Network Device, DL3800E User's Guide

A-1
A
Specifications A
E1 NETWORK INTERFACE
EXTERNAL CLOCK INTERFACE
Parameter Setting
Interface Type E1
Number of Ports 2, 4, 6 or 8
Framing Formats CRC4 (Enabled or Disabled)
Line Code HDB3
Transmit Line Rate 2.048 Mbps ± 50 ppm
Receive Line Rate 2.048 Mbps ± 75 ppm
Synchronization Internal, Loop-timed, or External
Network Connector DA-15 Socket or BNC connectors
Parameter Setting
Rate 2.048 MHz ± 50 ppm
Connector Type DE-9
Input Impedance 10 k9
Input Voltage ±7 V per RS-422 Standard (Balance)