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Auto-ranging with automatic range selection
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Direct reading display with backlit LCD
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2-pole and 3-pole measurement modes
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Three safety color-coded terminals for easy hookup
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Low battery indicator
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Overrange indication
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One-shot or continuous measurement mode
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Powered by six AA alkaline batteries
Ground Resistance Tester Model 6422
Price range: $670.00 through $1,280.00
AEMC INSTRUMENTS Ground Resistance Tester Model 6422 is a digital 3-point fall-of-potential meter for measuring ground resistance with auto-ranging capability and direct LCD display.
The Digital Ground Resistance Tester Model 6422 performs resistance and 3-pole ground resistance measurements with direct reading and auto-ranging capability. Simply connect the leads, press to measure, and read results on the large backlit LCD. Features include safety color-coded terminals for easy hookup, low battery status indicator, overrange indication, and powered by 6 AA alkaline batteries. Available as standalone unit or complete kit with 150 ft test leads and accessories.
Description
Ground Resistance Tester Model 6422
The Digital Ground Resistance Tester Model 6422 performs resistance and 3-pole ground resistance measurements with direct reading and auto-ranging capability. Simply connect the leads, press to measure, and read results on the large backlit LCD. Features include safety color-coded terminals for easy hookup, low battery status indicator, overrange indication, and powered by 6 AA alkaline batteries. Available as standalone unit or complete kit with 150 ft test leads and accessories.
Features
Specifications
- Model
- 6422
- Catalog Number
- 2135.55
- Ground Resistance 2P Mode – Measurement Range 1
- (0.05-99.99) Ω
- Ground Resistance 2P Mode – Measurement Range 2
- (80.0-999.9) Ω
- Ground Resistance 2P Mode – Measurement Range 3
- (0.800-9.999) kΩ
- Ground Resistance 2P Mode – Measurement Range 4
- (8.00-50.00) kΩ
- Ground Resistance 2P Mode – Resolution 1
- 0.01 Ω
- Ground Resistance 2P Mode – Resolution 2
- 0.1 Ω
- Ground Resistance 2P Mode – Resolution 3
- 1 Ω
- Ground Resistance 2P Mode – Resolution 4
- 0 Ω
- Ground Resistance 2P Mode – Intrinsic Uncertainty 1
- ± (2 % R + 10 ct)
- Ground Resistance 2P Mode – Intrinsic Uncertainty 2
- ± (2 % R + 2 ct)
- Ground Resistance 2P Mode – Intrinsic Uncertainty 3
- ±(2 % R + 1 ct)
- Ground Resistance 2P Mode – Intrinsic Uncertainty 4
- ±(2 % R + 1 ct)
- Ground Resistance 3P Mode – Measurement Range 1
- (0.50-99.99) Ω
- Ground Resistance 3P Mode – Measurement Range 2
- (80.00-999.99) Ω
- Ground Resistance 3P Mode – Measurement Range 3
- (0.800-2.000) kΩ
- Ground Resistance 3P Mode – Resolution 1
- 0.01 Ω
- Ground Resistance 3P Mode – Resolution 2
- 0.1 Ω
- Ground Resistance 3P Mode – Resolution 3
- 1 Ω
- Ground Resistance 3P Mode – Intrinsic Uncertainty 1
- ± (1 % R + 10 ct)
- Ground Resistance 3P Mode – Intrinsic Uncertainty 2
- ± (1 % R + 2 ct)
- Ground Resistance 3P Mode – Intrinsic Uncertainty 3
- ± (1 % R + 1 ct)
- Measurement Frequency
- 128 Hz or 256 Hz (automatically selected)
- No-load Voltage
- ±10 V peak
- Maximum Test Current
- 20 mA
- Measurement Mode
- One shot or continuous
- Display
- Backlit LCD
- Power Supply
- (6) AA Alkaline batteries
- Battery Life
- > 2,000 x 3P earth measurements at 100 Ω
- Dimensions
- (8.78 x 4.96 x 2.75) in (223 x 126 x 70) mm
- Safety Ratings
- EMC: IEC 61326-1; IEC 61010-2-030 / 600 V CAT IV
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