Detailed Product Description
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
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In compliance with IEEE802.3-1998 standard
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In compliance with G.703 standard.
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Unbalanced 75ΩE1 interface and balanced 120ΩE1 interface optional
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Four Ethernet interfaces
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Ethernet rate is 10/100Mbps, full/half duplex mode optional
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Internal clock mode and line clock mode available
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Framed and unframed E1 signal optional
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Local loopback supported
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DIP switch in charge of working modes management such as Framed/unframed modes, clock modes, time slots selection under framed mode and Ethernet mode.
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CO equipments manage and configure the RO equipment by SNMP
Specifications
Ethernet interfaces
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Standard: IEEE 802.3 10/100BASE-TX
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Rate: 10/100Mbit/s/autonegotiation
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Duplex: half/full duplex
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SNMP for rack mount model
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Connector: RJ45
E1 interface
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Rate: 2.048Mbps±50ppm
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Standard: ITU-T G.703/G.704
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Code: HDB3
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Connector: RJ45 for 120Ω（balancedï¼?lead pin #1 for TX+ and #2 for TX-, lead pin #3 for RX+ and #6 for RX-. BNC for 75Ω（unbalancedï¼?
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Working environment
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Power supply
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220VAC/110VAC OR -48VDC
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Consumption
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<5W
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Working temperature
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-5℃～50�/p>
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Storage temperature
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-40℃～+70�/p>
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Relative humidity
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5％～90�/p>
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Others
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should be free from any causticity, dissoluble gas, dust and electrical interference
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Dimension and weight
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Dimension
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225mm×115mm×36mm
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Weight
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1Kg(RO)
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