E1 to 4xEthernet 10/100 BaseT converter

Brief

The IDM-E1/4ETH converter complies with YD/T922-1997 and YD/T1096-2001 standard and it manages to make the conversion between 10/100M Ethernet signals and E1 signals.

Features

• In compliance with IEEE802.3-1998 standard
• In compliance with G.703 standard.
• Unbalanced 75ΩE1 interface and balanced 120ΩE1 interface optional
• Four Ethernet interfaces
• Ethernet rate is 10/100Mbps, full/half duplex mode optional
• Internal clock mode and line clock mode available
• Framed and unframed E1 signal optional
• Local loopback supported
• DIP switch in charge of working modes management such as Framed/unframed modes, clock modes, time slots selection under framed mode and Ethernet mode.
• CO equipments manage and configure the RO equipment by SNMP

Specifications

Ethernet interfaces

• Standard: IEEE 802.3 10/100BASE-TX
• Rate: 10/100Mbit/s/autonegotiation
• Duplex: half/full duplex
• SNMP for rack mount model
• Connector: RJ45

E1 interface

• Rate: 2.048Mbps±50ppm
• Standard: ITU-T G.703/G.704
• Code: HDB3
• Connector: RJ45 for 120Ω(balanced):lead pin #1 for TX+ and #2 for TX-, lead pin #3 for RX+ and #6 for RX-. BNC for 75Ω(unbalanced).
• Working environment

1. Dimension and weight

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