... interference4) Locates the wiring or connection error5) Measures cable length and determines the distance of open circuit and ... x 25.2 mm)Type of Tester Cable : STP / UTP twin twisted cable, coaxial cable, telephone lineTester Port: Tester RJ45 master ... circuit, reverse connection, cross over or cross-talk interference.Locating Cable : Included 1 far-end passive test jackWorking Ambient Temperature : ...