Portable OTDR-tester RI-303BM is designed for the following types of measurements on symmetrical and asymmetrical cables: measuring cable lengths; measuring distances to inhomogeneities of wave impedance or faults: breaks of one or several cores; short circuits and low impedance defects (less than 1 kOhm); defective solders and couplings; defective amplifiers; presence and place of installation of taps; locked areas or areas with high humidity; measurement of line shortening factor at known line length; determination of the nature of damage;Scope of application:Compact reflectometer RI-303BM is used for control during laying and operation of the following types of cable lines: power cables (ASB, VVG, CIP, etc.); copper-core cables.etc.); copper-core communication cables (TPP, MKS, etc.); signalling and control cables (SBPZAVpShp, etc.); overhead cable lines; computer networks (SCS, etc.); television and radio frequency cable lines (RK-75, etc.). to determine the length of the cable
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