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4-Point earth resistance measurement with auto-ranging up to 99.99 kΩ
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3-Point earth resistance measurement capability
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Soil resistivity testing with Wenner or Schlumberger methods
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Earth/ground potential measurement
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2-Clamp ground measurement (optional probes MN82 or SR182)
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DC resistance measurement for bond testing (2-pole and 4-pole Kelvin sensing)
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Current measurement (optional probes MN82 or SR182)
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External voltage measurement
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Power Transmission Tower and Tower Leg Ground Resistance testing with GroundFlex® Adapter Model 6474
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512 measurement memory storage (64 KB)
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USB 2.0 optically isolated communication with DataView® software
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Rechargeable 9.6 V NiMH battery with 1500 typical tests per charge
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IP 53 ingress protection with cover closed
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Selectable test frequencies and voltages
Ground Resistance Tester Model 6472
$0.00
The AEMC INSTRUMENTS Model 6472 is a portable digital ground resistance tester for measuring bond, ground, soil resistivity, and earth coupling in electrical safety applications.
In stock
The Digital Ground Resistance Tester Model 6472 is a portable measurement instrument designed to measure Bond Resistance, Ground Resistance (with and without clamps), Soil Resistivity, Earth Coupling, Step & Touch Potential. When used with the optional GroundFlex® Adapter Model 6474, it also enables Power Transmission Tower and Tower Leg Ground Resistance testing. Features 4-point and 3-point earth resistance measurement, selective 4-pole testing, soil resistivity measurement using Wenner or Schlumberger methods, ground potential measurement, 2-clamp ground measurement, DC resistance measurement for bond testing, current measurement, and external voltage measurement. Includes carrying bag, power adapter, optical USB cable, rechargeable battery, and DataView software.
Description
Ground Resistance Tester Model 6472
The Digital Ground Resistance Tester Model 6472 is a portable measurement instrument designed to measure Bond Resistance, Ground Resistance (with and without clamps), Soil Resistivity, Earth Coupling, Step & Touch Potential. When used with the optional GroundFlex® Adapter Model 6474, it also enables Power Transmission Tower and Tower Leg Ground Resistance testing. Features 4-point and 3-point earth resistance measurement, selective 4-pole testing, soil resistivity measurement using Wenner or Schlumberger methods, ground potential measurement, 2-clamp ground measurement, DC resistance measurement for bond testing, current measurement, and external voltage measurement. Includes carrying bag, power adapter, optical USB cable, rechargeable battery, and DataView software.
Features
Specifications
- 4-Point Earth Resistance Measurement Range (Auto-Ranging)
- 0.011 Ω to 99.99 kΩ
- 4-Point Earth Resistance Measurement Resolution
- (0.001 to 10) Ω
- 4-Point Earth Resistance Measurement Accuracy
- ±(2 % Reading +1 ct)
- 4-Point Earth Resistance Measurement Test Voltage
- (10, 16, 32, or 60) V; (41 to 5078) Hz
- 4-Point Earth Resistance Measurement Test Current
- Up to 250 mA
- 3-Point Earth Resistance Measurement Range (Auto-Ranging)
- 0.09 Ω to 99.9 kΩ
- 3-Point Earth Resistance Measurement Resolution
- (0.01 to 100) Ω
- 3-Point Earth Resistance Measurement Accuracy
- ±(2 % Reading +1 ct)
- 3-Point Earth Resistance Measurement Test Voltage
- (10, 16, 32, or 60) V; (41 to 5078) Hz
- 3-Point Earth Resistance Measurement Test Current
- Up to 250 mA
- Soil Resistivity 4-Point Measurement Test method
- Wenner or Schlumberger selectable with automatic calculation
- Soil Resistivity 4-Point Measurement Range (Auto-Ranging)
- (0.01 to 99.9) kΩ; ρ max: 999 kΩm
- Soil Resistivity 4-Point Measurement Resolution
- (0.01 to 100) Ω
- Soil Resistivity 4-Point Measurement Accuracy (Typical)
- ±(2 % Reading +1 ct)
- Soil Resistivity 4-Point Measurement Test Voltage
- (10, 16, 32, or 60) V; (41 to 128) Hz selectable
- Earth/Ground Potential Measurement V Pot Range (Auto-Ranging)
- 0.01 mV to 65.00 V
- Earth/Ground Potential Measurement V Pot Resolution
- (0.01 to 10) mV
- Earth/Ground Potential Measurement V Pot Accuracy (Typical)
- ±(5 % Reading +1 ct)
- Earth/Ground Potential Measurement V Pot Test Voltage
- (10, 16, 32, or 60) V; (41 to 5078) Hz
- 2 Clamp Ground Measurement Range (Auto-Ranging)
- (0.1 to 500) Ω
- 2 Clamp Ground Measurement Resolution
- (0.01 to 1) Ω
- 2 Clamp Ground Measurement Frequency
- Auto: 1611 Hz; Manual: (128, 367, 1611, or 1758) Hz
- DC Resistance Measurement (Bond Testing) 2-Pole Range (Auto-Ranging)
- 0.12 Ω to 99.9 kΩ
- DC Resistance Measurement (Bond Testing) 4-Pole Range (Auto-Ranging)
- 0.020 Ω to 99.99 kΩ
- DC Resistance Measurement (Bond Testing) 2-Pole Resolution
- (0.01 to 100) Ω
- DC Resistance Measurement (Bond Testing) 4-Pole Resolution
- (0.001 to 10) Ω
- DC Resistance Measurement (Bond Testing) Accuracy (Typical)
- ±(2 % Reading +2 ct)
- DC Resistance Measurement (Bond Testing) Test Voltage
- 16 V DC; (+, – or auto polarity)
- DC Resistance Measurement (Bond Testing) Test Current
- Up to 250 mA
- Current Measurement Range
- 0.01 mA to 40 A, (16 to 400) Hz
- Current Measurement Accuracy (Typical)
- ±(3 % Reading +2 ct) typical
- External Voltage Measurement Range
- (0.1 to 65) V AC/DC – DC, (15 to 440) Hz
- External Voltage Measurement Accuracy
- ±(2 % Reading +1 ct)
- Pylon Ground Testing
- Available by connecting AEMC Model 6474 and a set of GroundFlex sensors
- Memory
- 512 measurements (64 KB)
- Communication
- USB 2.0 optically isolated, DataView software included
- Power Source
- 9.6 V rechargeable battery pack with external 110/220 V charger
- Battery Life
- 1500 tests typical in automatic mode
- Dimensions
- (10.7 x 9.80 x 5.12) in (272 x 248 x 130) mm
- Weight
- 7 lb (3.2 kg) with battery
- Case
- UL V0 Polypropylene
- Operating Temperature
- (32 to 113) °F (0 to 45) °C
- Storage Temperature
- (-40 to 158) °F (-40 to 70) °C
- Relative Humidity
- Up to 90 % RH
- Ingress Protection (IP)
- IP 53 with cover closed
- EMC
- EN 61326-1
- Safety Compliance
- IEC 61010-1, EN 61557, 50 V CAT IV, Pollution Degree 2
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