| Parameter | DC RESISTANCE |
| Accuracy | 0.1% |
| Measurement Range | 1μΩ～30kΩ |
| Measurement current | I-max：<1A |
| Range | Automatic, Manual 7 ranges |
| Speed | 15 times/s, 10 times/s, 2 times/s |
| Display | show, ΔABS、Δ% sorting result |
| Display Max | 30,000 |
| Adjustment | short-circuit reset full range |
| Comparator | NG-LO, GD-IN, NG-HI display, beep adjustable |
| Trigger | Internal, Manual |
| Interface | RS322 / Handler optional |
| Temperature compensation | optional |
| Method | 4 terminal shielding (2 check terminal & 2 driving terminal), external shielding ground section |
| Power Supply | V:198VAC～240VAC Fre：50Hz Power：15VA |
| Dimension & Weight | 216x88x323mm Weight：4kg |
| Accessories | ATL501 |
| Optional Accessories | ATL620 |
| Other Functions | 4 color VFD display , keyboard lock, data hold function |