DY30-7A DUOYI

Please follow this operation manual to avoid defective.

3- Symbols and Indications

4- Product Features

1. Line voltage detection and protection: In case target device connects to external power over 30V(AC/DC), this test tester indicates and force to protection not to start insulation testing until external power disconnected.
2. Wide measuring range 500V up to 30G$\Omega$, 1000V up to 60G$\Omega$
3. Dual readings of insulation resistance and testing high voltage
4. Short circuit protection
5. Max power protection
6. Auto discharge after testing
7. Auto range and battery powered
8. Green design to longer battery life.

5- Specification

• Line voltage protection: voltage between L-E higher than 30V(AC/DC)
• Overload protection OL
• Working environment 0°C~40°C (32°F~104°F)
• Working humidity <80% RH
• Storage environment -10°C~60°C (14°F~140°F)
• Storage humidity <70% RH
• Power: 1.5V AA × 6 pcs.
• Dimension
• Weight 700g

| Voltage DC Range | Accuracy | Resolution | Input Impedance | | 30~1000V | 1V | $\pm (2\%+3)$ | 10M$\Omega$ |

| Voltage AC (40~400Hz)  Range | Accuracy | Resolution | Input Impedance | | 30~750V | 1V | $\pm (2\%+3)$ | 4.5M$\Omega$ |