The AT518 is a compact handheld DC low resistance tester with high precision and a wide measurement range, controlled by a high-performance 32-bit ARM microprocessor for fully automatic real-time testing. It allows accurate and convenient long-term measurement of passive components in any situation, making it the ideal choice for on-site testing and laboratory applications.
| Parameter | AT518L | AT518 | |
|---|---|---|---|
| Technical Parameters | |||
| Number of Channels | Single Channel | ||
| Measurement Parameters | DC Resistance | ||
| Basic Accuracy | 0.1% | 0.05% | |
| Measurement Range | 10μΩ to 200kΩ | 10μΩ to 20MΩ | |
| Signal Source | Maximum Current | <1A | |
| Current Mode | High Current Mode | High Current / Low Current | |
| Range | 8 ranges, Auto/Manual/Nominal | 7 ranges, Auto/Manual/Nominal | |
| Measurement Speed | 3 readings/sec | 30/sec, 15/sec, 3/sec | |
| Display Results | ABS (Absolute Deviation), PER (Relative Deviation), SEQ (Sequential) Comparison | ||
| Maximum Reading | 20,000 | ||
| Calibration | Full-range Short-circuit Zeroing | ||
| Comparator | Built-in sorting records, GD/NG sorting result display | ||
| Trigger Mode | Internal, Manual | Internal, Manual, Remote | |
| Temperature Compensation | - | Accuracy: 0.2°C, Range: 0 to 80°C | |
| Test Terminals | 4-terminal shielded (2 sense + 2 source) with external shield ground | ||
| Contact Check Function | - | ||
| General Parameters | |||
| Dimensions | Instrument Dimensions | 130.23(W) × 210.76(H) × 37.88(D) mm | |
| Package Dimensions | 32.6(L) × 32.0(W) × 11.1(H) cm | ||
| Weight | Net Weight | 650 g | |
| Gross Weight | 2.2 kg | ||
| Power Requirements | Input: 100-240V~50/60Hz 0.35A, Output: DC9V 2A; 8.4V 2200mAh Lithium Battery | ||
| Interface | Built-in Mini-USB (Virtual Serial Port) | ||
| Other | 3.5" Color 16M TFT-LCD large font display; Keyboard lock, Data hold; SCPI compatible; Chinese/English menu; Backlight adjustment; Auto power off | ||
