Model | Cat. # | Description | List Price | Quantity/Status |
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6422 (refurbished) | 901.2135.55 | Ground Resistance Tester Model 6422 (Digital, 3-Point) (refurbished) | $640.00 Sale: $384.00 |
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Model 6422 - Cat. #2135.55: Includes carrying bag, (6) AA alkaline batteries (not installed) and user manual.
Model 6422 Kit (150 ft) - Cat. #2135.56: (Ground Resistance Tester Model 6422 and Test Kit For 3-Point Testing cat. #2135.35.) Includes carrying Bag, (2) 150 ft color-coded leads on spools (red/blue), (1) 30 ft lead (green), (2) 5 ft color-coded leads (red/blue), (2) 14.5 in T-shaped Auxiliary Ground Electrodes, (1) 100 ft AEMC® Instruments Tape Measure, (6) AA alkaline batteries (not installed) and user manual.
Ground Resistance (2P Mode) | ||||
Measurement Range | (0.05-99.99) Ω | (80.0-999.9) Ω | (0.800-9.999) kΩ | (8.00-50.00) kΩ |
Resolution | 0.01 Ω | 0.1 Ω | 1 Ω | 0 Ω |
Intrinsic Uncertainty | ± (2 % R + 10 ct) | ± (2 % R + 2 ct) | ±(2 % R + 1 ct) | ±(2 % R + 1 ct) |
Ground Resistance (3P Mode) | ||||
Measurement Range | (0.50-99.99) Ω | (80.00-999.99) Ω | (0.800-2.000) kΩ | – |
Resolution | 0.01 Ω | 0.1 Ω | 1 Ω | – |
Intrinsic Uncertainty | ± (1 % R + 10 ct) | ± (1 % R + 2 ct) | ± (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 | |||
GENERAL | ||||
Display | Backlit LCD | |||
Measurement Mode | 2P (Ω), 3P (Ω) | |||
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 | ||||
Safety Ratings | EMC: IEC 61326-1; IEC 61010-2-030 / 600 V CAT IV |