Specification of Fluke 1621 Earth Ground Tester
Fluke 1621 Earth Ground Tester
Earth ground Tester for the measurement of the resistance of the
Fluke 1621 is earth ground tester is easy to use. For testing the resilience of the soil, which is the first line of Defense is 1621 in detecting reliable ground connection. This unit has the basic soil testing methods including 3-pole Fall-of-Potential and soil resistance test 2-pole. Comfortable, rugged Holster size, and large, clear LCD display makes it ideal field bumI ground tester, for most working environment electrical grounding. With a simple user interface and intuitive functions, Fluke 1621 is a tool useful for grounding electrical contractors, engineers, utility and specialist test ground of the Earth.
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Features:
3-pole Fall-of-potential of the Earth for measurement testing basics
measurement of the resistance of the 2-pole for added flexibility
Easily capture the value with the single - Â button operation
Ensure accurate measurements with voltage detection ' sounds ' automatic
Warning hazardous voltage protection users increased
Definitely read and record data with large screen, backlit
rugged Holster and design to a difficult working environment
portable size allows for easy transport
Instantly reminded to measurement outside Your limits are set, to
General specifications |
Measuring functions |
3-pole earth ground resistance, 2-pole ac resistance of a conductor, Interference voltage |
Intrinsic error |
Refers to the reference temperature range and is guaranteed for one year |
Measuring rate |
2 measurements/second |
Battery[1] |
One 9 volt alkaline (LR61) |
Battery condition |
LO-BAT is displayed if voltage drops below 6.5 V |
Voltages |
Between jacks H/C2 and E/C1:Â 250 Veff maximum (effective voltage)
Between jacks S/P2 and E/C1:Â 250 Veff maximum |
Climatic class |
VDE/VDI 3540 RZ (conforming to KWG as per DIN 40040, 4/87) |
Temperature performance[2] |
Working: -10 °C to +50 °C (+14 °F to +122 °F)
Operating: 0 °C to +35 °C (+32 °F to +95 °F)
Storage: -20 °C to +60 °C (+68 °F to +140 °F)
Reference: +23 °C ± 2 °C (+73 °F ± 4 °F) |
Temperature coefficient |
± 0.1 % of range per degree Kelvin |
Safety |
IEC/EN 61010-1, 600 V CAT II, pollution degree 2 |
Dimensions |
113 mm x 54 mm x 216 mm (4.5 in x 2.1 in x 8.5 in), including holster |
Weight |
850 g (1.9 lb), including standard accessories, volume approximately 600 cm3 |
Note: |
[1]If the tester is not going to be used, or is being stored for a long period, remove the battery and store separately from the tester to avoid damage from battery leakage. |
Note: |
[2]The four temperature ranges for the tester exists to satisfy European Standards requirements; the instrument can be used over the full working temperature range by using the temperature coefficient to calculate accuracy at the ambient temperature of use. |
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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 2.3 %
E4 Influence factor Serial interference voltage (20 V)
E4 Deviation influence 0.6 %
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 instrument is turned off (assuming battery power supply is sufficient) |
Automatic changeover of resolution |
RHÂ< 7 kΩ
Resolution 0.01 Ω
RHÂ< 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 uncertaintyÂ< 10 % for pure ac and dc signals |
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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 61557[1] |
± (18 % of measured value + 5D) |
Notes: |
[1] Covers all deviations caused by influence quantities E1-E5.
If the deviation E4 caused by high probe or auxiliary probe resistance is higher than specified flashes.
Measured values are outside of the specified operating uncertainty. |
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Model And Accesories
Model Name |
Description |
Fluke 1621 |
Earth Ground Tester
1621 includes:
Users manual
Two measuring leads with alligator clips, 2 m (6 ft)
One battery, 9 V alkaline (LR61)
One protective holster, yellow
One CD-ROM
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