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AEMC
AEMC Model 6472 Ground Resistance Tester
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Parámetros clave
Measuring range
3-point 0.09 Ω–99.9 kΩ; 4-point/soil 0.01–99.9 kΩ (ρ max 999 kΩm); 2-clamp 0.1–500 Ω; bond 0.02 Ω–99.99 kΩ
Accuracy
±(2% reading + 1 ct) typical @ 128 Hz (earth); bond ±(2% + 2 cts)
Output
Digital instrument; optically isolated USB to DataView software
Supply
9.6 V rechargeable NiMH pack; 110/220 V external charger (18 Vdc 1.9 A)
Protection
IP53 with cover closed
Ambient temperature
Operating 0 to +45 °C (32 to 113 °F); storage −40 to +70 °C
| Parámetro | Valor |
|---|---|
| Measuring range | 3-point 0.09 Ω–99.9 kΩ; 4-point/soil 0.01–99.9 kΩ (ρ max 999 kΩm); 2-clamp 0.1–500 Ω; bond 0.02 Ω–99.99 kΩ |
| Accuracy | ±(2% reading + 1 ct) typical @ 128 Hz (earth); bond ±(2% + 2 cts) |
| Output | Digital instrument; optically isolated USB to DataView software |
| Supply | 9.6 V rechargeable NiMH pack; 110/220 V external charger (18 Vdc 1.9 A) |
| Protection | IP53 with cover closed |
| Ambient temperature | Operating 0 to +45 °C (32 to 113 °F); storage −40 to +70 °C |
| Display | Digital ground-tester UI |
| Approvals | IEC 61010-1, EN 61557, 50 V CAT IV, Pollution Degree 2, EN 61326-1 |
| Sensor type | Multi-function digital ground resistance tester (FOP, selective, 2-clamp, soil resistivity, bond, step/touch) |
| Test Voltage | Selectable 10 / 16 / 32 / 60 Vrms |
| Test Frequency | 41–5078 Hz automatic or selectable; 2-clamp auto 1611 Hz |
| Memory | 512 test results (64 KB) |
| Dimensions | 10.7 × 9.80 × 5.12 in (272 × 248 × 130 mm); 7 lb (3.2 kg) with battery |