FT-50S(3U) PCM  fiber optical mux equipment is a 3U high standalonemultiplexer over fiber link, built upon a highly flexible.

 Main Features

Super Flexible Configuration

-Can be configured as PDH fiber/electrical integrator, 64E1 2048×2048 non-blocking cross-connect channel PCM equipment or D/I device

-Completely modular design

-Up to 64 audio and data channels, multiple sub-channel cards include: FXS, FXO, hotline, magneto phone, 2100Hz carrier phone, 2 wire E/M, 4 wire E/M, telegraph, V.35, V.24/V.28, 64K, N×64K, Ethernet sub-channel card. E1 port can be 75Ohm or 120Ohm

-Providing external clock input.

High Intelligence and Powerful Network Management System

-Can be configured in star or tree network according to users requirements

 -Up to 4 NMS platforms can run simultaneously in the same network, and the NMS platform can be deployed in any node of the network.

-Operating status of local or remote devices can be detected and displayed through NMS.

-Convenient to set cross-connect mode, set the level of analog interface, read devices settings, and easy to maintain

 -Automatic online test function can realize level test and signaling test for analog interface, functional test for data interface, functional tests of A/B ground, short circuit for external lines, very convenient to locate fault quickly and correctly

High Reliability

-Master (MST) cards and power supply cards adopt hot redundant backup

-Advanced circuit design, modular structure

-Adopting low power consumption, high reliable components

-All functional cards support hot swap.

Smart Shelf

-3U high, 19 standard shelf

-Compact, beautiful, light and good strength design

Low Power Consumption

-The power consumption is less than 30 Watt

DI (drop/insert) function

The DI function is performed by software, to meet the needs of different types of users via flexible configuration of monitoring system

basic Boards

MST board

FT-50S (3U) PCM Equipment has two Master cards (one master card mode can be selected), they perform non-blocking time slot cross connection between 2048×2048 slots. The master card mainly consists of one CPU unit, time slot interconnection unit and channel testing unit

ring supply card

The ring supply card generator ring for FXS, HOT, CRR and MAG cards.

PWR board

-48V DC or 220V AC is optional, supports dual power supply

Common Cards

Audio Service sub-channel cards

-FXO card: provides 4 channels FXO interface

-FXS card: provides 4 channels FXS interface

- 4-wire E&M audio card: provides 4 channels 4-wire E/M interface, supports E/M signaling.

-Magneto interface card: provides 4 channels magneto interface.

-Carrier wave magneto  card: to connect with a single magneto set or magneto attendant console.

-Hotline telephone card: provides 4 hotlines

Data Service Sub-channel card

-Co-directional data card: contains 4 channels, conforms to ITU-T G.703 standard

-RS232 data  card: contains 4 channels asynchronous RS232 data interface, conforms to ITU-T V.24/V.28 standard

-RS485 data card: contains 4 channels asynchronous RS485 data interfaces, they are full duplex and four wire mode interfaces

-N×64Kbps FV.35 card: contains 1 channel synchronous V.35 data of N×64Kbps data rate, N is from 1 to 30

-10/100M Ethernet data interface card: providing 4 channel 10/100 Base-T Ethernet bridge, support VLAN

-4E1 interface card: 4 E1 interfaces, 75Ω or 120Ω is optional

-4E1 PDH interface card: access 4 E1s