HV Equipment

TDR 500 / TDR 510

Handheld Time Domain Reflectometers

These portable and lightweight TDRs can be used for fault location in all metal cables such as power cables, coaxial cables, data cables, and communication cables. They are especially ideal for fault location in the area of telecommunication, video technology, data and security technology.


  • Configurable for various measurement ranges and cable types up to 6 km (3.7 miles)
  • Adjustable cable impedance (25, 50, 75, and 100 Ohm) and propagation speed
  • Output pulse from 3 ns to 3 ms
  • 2 measurement modes available
    • Single shot for locating simple, permanent faults
    • Continuous scanning for locating intermittent faults
  • Safe and standard-compliant CAT IV measurements on live cables up to 600 V with the optional separation filter
  • Water and dust proof

Additional Features of the TDR 510:

  • Storage capacity of 50 traces
  • Trace comparison on the instrument
  • USB interface to transfer data to a PC
  • Analysis of measurement data with Windows-based TDR software


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