Product features

· Double optical ports can be selected to realize 1+1 non-destructive protection of services;

· Provide 8 E1 digital ports with optional impedance of 75 ω /120 ω;

· Provide one business phone interface;

· Provide one RS232 asynchronous data interface;

· One management interface is provided to realize centralized monitoring;

· Provide one or four 10/100Base-TX adaptive Ethernet data interfaces, the bandwidth can be adjusted in units of 0.5m, and the maximum bandwidth for Ethernet service transmission is 100M;

· Provide one group of control switches for local and remote equipment maintenance and test;

· PDH120V1/2 provides four E1 digital ports and 1/2 N× 64K V.35 ports; In addition, E1 port and V.35 port channel switching are supported.

· E1 and V.35 channels support built-in BERT (Bit Error Rate Test) Test line Error code. V.35 interface provides seven clock modes (DCE: local, recovery, external input; DTE: send RC to receive TC, send RC to receive RC, send TC to receive TC, send TC to receive RC), adapt to the current market all V.35 clock mode requirements;

· The clock mode, phase and time slot selection of V.35 and the E1/V.35 data channel switching function can be set through the network management software;

· Adapt to a variety of power supply environment (DC-48V, AC220V and AC&DC dual power).