The YTC316-100A DC resistance tester manual provides safety guidelines, technical specifications, operation steps, and troubleshooting for the instrument.
The YTC316-100A is a DC resistance tester designed for measuring the resistance of transformer windings and high‑power inductive devices. It uses a four‑wire method, offers rapid measurement, compact size, and high accuracy, meeting national standards GB6587‑86 and GB6593‑86.
The manual covers product overview, structure and principle, technical specifications, dimensions, quick start, detailed operation, fault analysis, safety precautions, transportation, storage, and unpacking instructions. It also explains data storage, printing, and maintenance procedures. This manual is written in Chinese.
| Test current options | 5A, 10A, 20A, 50A, 100A |
|---|---|
| Measurement range | 5A: 10mΩ‑4Ω; 10A: 10mΩ‑2Ω; 20A: 10mΩ‑1Ω; 50A: 1mΩ‑0.4Ω; 100A: 1mΩ‑0.2Ω |
| Accuracy | ±0.2% ±2 digits (full scale) |
| Display | 128×64 dot‑matrix LCD, 4½‑digit resistance display |
| Power supply | AC 220V±22V, 50Hz±2Hz, max power 2500W |
| Dimensions | 520 × 480 × 600 mm |
| Weight | 40 kg |
The instrument can store up to 255 test data points, and the data are retained even after power loss.
The screen will display “overrange”; you should press the “Exit” key and select a lower test current before measuring again.
Ensure the instrument is properly grounded by connecting the grounding terminal on the chassis to earth.