• Precision Time Domain Reflectometry (TDR) technology for accurate fault location
• Integrated printing system for immediate result documentation
• Smart interface with intuitive controls and clear display

• Display control	5.7 inch industrial LCD
  Sampling frequency	100MHz, minimum resolution 0.5m (100m/us)
  Low voltage pulse	Width 0.1uS and amplitude 100Vpp
  Test method	Low voltage pulse, high voltage flashover method (ARC-single shot/ICE/Decay)
  Test distance	≤30km

1. Display: all operations of the instrument are displayed through the display;
2. Printer: can randomly print the display content and test report;
3. Keyboard: 12 function keys to complete the basic operation of the instrument;
4. Amplitude adjustment: adjust the amplitude of the test waveform on the display;
5. Vertical displacement: adjust the up and down position of the test waveform on the display;
6. Communication: to achieve the local data output, complete the communication to the PC;
7. Q9 sampling port: fault test through it output and collect fault waveform;
8. Instrument safety grounding terminal;
9. Charging power supply: Press the switch to the "I" position and plug in the 220 AC system for 220V AC power supply.

Switch to "II" to use internal battery power.

Switch in the "II" position, plug in 220V AC, you can charge the battery, charging process, the instrument screen light.

Press the switch button to the "O" bit to shut down;

English version available