ± 0.1 % of range per degree Kelvin
Voltages Between jacks H/C2 and E/C1: 250 Veff maximum (effective voltage), Between jacks S/P2 and E/C1: 250 Veff maximum
IP Rating IP 40
Safety IEC/EN 61010-1, 600 V CAT II, pollution degree 2
Battery One 9 volt alkaline (LR61)
Dimensions 113 X 54 X 216 mm
Weight 850 Grams

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