• ‧ Capable of measuring earth voltage (Vac.)
• ‧ 2mA measuring current permits earth resistance to test without   tripping earth leakage current breakers in the circuit.
• ‧ Battery operated.
• ‧ Auto power off function.
• ‧ Data hold function.
• ‧ Small and light weight.

• Test voltages up to 10 kV provides solutions for all applications
• CAT III 1000 V, CAT IV 600 V safety rating
• Voltage breakdown detection alerts the user that voltage is present and gives the voltage reading up to 600 V ac or dc for increased user safety
• Selectable test voltages in 50 V steps from 250 to 1000 V, and 100 V steps above 1000 V
• Measurements can be stored in up to 99 memory locations, with each location assigned a unique, user defined, label for easy recall
• Long battery life gives the user over 750 tests between charges
• Automatic calculation of Dielectric Absorption (DAR) and Polarization Index (PI) with no additional setup
• Guard system eliminates the effect of surface leakage current on high-resistance measurements
• Large digital/analog LCD for easy viewing
• Capacitance and leakage current measurement
• Ramp function for breakdown testing
• Resistance measurements up to 2TΩ
• Timer settings up to 99 minutes for timed tests

• Test voltages up to 10 kV provides solutions for all applications
• CAT III 1000 V, CAT IV 600 V safety rating
• Voltage breakdown detection alerts the user that voltage is present and gives the voltage reading up to 600 V ac or dc for increased user safety
• Selectable test voltages in 50 V steps from 250 to 1000 V, and 100 V steps above 1000 V
• Measurements can be stored in up to 99 memory locations, with each location assigned a unique, user defined, label for easy recall
• Long battery life gives the user over 750 tests between charges
• Automatic calculation of Dielectric Absorption (DAR) and Polarization Index (PI) with no additional setup
• Guard system eliminates the effect of surface leakage current on high-resistance measurements
• Large digital/analog LCD for easy viewing
• Capacitance and leakage current measurement
• Ramp function for breakdown testing
• Resistance measurements up to 2TΩ
• Timer settings up to 99 minutes for timed tests

• Test voltages up to 10 kV provides solutions for all applications
• CAT III 1000 V, CAT IV 600 V safety rating
• Voltage breakdown detection alerts the user that voltage is present and gives the voltage reading up to 600 V ac or dc for increased user safety
• Selectable test voltages in 50 V steps from 250 to 1000 V, and 100 V steps above 1000 V
• Measurements can be stored in up to 99 memory locations, with each location assigned a unique, user defined, label for easy recall
• Long battery life gives the user over 750 tests between charges
• Automatic calculation of Dielectric Absorption (DAR) and Polarization Index (PI) with no additional setup
• Guard system eliminates the effect of surface leakage current on high-resistance measurements
• Large digital/analog LCD for easy viewing
• Capacitance and leakage current measurement
• Ramp function for breakdown testing
• Resistance measurements up to 2TΩ
• Timer settings up to 99 minutes for timed tests

• 3-pole Fall-of-Potential earth testing for basic measurements
• 2-pole resistance measurements for added versatility
• Easily capture values with 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, backlit display
• Rugged holster and design for tough work environments
• Portable size allows for easy transportation
• Instantly be alerted to measurements outside of your set limit, when you use the adjustable limit setting
• 600 V Cat II

• 3-pole Fall-of-Potential earth testing for basic measurements
• 2-pole resistance measurements for added versatility
• Easily capture values with 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, backlit display
• Rugged holster and design for tough work environments
• Portable size allows for easy transportation
• Instantly be alerted to measurements outside of your set limit, when you use the adjustable limit setting
• 600 V Cat II

• The Fluke 1623-2 GEO Earth Ground Tester offers data storage and download capabilities via USB port. World class accessories will simplify and speed up testing time.
• Fluke 1623-2 GEO Earth Ground Tester summary
• 3- and 4-pole Fall-of-Potential, earth resistance loop testing
• 4-pole Soil Resistivity testing
• Selective earth ground rod testing using 1 clamp
• Stakeless earth ground rod testing using 2 clamps
• IP56 rated for outdoor use
• Rugged carrying case
• USB data storage and transfer

• One-button measurement concept
• 3- and 4-pole earth ground measurement
• 4-pole soil resistivity testing
• Selective testing, no disconnection of ground conductor (1 clamp)
• Stakeless testing, quick ground loop testing (2 clamps)
• Measuring frequency 128 Hz

• 3- and 4-pole earth ground measurement
• 4-Pole soil resistivity testing
• 2-pole resistance measurement AC
• 2- and 4-pole resistance measurement DC
• Selective testing, no disconnection of ground conductor (1 clamp)
• Stakeless testing, quick ground loop testing (2 clamps)
• Earth impedance measurement at 55 Hz
• Automatic frequency control (AFC) (94, 105, 111, 128 Hz)
• Measuring voltage switchable 20/48V
• Programmable limits, settings
• Continuity with buzzer

