| 4-Point Earth Resistance Measurement |
| Range (Auto-Ranging) |
0.011 Ω to 99.99 kΩ |
| Resolution |
(0.001 to 10) Ω |
| Accuracy |
±(2 % Reading +1 ct) |
| Test Voltage |
(10, 16, 32, or 60) V; (41 to 5078) Hz |
| Test Current |
Up to 250 mA |
| Selective 4-Pole (with optional probes MN82 or SR182) |
| Same characteristics as with 4-point earth resistance measurement |
| 3-Point Earth Resistance Measurement |
| Range (Auto-Ranging) |
0.09 Ω to 99.9 kΩ |
| Resolution |
(0.01 to 100) Ω |
| Accuracy |
±(2 % Reading +1 ct) |
| Test Voltage |
(10, 16, 32, or 60) V; (41 to 5078) Hz |
| Test Current |
Up to 250 mA |
| Soil Resistivity 4-Point Measurement |
| Test method |
Wenner or Schlumberger selectable with automatic calculation |
| Range (Auto-Ranging) |
(0.01 to 99.9) kΩ; ρ max: 999 kΩm |
| Resolution |
(0.01 to 100) Ω |
| Accuracy (Typical) |
±(2 % Reading +1 ct) |
| 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 |
| Resolution |
(0.01 to 10) mV |
| Accuracy (Typical) |
±(5 % Reading +1 ct) |
| Test Voltage |
(10, 16, 32, or 60) V; (41 to 5078) Hz |
| 2 Clamp Ground Measurement (with optional probes MN82 or SR182) |
| Range (Auto-Ranging)( |
0.1 to 500) Ω |
| Resolution |
(0.01 to 1) Ω |
| Measurement Frequency |
Auto: 1611 Hz;
Manual: (128, 367, 1611, or 1758) Hz |
DC Resistance Measurement (Bond Testing)
2-Pole (with lead resistance compensation) or 4-Pole (Kelvin sensing) |
| Range (Auto-Ranging) |
2-pole: 0.12 Ω to 99.9 kΩ
4-pole: 0.020 Ω to 99.99 kΩ |
| Resolution |
2 -pole: (0.01 to 100) Ω
4-pole: (0.001 to 10) Ω |
| Accuracy (Typical) |
±(2 % Reading +2 ct) |
| Test Voltage |
16 V DC; (+, - or auto polarity) |
| Test Current |
Up to 250 mA |
| Current Measurement (with optional probes MN82 or SR182) |
| Range |
0.01 mA to 40 A, (16 to 400) Hz |
| Accuracy (Typical) |
±(3 % Reading +2 ct) typical |
| External Voltage Measurement |
| Range |
(0.1 to 65) V AC/DC – DC, (15 to 440) Hz |
| Accuracy |
±(2 % Reading +1 ct) |
| General Features |
| 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 |
