- High contrast OLED display.
- Microprocessor-controlled.
- Tests insulation resistance up to 10TO.
- 4 Insulation test voltages: 500V, 1000V, 2500V, 5000V.
- AC / DC Voltmeter.
- Short-circuit current up to 5mA.
- PI (Polarization Index) indication.
- DAR (Dielectric Absorption Ratio) indication.
- Auto-ranging on all insulation ranges.
- Optical USB to RS-232 data transmission.
- Well isolated from contact.
- Well protected from surges.
- 2 built-in optical LEDs for data transfer.
- Visual and audio warning of external voltage presence (=30Vac or =30Vdc).
- Auto-hold function to freeze reading.
- Overload protection.
- Adjustable testing duration: 1~30 minutes.
- Internal memory for data storage.
- Displays testing duration for insulation measurement.
- Auto-off function.
- 200 measurement results can be saved in memory and recalled on display.
- Accessories: Instruction manual, Test leads, Data transmission cable, Compact disk (CD) for PC interface, Alligator clip, Charger, Test report.