• 4-pole earth ground measurement
• 4-pole soil resistivity testing
• 2-pole resistance measurement AC
• 2- and 4-pole resistance measurement DC
• Selective testing, no disconnection of ground conductor (1 clamp)
• Stakeless testing, quick ground loop testing (2 clamps)
• Earth impedance measurement at 55 Hz
• Automatic frequency control (AFC) (94, 105, 111, 128 Hz)
• Measuring voltage switchable 20/48V
• Programmable limits, settings
• Continuity with buzzer

• A wide ground loop resistance range, from 0.025 Ω to1500 Ω, to satisfy all requirements
• Large jaw opening of 35 mm (1.38 in) for tests on ground conductors and/or equipotential bus bars
• Measurement of ground leakage current, from 0.2 mA to 1000 mA, without needing to disconnect - ideal for system troubleshooting
• Wide AC current measurement range from 0.2 A to 30 A allows one instrument for multiple applications
• User-defined HI / LO Alarm limits, for rapid measurement evaluation
• Handy ‘display hold’ button for capturing readings in hard-to-reach places
• Time saving memory function automatically records and stores measured values
• Automatic self calibration ensures correct measurement every time
• Overload protection: 200 A
• Carrying case and resistance test loop included
• ≥ 8 hours battery life (continuous operation)

• The latest circuit design permits the instrument to operate
with the minimum of influence from earth voltage
and earth resistance of auxiliary earth spikes.
• Dust and drip proof. (designed to IEC 529 IP54)
• Earth resistance value can be read directly from the scale.
• Designed to meet IEC 61010-1 safety standard.
• Capable of measuring earth voltage.
• Small and lightweight. Shock resistant new case material.
• 2mA measuring current permits earth resistance tests
without tripping earth leakage current breakers
in the circuit under test.
• Lead wire connection to C and P terminals and proper
auxiliary earth resistance can be checked by "OK" lamp. 
Lead wire connection to C and E terminals is good
when "OK" lamp is illuminated.

4102A-H Hard Case Model

• The latest circuit design permits the instrument to operate
with the minimum of influence from earth voltage
and earth resistance of auxiliary earth spikes.
• Dust and drip proof. (designed to IEC 529 IP54)
• Earth resistance value can be read directly from the scale.
• Designed to meet IEC 61010-1 safety standard.
• Capable of measuring earth voltage.
• Small and lightweight. Shock resistant new case material.
• 2mA measuring current permits earth resistance tests
without tripping earth leakage current breakers
in the circuit under test.
• Lead wire connection to C and P terminals and proper
auxiliary earth resistance can be checked by "OK" lamp. 
Lead wire connection to C and E terminals is good
when "OK" lamp is illuminated.

Earth Resistance & Resistivity Tester

• High test current up to 80mA yielding resolution of 0.001Ω on 2Ω range.
• Advanced Filtering method (based on FFT Fast Fourier Transform) reduces noise interference for obtaining stable measurements.
• Automatic and Manual selection of the Test Current Frequency in four bands (94/105/111/128Hz). In Automatic mode, KEW 4106 will select the most suitable Frequency.
• Several sub-results can be shown on the display: Resistance of the Auxiliary Earth Spikes, Frequency of Test Current, Voltage and Frequency of Interference (noise), Residual Resistance Rk, etc.
• Warning for excessive noise and high Auxiliary Earth Spikes resistance.
• Large Graphic Display with backlight for readings in poorly illuminated areas.
• Up to 800 measurement results can be saved in the memory and recalled on the display.
• The stored results can be transferred to a PC using the "KEW Report" software and a USB adaptor (Model 8212-USB) which are included.
• Robust design with IP54 protection.

• The earth resistance from 0.05 to 1500Ω can be measured without the auxiliary earth spikes.
(The Multiple Earthing System.) 
• True RMS
Accurate true RMS readings of AC current including distorted waveform from 1mA to 30.0A 
• Noise Check Function 
A function to detect current, which effects on an earth resistance measurement and display "NOISE" mark on the LCD. 
• Memory function 
Save and display up to 100 measurement data. 
• Data hold function / Buzzer function / Back light function 
• Compliant with Safety Standards of IEC 61010-1 : CAT IV 300V Pollution degree2 

Various useful functions are available on Android devices using Bluetooth communication

• Real time measurements can be transferred, shown and saved on Android device (up to 100 measurements) 
• Saved data includes measurement, GPS location and date & time Easy to check on map "When" and "Where" the measurement was made
• Comparator function on Android device informs when the measured value is lower/higher than the preset value

Earth /Ground resistance and Leakage current measurement functions
• The earth resistance from 0.05 to 1500 Ω can be measured without the auxiliary earth spikes in multi-earthing systems
• True RMS leakage or phase current readings from 0.1mA to 30.0A provides vital additional information in earthing networks
• Filter function offers increased immunity to electrical noise and a Noise mark appears in excessively high noisy environments