Description

Overview: CL-FOM***0 4E1***0Mb Ethernet PDH (Plesiochronous Digital Hierarchy) which was used in exchanger for long distance transmission, and platform of mobile telecommunication, pager transmission station ect., which was used in mini-medium column and point to point products with fiber supporting, the equipment adopted powerful function and expert digital repeating-connection chips which integrated all digital and logical function in the equipment so that improved the performance and reduced the cost of products, the completed-equipment with good performance, stable operation, low loss, strong integration capacity, small bulk, easy installation and maintenance. Standalone and Rack mount module are both available. Feature: 1. Developed from the integrated circuit with our own property right. ***** optic/electric specification provided by integral optic reception/transmission module ***** 4E1 (2.**8Mbps) interfaces and 1 *0/**0Base-T Ethernet *****1 Line code: compliant to G.**3, E1 interface adopt digital phase locked and clock extracted technique 5.An official phone interface is optional, not occupy E1 channel ***** an asynchronous data-transmitting RS**2 interface and a management RS**2 interface 7.Perfect alarm function display remote status 8.up to **0Km distance without repeater ***** alarming function *0.Single-board architecture design *1.Support SNMP Network manager system Specification: 1. Power AC Input: **0~**0V DC Input: **8V Power Consumption:≤3W 2. E1 interface Compliance with ITU-T G.**3 Data rate: 2.**8Mbps Impedance: *5ohm(BNC)/**0ohm(BLANCE) Line Code: HDB3 Frequency deflection: 2.**8MHz ±**0PPM　 Jittering: compliance with ITU-T G.**2、G.**3 3. Fiber interface Rate: **5Mbps Line code: 1B1C Wavelength: **0nm/***0nm/***0nm Connector: FC/SC Distance: ****0Km 4. Ethernet ports Compliant with: IEEE**2.3 Rate: *0/**0Mbps Full/Half duplex auto-negotiation Physical connector: RJ*5 MDI/MDI-x auto-negotiation Ethernet port: 1 ports 5. Environment Operation Temperature: 0~*0O Operation Relative Humidity: *0~*0% Store Temperature: **0~*5 Store Relative Humidity: *0~*5%