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HomeProductsPCM MultiplexerIntegrated PCM Multiplexer > 1~120ch Telephone Multiplexer Chassis
产品详细页

PCM Optical Integrated Services Access Equipment, also called Phone Multiplexer, is designed for electric power, public security, military and oil field etc. The optical fiber rate is 150Mbps and up to 120 channel telephones over fiber are available together with 4 E1, 4 Ethernet interfaces sharing 100M with VLAN. This device is with perfect alarm indicator and network management function. Using standard 19-inch 5U structure, it is compact and with good appearance.

Features
-> One main card to offer 30channels telephone, 4 Ethernet with VLAN and 4E1.
-> Three extra cards and each card to offer 30channels telephone
-> The power supply is separate for the main and extra cards
-> Using dedicated integrated circuit design, stable and reliable
-> Perfect alarm and status indicator function
-> Module power supply with anti-jamming ability to ensure long life
Interface Parameters:
E1 interface:
-> 4 E1 ports
-> HDB3 coding,perfect alarm in base lines indicator function
-> Bit error rate: 2048K±50ppm
-> 75Ωphysics port adopts DB37-8BNC adapter , 120Ωphysics port adopts DB37-4XRJ45 adapter
-> According to ITU-T G.823

Fast Ethernet interface:
-> Supply 4 Ethernet interface shared 100Mbps. Support VLAN based on interfaces. Fully comply with IEEE 802.1Q
-> Support 1024 MAC address list. The local data stream will not be sent to the remote.
-> Support minimum 64 bytes. The maximum 1916 bytes.
-> Support stream statistics for each Etehrnet interface such as error package quantity, totol package quantity etc.
-> Be able to set full/half duplex mode by network management
Optical interface:
-> Transmit Mode : Single/ Multi-mode
-> Module : Single/Double Fiber
-> Interface : FC/SC/ST
-> Wavelength : 1310nm/1550nm
-> Distance : 2Km/40Km/60Km/120Km
(Standard Setup : Single-mode/Double Fiber/1310nm/40Km)

Normal phone interface parameters:
-> The maximum 120 channel normal telephone.
-> Impedance: 200Ω+680Ω‖0.1uF
-> Frequency character: 300-3400Hz(-0.6-+3dB )
-> Weighted noise: ≤-65dBmop
-> Interface loop resistance: ≤1800Ω
General characteristics:
-> Voltage supply: DC-48V, tolerance range: -36V ~ -72V
AC220V, tolerance range: 165 ~ 265V
-> Power consumption: ≤120W
-> Work temperature: 0 ~ 70℃
-> Relative humidity: ≤90%(25℃)
-> Overall dimension: Width X Height X Depth = 483mm×223mm×260mm

Typical Application Diagram

   
 

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Tel: +86-10-62924922/62926577
Fax: +86-10-62922921                         
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