Crossing device portable PKP-60

Purpose: - Measurement of voltage, insulation resistance, loop resistance, subscriber line current, wire-to-wire capacitance. - Measurement of voltage and frequency of the PBX call signal. - Measurement of voltage and frequency of PBX station signal. - Measuring the voltage of the PBX station battery. - Calling the subscriber inductor signal 25 Hz, communication with the subscriber. - Determination of the digit dialled on the telephone set, - Formation of a phonics signal 800 Hz into the line. - Operation in the telephone set mode. - Operation in the mode "call from the line" (wire dialling, communication with the fitter on the line). - Mode "conference". - Work with paired subscribers Field of application: construction and operation of networks with copper-core cables. Advantages: multifunctionality, compactness, easy to use.