Fluke 1621 Earth Ground Testers
Fluke 1621 Earth Ground Testers - Image 2
Fluke 1621 Earth Ground Testers - Image 3

Fluke 1621 Earth Ground Testers

$600

Easy-to-use earth ground tester for 2-point and 3-point ground resistance testing. Available as a stand-alone unit or complete testing kit.

SKU: 1621 Category:

Description

Product Overview: Fluke 1621 Earth Ground Tester

Earth Ground Tester for resistance measurements

The Fluke 1621 is an easy-to-use earth ground tester. For ground testing, the 1621 is the first line of defense in detecting a reliable ground connection. This unit features basic ground testing methods including 3-pole Fall-of-Potential as well as 2-pole ground resistance tests. The compact size, sturdy case, and large, clear LCD display make it the ideal earth ground tester in the field, for most of your grounding jobs. With simple and intuitive user interface functionality, the Fluke 1621 is a practical grounding tool for electrical contractors, utility test engineers and grounding specialists.

Specifications: Fluke 1621 Earth Ground Tester

General specifications
Measurement function
 3-pole grounding resistance, 2-pole conductor AC resistance, Interference voltage
Intrinsic error
 See reference temperature range and guaranteed for one year
Measurement speed
 2 measurements/sec
Battery [1]
 One 9 volt alkaline (LR61)
Battery condition
 LO-BAT is displayed if the voltage drops below 6.5 V
Voltage
Between jacks H/C2 and E/C1:  Maximum 250 Veff (effective voltage)
Between jacks S/P2 and E/C1:  Maximum 250 Veff
Climatic class
 VDE/VDI 3540 RZ (according to KWG per DIN 40040, 4/87)
Temperature performance [2]
Work:  -10°C s/d +50°C (+14°F s/d +122°F)
Operation:  0°C s/d +35°C (+32°F s/d +95°F)
Storage:  -20°C s/d +60°C (-68°F s/d 140°F )
Reference:  +23°C ± 2°C (+73°F ± 4°F)
Temperature coefficient
 ±0.1% range per degree Kelvin
Safety
 IEC/EN 61010-1, 600 V CAT II, ​​pollution degree 2
Dimensions
 113 x 54 x 216 mm (4.5 x 2.1 x 8.5 in), including case
Heavy
 850 g (1.9 lb), including standard accessories, volume approx. 600 cm 3
Notes:
 [1] If the tester will not be used, or will be stored for a long time, remove the batteries and store them separately from the tester to avoid damage due to battery leakage.
Notes:
 [2] All four temperature ranges for the tester are available to meet the requirements of European Standards; This instrument can be used over the full working temperature range using the temperature coefficient to calculate the accuracy of use at ambient temperature.

 

Electrical specifications
Maximum deviation:
Influence factor E 1 Influence factor  Position
Effect of deviation E 1 Effect of deviation  0%
Influence factor E 2 Influence factor  Supply voltage
Effect of deviation E 2 Effect of deviation  0%
Influence factor E 3 Influence factor Temperature E 3
Effect of deviation E 3 Effect of deviation  2.3%
Influence factor E 4 Influence factor  Circuit interference voltage (20 V)
Effect of deviation E 4 Effect of deviation  0.6%
Influence factor E 5 Influence factor  Probe resistance and additional probe
Effect of deviation E 5 Effect of deviation  10%
Test voltage
 3,7 kV
Protection type
 IP 40; IEC/EN 60529
Electromagnetic compatibility
 Emissions: IEC/EN 61326 Class B
 Immunity: IEC/EN 61326 Annex C
Resistance measurement R E Resistance measurement
Measurement method  Current-voltage measurement with enhanced cross-talk attenuation, without cable resistance measurement compensation, with probe (3 poles) or without probe (2 poles), per IEC/EN 61557-5
Open circuit voltage  23 s/d 24 V ac
Short circuit current  > 50 mA ac
Measurement frequency  128 Hz
Maximum permitted overload  250 Veff
Measurement time
 8 seconds (average from the time START is pressed)
Limit input
 The tester retains results even when the instrument is turned off (provided there is sufficient battery power supply)
Automatic resolution change
R P  < 7 kΩ
Resolution  0.01 Ohm
R P  < 50 kΩ
Resolution  0.1 Ohm
R P  > 50 kΩ
Resolution  1 Oh
DC+AC interference voltage display
Vmax  30 Veff
Common mode rejection  > 80 dB at 50 Hz and 60 Hz
Ri  680 kΩ
Measurement uncertainty  < 10% for pure ac and dc signals

 

Measuring range
0.15 Ω s/d 20 Ω
Resolution  0.01 Ohm
Display range  0 to 19.99 Ω
 200 Ω
Resolution  0.1 Ohm
Display range  20 s/d 199.9 Ω
2 kΩ
Resolution  1 Oh
Display range  200 s/d 1999 Oh
Intrinsic uncertainty
 ± (6% measured value + 5D)
Uncertainty of operation of IEC 61557 [1]
 ± (18% measured value + 5D)
Notes:
 [1] Includes all deviations caused by a number of influences E 1 -E 5 .
If the E 4 deviation is caused by high probe resistance or the resistance of the auxiliary probe is higher than the specified flash.
The measured value is outside the specified operating uncertainty.

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