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OP-SDH-21E1+8FE 21E1+8FE SDH Multiplexer is a new generation multi-services transmission and access device based on SDH technologies. The function models design adopts G.783 suggestions and provides complete monitor, access, protection, network management and Ethernet access function. SDH155 can provide 2 STM-1 uplink interfaces, 21 E1 interfaces and 8 10/100BaseT Ethernet interfaces. It adopts modular structure design for flexible service configurations according to different requirements. It can be used as service access and transmission devices on access layer in the data traffic networks, adopts SNMP network management platform which provides grades powerful management based on Service/Client end mode.

         Product Features
 
  • High-integration, modularized design.
  • Provide 2 STM-1 uplink interfaces.
  • Provide 1+1 channel protection, realize fast protection switching.
  • 21 E1 interfaces and 8 10/100BaseT Ethernet interfaces.
  • Complete clock function, provide clock tracking and holding functions.
  • 2.048Mbit/s external synchronous signal input/output.
  • Clock resource can select line clock, external clock or free-run.
  • Via SNMP network management system, user can do operations for device and network formed by it and the operations include configuration, maintenance and monitor.
  • Network management can realize five major functions included: configuration, alarm, performance, maintenance and security which satisfy with ITU-T suggestions.
  • Provide Console interface, support local management via serial port on PC.
  • For Ethernet service, GFP and LAPS technology is used, have LCAS function.
 

PARAMETER APPLICATION DOWNLOAD CONTACT US

PARAMETER

OP-SDH-21E1+8FE    21E1 PDH Multiplexer
Optical interface
Interface Standard Complies with ITU-T G.957/G.958
Port Number 2
Transmission distance 0~120Km for option
Wave Length 1310nm
Rate 155.520Mb/s±4.6ppm
Fiber type ITU-T G.652/G.653, SM
Receiving sensitivity <-36 (BER<10)
Connector SC/FC
E1 Interface
Interface rate 2048Kb/s±50ppm
Port Number 21
Interface Standard comply with protocol G.703
Interface Code HDB3
E1 Impedance 75Ω (unbalance), 120Ω (balance)
Jitter tolerance In accord with protocol G.742 and G.823
Allowed Attenuation 0~6dBm
Ethernet interface (10/100M)
Interface rate 10/100 Mbps, half/full duplex auto-negotiation
Port Number 8
Interface Standard Compatible with IEEE 802.3, IEEE 802.1Q (VLAN)
MAC Address Capability can learn 1024 MAC address
Connector RJ45, support Auto-MDIX
Ethernet total cache 64MBits SDRAM
Dimension
Product Size 1U/19 inch: 483*126*44mm(WXDXH)
Simple packaging: 510X140X56mm(WXDXH)
Piece Weight 3KG
Operation Environment
Operating temperature 0°C~50°C
Storing temperature -20°C~70°C
Working Humidity 5%~95 % (no condensation)
Storage Humidity 5%~95 % (no condensation)
No causticity and solvent, dust free, and no strong magnetic interference.
Power
Voltage AC180V ~ 260V;DC –48V;DC +24V
Consumption ≤7W
Warranty 2 Year Warranty, Life-time Maintenance

APPLICATION

 


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Model
Description
DownLoad
OP-SDH-21E1+8FE 21E1+8FE SDH Multiplexer
 
Package Include
No
Package List
1
21E1+8FE SDH Multiplexer
2
User Guide
3
Warranty Card

CONTACT US

Thanks very much for your interest in OPTOSTAR,we are always glad to hear from you, please leave your message or contact us through details as below, we will respond as soon as possible.I believe that OPTOSTAR can bring you the greatest value!


(Please note the uppercase letters)   
  • A-14,Haide Building,the Intersection of Nanxin Road and Haide Second Road Nanshan District,Shenzhen,P.R.China(Office)
  • D Buliding,Technology Business Incubator,XinHangGang 2rd Road,Shuangliu District,Chengdu,P.R.China(Active Product Factory)
  • 18A-3,The Third Industrial Pork, Tangtou Village Shiyan Town Baoan District,Shenzhen,P.R.China(Passive Product Factory)
  • Email:info@optostar.com.cn
  • 0086-755-26400198/0086-0755-26400288   Fax:0086-755-26411001

Why OPTOSTAR

Shenzhen Optostar Optoelectronics Co., Ltd. was founded in May 2006 and headquartered in Nanshan District, Shenzhen, China. As a leading manufacturer and supplier for fiber optical components and system products in China, we can provide our customers with active components such as GPON/EPON, all serial SFP transceivers, Media Converters, PDH multiplexers, EDFAs, Video Multiplexers which are used for telecommunication, network and security. We are also producing passive components such as Patch Cords, CWDM, DWDM, PLC splitters and so on.

Our company has a lot of advantages based on 10 years of experience in the optical telecommunication industry: Perfect techniques and producing plant, Abundant technology development capability with 10 persons R&D team, Rich OEM & ODM co-operation experience with famous overseas companies, Strong ability to provide whole network solutions. We owned 2 production plants which the total area is more than 6000sqm and more than 300 workers and 50 technicians and 1 headquarter office which has sales team of around 30 persons. After more than ten years of operation, Optostar has successfully developed the worldwide market. Our products are widely accepted by the customer from all of the world and win good reputations by themselves. We promise to provide our customers with high quality products and nice services. To achieve your 100% satisfaction is our persistent goal all along!


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