PDH optical multiplexer is one of the most transmission equipment in point-point optical network. PDH multiplexer have perfect alarm function, data office telephone optional, high reliability and stabilization, low power consumption, high integration, small bulk, easy installation and maintenance.
PDH optical multiplexer provides 16 standard E1 interfaces together with one channel of order wire, with self-contained alarm and NM functions, as well as self-testing and E1 loop-back testing functions. Alarm signals are provided in a full range, including LOS,LOF,10-3 error code, and 10-6 error code alarms of line side as well as LOS and HDB3 coding violation alarms of E1 bypass, and available with sound alarming signals.
Fiber-Mart PDH multiplexer is popularly with telecommunication operator and suitable in business for communication operator, government and kinds of entities.