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ERM-MUX 光纤波分复用器

供应 ERM-MUX 光纤波分复用器
供应 ERM-MUX 光纤波分复用器
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品牌:ctc 型号:ERM-MUX/PLUS

CPU redundancy (1+1)

? E1 redundancy (2+2)
? Power redundancy (1+1) [AC+AC, DC+DC, AC+DC]
? DCE plug-in card t*es
* 6-channel magneto card
* 6-channel 2W/4W E&M card
* 6-channel FXS card
* 6-channel FXO card
* 6-channel RS-232 card (low speed)
* 5-channel X.50 card
* 4-channel G.703/64K-CO card
* 4-channel V.35 card (n*64K)
? Drop & Insert function
? NMP, SNMP and Web based management
? EMS system supported
? Compliance with ITU-G.703, G.704, G.706, G.732, and G.823.

Specifications
G.703 E1 I/O Specifications
Framing:Unframed / Framed; CCS(PCM31) / CAS(PCM30); CR* On/Off
Bit rate2.048Mbps&plu*n;50 ppm
Line codeAMI / HDB3
Line impedance75 ohm, unbalanced (BNC)
120 ohm, balanced (RJ-45)
Relative receive level 0 / -43dB
Tran*it level
Pulse amplitudeNominal 2.37V &plu*n;10% for 75ohm
Nominal 3.00V &plu*n;10% for 120ohm
Zero amplitude: &plu*n;0.1V
Tran*it frequency trackingInternal timing&plu*n;30 ppm
Loopback timing&plu*n;50 ppm
External timing&plu*n;100 ppm
Jitter performanceAccording to ITU-T G.823
Complies withITU-T G.703, G.704, G.706 and G.732.
Interface connectorsBNC for unbalanced; RJ-45 Connector for balanced

Ethernet I/O Specifications
? Bridge module - 2 channels
? 10BASE-T/100BASE-TX, Full Duplex or Half Duplex
? 10BASE-T/100BASE-TX, Full Duplex or Half Duplex
? IEEE 802.3x flow control
? Real-time filtering with 256 address tables
? Automatic address learning, aging and deletion after 5 minutes
? Up to 340 packet-buffering capacity
? Forwarding and filtering rate at wire speed with through put latency of 1 frame.
? Auto padding of undersized packets to meet the minimum Ethernet packet size requirement
? Buffering modes can be selected according to the setting of WAN and LAN line speeds
? Ethernet interface has automatic Twisted Pair polarity correction
LAN
StandardFully compliant with IEEE 802.3/802.3u
ConnectorShielded RJ-45
Speeds10BASE-T/100BASE-TX, Full or Half Duplex
FramesSupports 64 to 1522 byte packet lengths, standard and extended length frames for VLAN tagging, etc.
Sub-E1 I/O Specifications
? Each card provides two E1 loops, each loop provides E1A/E1B channel
independently
? Hot-Swappable
? Each first E1 loop may provide external clock to be used as system clock source
FramingFramed CCS(PCM31) / CAS(PCM30)
CRC checkCR* On/Off
Bit rate2.048Mbps &plu*n;50 ppm
Line codeAMI / HDB3
Line impedance75 ohm, unbalanced / 120 ohm, balanced
Relative receive level0 / -43dB
Tran*it level
Pulse amplitudeNominal 2.37V &plu*n;10% for 75ohm
Nominal 3.00V &plu*n;10% for 120ohm
Zero amplitude &plu*n;0.1V
Jitter performanceAccording to ITU-T G.823
Complies withITU-T G.703, G.704, G.706 and G.732
Interface connectorsBNC for unbalanced
RJ-45 Connector for balanced
Loopback t*eRemote di*al loopback
Other Datacom I/O Specifications
N x 64 Module, 4 channels, High Speed Data Interfaces)
Interfaces t*esRS-530, X.21, V.35, RS-449 and RS-232
Interface connectorHD68 Female with appropriate cable adapter.
Line codeNRZ
Data rateN x 64kbps, where N equal 1 to 31 in CCS and N equal 1 to 30 in CAS
Async Module, 6 channels, <= 38.4kbps Async or 6 channels, 64/128kbps Sync

联系方式

企业名：上海凯润计算机网络系统有限公司

类型：生产加工

电话： 21-62242702

联系人：葛桂山

地址：上海上海市上海市普陀区光新路128弄阳光大厦4号1504室

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