Specification of AEMC 4620 Kit-300ft - Ground Resistance Tester Kit 300 ft
AEMC 4620 Kit-300ft - Ground Resistance Tester Kit 300 ft
Catalog 2135.20
Ground Resistance Tester Model 4620 Kit-300ft (Kit Catalog. #2135.20) (Model 4620 and Cat. #2135.36)
Model 4620 Ground Resistance Tester Kit - 300 ft (Catalog #2135.20)
Measures soil resistivity (4-Point) method
Measures ground resistance (2- and 3-Point) Fall-of-Potential method
Step voltage tests and touch potential measurements
Auto-Ranging: automatically selects the optimum range
Designed to reject high levels of noise interference
Extremely simple to operate: connect - press - read
LED on faceplate informs operator of high input noise, high auxiliary rod resistance and fault connections
AC powered with rechargeable NiMH batteries
Rugged, dustproof and rainproof field case
Can also be used for continuity tests on bonding
Color-coded terminals
Range (Auto-ranging) 0 to 2000Ω
Resolution 0.01 to 1Ω
Test Current 0.1 to 10mA
Accuracy Typical ±(2% Reading +1ct)
Open Voltage 42V peak
Withstanding Voltage 250V AC or 100V DC
Operating Frequency 128Hz square wave
Interference Rejection to high levels of interference voltage (DC, 50/60Hz, harmonics)
Maximum Auxiliary Rod Resistance Current Circuit:
3kΩ @ 20Ω range
30kΩ @ 200Ω range
50kΩ @ 2000Ω range
Voltage Circuit:
50kΩ on all ranges
Response Time 4 to 8 seconds for a stabilized measurement
Display 200 counts, 7 segment LCD, backlight
Power Source 8 x 1.5V C alkaline batteries
Battery Life 4500 15-seconds tests, low battery indicator
Dimensions 10.8 x 9.7 x 5.0” (273 x 247 x 127mm)
Weight (with Battery) 6.28 lbs (2.85kg)
Operating Temperature 14° to 131°F (-10° to 55°C)
Storage Temperature -40° to 158°F (-40° to 70°C)
Relative Humidity Up to 90%
Ingress Protection (IP) IP 65 (closed); IP 63 (open)
EMC EN 61326-1
Safety Compliance EN 61557, EN 61010-1, 30V CAT III, Pollution Degree 2
Tech Specs
Ground Testers/3 Pole / 4 Pole Ground Testers Template
Type 3 Pole, 4 Pole
Display (3 Pole Testers) Digital
Ground Resistance Range 2000 Ohms (2 K Ohms)
Operating Frequency 128 Hz
Accuracy +/-2% of Reading +/-1ct
Measuring Current 10 mA
Measuring Voltage 42 V
Measuring Frequency 128 Hz
Soil Resistivity Yes
Stakeless Capability No
Power Supply Battery
CAT Rating III
Optional Ground Kit Included No
Auto Ranging Yes