Beijing Raisecom Science & Technology Co., Ltd
Chapter 2 Technical Specifications
2.1 E1 Interface Specification
Bit
rate:
2048Kbps±50ppm
Line
code:
HDB3
Interface impedance:
120
Ω
balanced signal
Electrical characteristic: Compliant to ITU-T G.703
Transfer characteristic: Compliant to ITU-T G.823
Jitter
Tolerance:
ITU-T
G.724
2.2 Fast Ethernet Interface Specification
IEEE 802.3
IEEE 802.3u
IEEE 802.1d Spanning Tree
IEEE 802.1q VLAN
Support oversized Ethernet data frame up to 1916 bytes
Working mode: 10/100M Auto-Negotiation, Auto-MDI/MDIX (manual configurable)
Flow control: IEEE802.3x and back pressure
2.3 Optical Interface Specification
Bit
rate:
150Mbps
Fiber
connector:
SC
Transmission distance: Single mode dual-strand S1=0 – 25 km, S2=10 – 60 km
2.4 Ambience
Working temperature: 0 ~ 45
℃
Relative humidity:
≤
90% (25
℃
)
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