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 Large color LCD Display (480 x 280 dot); humanized operation interface; six function keys and simple operation.

Both pulse reflection testing (TDR) and intelligent bridge testing (Bridge) can test broken lines, crossing lines, poor insulation and other types of faults.

Manual testing function is preserved.

Full English Menu is easy to master and use.

With megameter and ohmmeter, it enables to test insulation resistance and loop resistance.

With USB Port, it is easy to upload testing data to U-disk and you can analyze the data on computer.

Rechargeable lithium battery, intelligent charging without duty.

Small dimension, light weight and portable design.

Supplied complete with:

1) Carry case.

2) Re-chargeable battery and charger/adapter.

3) Test Line

4) User Manual

5) CD (Just for USB function)

6) U-disk (Just for USB function)


1) Pulse reflection testing(TDR)

Max range: 8 km

Dead Zone: 0 m

Testing Accuracy: 1m

Pulse width: 40ns-10μs with automatic adjustment

Automatic impedance balance adjustment

Automatic and manual gain adjustment

2) Intelligent bridge testing(Bridge)

Max poor insulation resistance: 100 MΩ.

Testing accuracy: ±1%×cable length

The max length of testing cable: 9999m

Charging time: 4 hours

Continued operating time: 8 hours

Dimension: 220×160×90 (mm3)

Weight: 1Kg

ST620 Cable Fault Locator Datasheet.pdf
20190513154330773.pdf (215.93 KB)