Introduction:
ELAN2000B PDH Modular Data Optical Multiplexer is a kind of multi channel optoelectronic integrated transmission device consist of Extra Large Scale Integration as the core, support multi E1 interface/V.35 interface/Ethernet interface, apply to small capacity switch networking, users ring networking, mobile communication (base station), private network, DDN network, etc.
Main Feature:
1. Four general service slots, support multi service module (Hot Pluggable), on-demand configuration and expansion;
2. System total capacity: 20* E1 digital path interface (5+5+5+5);
3. Each slot can support 5*E1, 4*E1, 2*E1, 2*V.35, or 2*RJ45 (1~5* E1 bandwidth) card;
4. Matching function: Dual power supply back-up; Dual optical Interface back-up; 100M Ethernet interface.
5. Support home terminal device power failure alarm function;
6. Provide 1* RS232 asynchronous data interface;
7. Provide 1* management interface, can achieve centralized monitoring and support system upgrade;
8. Provide loop-back switch, support local and remote loop-back function;
9. Adopting large scale chip, simple circuit, low power consumption, high reliability;
10. Adapt to multi power supply environment -48VDC, +24VDC or 220VAC;
11. Standard 19"1U chassis, small volume, light weight, working stably and reliably, easy to install.
Technical Parameter:
E1Interface Electrical Specification
Nominal Speed Rate: 2048Kbps, Tolerance ±50ppm
Code Type: HDB3
Interface Impedance: 75Ω (unbalanced) or 120Ω (balanced) is optional
Digital Interface Electrical Specification: Comply with ITU-TG.703 propose
Jitter Characteristic: Comply with ITU-TG.823 propose
Input Jitter Tolerance: Comply with ITU-TG.823 propose
Output Jitter: Comply with ITU-TG.823 propose
Level: ±2.37V±10% or ±3.00V±10%
Interface Connector is: BNC Coaxial Mount or RJ-45 Crystal Head
Optic Interface
Single Mode Transmitting Optical Power: -3dBm ~ -9dBm
Single Mode Receiver Sensitivity: -33dBm ~ -40dBm
Fiber Connector: Dual SC/Dual FC/Single SC is optional;
Applicable Fiber: Single mode, Multi mode.
Management Interface and Expansion Serial Port Specification
Connector: RS-232
Interface Level: RS-232 level
Interface Connector: RJ-45
Management Interface Baud Rate: 57600bit/s
Power Supply
DC Power Supply Voltage: -48VDC, Tolerance Range -24V~-72V
DC Power Supply Voltage: +24VDC, Tolerance Range +20V~+28V
AC Power Supply Voltage: 170V~270V
Power Consumption: ≤ 10W
Working Environment
Environment Temperature: 0~60℃
Relative Humidity: ≤90% (35℃)
Atmospheric Pressure: 86-106Kpa
Dimension
483*270*45 mm (Standard 19" 1U)
