Description
ELECTRICAL | ||||
Voltage | ||||
Range | 0.1-600VAC/DC | |||
Resolution | 0.1V | |||
Accuracy | ±(1%R + 1ct) | |||
Current | ||||
Range | 0.5-60.00AAC (requires optional MN72 probe) | |||
Ground Resistance (2P Mode) | ||||
Measurement Range | 0.05-99.99Ω | 80.0-999.9Ω | 0.800-9.999kΩ | 8.00-50.00kΩ |
Resolution | 0.01Ω | 0.1Ω | 1Ω | 0Ω |
Intrinsic Uncertainty | ± (2%R + 10 ct) | ± (2%R + 2 ct) | ±(2%R + 1 ct) | ±(2%R + 1 ct) |
Ground Resistance (3P Mode) | ||||
Measurement Range | 0.50-99.99Ω | 80.00-999.99Ω | 0.800-9.999kΩ | 8.00-50.000kΩ |
Resolution | 0.01Ω | 0.1Ω | 1Ω | 10Ω |
Intrinsic Uncertainty | ± (1%R + 10ct) | ± (1%R + 2ct) | ± (1%R + 1ct) | |
Measurement Frequency | 128Hz or 256Hz (automatically selected) | |||
No-load Voltage | ±10 V peak | |||
Maximum Test Current | 20mA | |||
Measurement Mode | One shot or continuous | |||
Data Storage | Stores the 52%, 62% and 72% 3P resistance measurements | |||
Calculation | Calculates average and % deviation of the three saved readings | |||
GENERAL | ||||
Display | Backlit LCD | |||
Measurement Mode | V, I, 2P (Ω), 3P (Ω) | |||
Power Supply | (6) NiMH rechargeable batteries,charging time approx. 6 hrs | |||
Battery Life | >1,500 x 3P earth measurements at 100 Ω | |||
Dimensions | 8.78 x 4.96 x 2.75" (223 x 126 x 70mm) | |||
SAFETY | ||||
Safety Ratings | EMC: IEC 61326-1; IEC 61010-2-030 / 600 V CAT IV |
User Manuals
Datasheets
Model 6424 Kit 300ft (Digital, 3-Point) - English
Model 6424 Kit 150ft (Digital, 3-Point) - English
Kit del medidor de resistencia de tierra modelo 6424 - 90 m (300 pies) (digital, 3 puntos) - Spanish
Kit del medidor de resistencia de tierra modelo 6424 - 45 m (150 pies) (digital, 3 puntos) - Spanish
Brochures
Comparison Charts
Application Notes
Battery Recharge Time / Rechargeable NiMH Notice
Tiempo de recarga de las baterías / Aviso de NiMH recargable
Workbooks
Forms
Fall-of-Potential Report - PDF
Fall-of-Potential Report - Excel
Soil Resistivity Made Easy - PDF
Ground Testing Nomograph - PDF
Ground Testing Nomograph Example
Stored Measurement Results Form
Soil Resitivity Report - Excel
Calculators
Technical Bulletins
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