SDH-155 Optical Transmitter and Receiver

EB-SDH155,

STM-1 level multi-business SDH (Synchronous Digital Hierarchy) optical transmission system,has excellences of high integration, perfect structure, flexible network, strong network adapted capability and so on.
-Device offers double optical ports with 155.52Mb/s, A and B, supports multiplexing of 4/8/16 E1 channels, and the functions of ITU-T G.813 standard NE timing, VC-12 across connection and channel protection.
-SDH155 can be used in the network of point to point, chain or ring as ADM (Add-Drop-Multiplexer) or TM (Terminal Multiplexer).
-Support NE management,unifying management,realizing the management in network resource, device configuration, alarm, performance and security;

？Features
-2 155M SDH optical interaces,1+1 channel protection function;
-Offer 16/32 channels E1 business access,arbitrary up-down fluctuation circuit ;
-Be for point-to-point,ring,chain and asteroid network ;
-Suitable for ITU-T G.813 NE timing function,automatically switch between the timing sources;
-3 clock modes:external clock,internal clock,line clock;
-Offer a pair of clock interfaces, input/output 2Mbit/s or 2MHz clock signal according to your demands;

2 10/100Base-Tx adaptive business accesses,supporting GFP/LAPS encapsulation, having LCAS function,100M maximum bandwith;
2 management modes: SNMP NM, CONSOLE local terminal management;
Support hot plugging;
Double power supply modules, support hot plugging with -48V DC and 220V AC for option;
Dimension: 19"×1U(1U/19" box is 483(W)*140(L)*44(H)mm);