YDZ-2A DC Resistance Fast Tester is a high-precision DC resistance testing instrument, which adopts advanced switching power supply technology and LCD display screen. It has the characteristics of fast measurement speed, high accuracy, intuitive display, etc.
The YDZ-2A is a DC resistance quick tester designed to replace traditional DC bridge meters. It features a high‑precision constant‑current source, a 4½‑digit LCD for resistance display, and a rechargeable 12 V battery for field use.
The manual covers safety precautions, power connection methods (AC 220 V or DC 12 V), measurement procedures, technical specifications, maintenance tips, accessory list, and after‑sales service details. This manual is written in Chinese.
| Accuracy | 0.2 class |
|---|---|
| Power consumption | ≈15 W |
| Weight | 2.8 kg |
| Operating temperature | 0 °C – 40 °C |
| Power supply | DC 12 V – 14 V / AC 220 V |
The instrument can be powered from AC 220 V or DC 12 V; DC power is recommended in strong electromagnetic fields for more stable readings.
The device provides an accuracy of class 0.2.