30Ch FXO/FXS + 4Ch E1 + 4Ch Fast Ethernet over STM-1 SDH Fiber
Multiplexer
Product Advantages
► Up to 30 channel DS0 / Voice
► Up to 4 port fast Ethernet
► Up to 8 port E1
► Optical speed : STM-1 155 Mbps
► Comply with ITU-T standard G.703, 707, 781, 782, 783, 784,
803,811,813,825 and 826
► Ethernet service supporting GFP/LCAS/VCAT Q in Q encapsulation,
VC12 virtual concatenation
► Complete service quality monitoring, advanced network management
► Simple plug-and-play installation
► Support: FXS, FXO, 2/4 wire voice band lease line, 2/4 wire
E&M, hot line, magnet telephone, RS-232/422/485/, v.35, G.703
64k
Overview
LNK-SDH-30P8E14FE is compact 1U shelf Multi-Service Access Multiplexer/PCM with
Telephone, E1, and Fast Ethernet over 155M STM SDH. It is designed for applications in metro and access networks to
facilitate the efficient transport of traditional TDM and emerging
data traffic for service providers.
SDH/STM1 optical uplink |
Optical Interface | 2 STM-1 optical interfaces (1+1 supported) |
Connector | SFP |
Transmitting Range | S-1.1, L-1.1, L-1.2 Range from 1, 20, 40, 60, 80, 100 to 120 Km
(74.5 miles) |
 WDM
| Single fiber bi-directional (WDM) interface can be optionally
supported |
Protection | Supports 1+1 protection and Automatic Protect Switch (APS) with
self-recovery time less than 50ms |
E1 Interface |
Standard | Compliance to ITU-T G.703 |
Line Code | HDB3 |
Impedance | balanced 120Ω or unbalanced 75Ω |
Connector | BNC or RJ45/48 |
Data Rate | 2048K bps |
PCM signaling | ITU-T G.732 PCM30 or PCM31 standard. TS 16 as signaling time slot |
Jitter and Wander | Meets G.823 and G.824 jitter and wander requirements for T1/E1
interface |
FXS interface |
Standard: | Compliance to ITU-T G.711 |
Ring Voltage | 75V |
Ring frequency | 25HZ |
Insert loss | -3 ±0.75 dB |
Cross talk loss | <63.7 dB mop |
Independence | 600 Ohm |
Frequency characteristic | 300~3400 Hz (-0.6 ~ +3 dB) |
Signaling | loop start |
Echo loss | 40 db |
CMRR | 70 dB |
PWRR | 30 dB |
Isolation | 1500 Vrms |
Caller ID | Support |
In-band Fax | Support for Group III fax |
Thunder lightening | Thunder lightening protect circuit |
FXO interface |
Standard | Compliance to ITU-T G.711 |
Ring voltage detect threshold | 35V |
Ring frequency detect threshold | 17 to 60Hz |
Independence | 600 Ohm |
Echo loss | 40 db |
Isolation | 1500 Vrms |
Fast Ethernet Data |
Ethernet Port | 4 port IEEE 802.3 UTP |
Bandwidth | 100Mbps |
Mode | Share or VLAN/Separate |
802.1Q VLAN | Support |
Other |
Power Supply | -48V DC, +24VDC or 220V (110V) AC |
Optional 1+1 power supply | AC+DC or DC+DC |
Dimension (WxHxD) | 440 × 44 ×138mm |
Operating Temperature | -5°C to 60°C |
Storage Temperature: | -20°C to 70°C |
Relative Humidity: | 5% to 90% non-condensing |
Regulatory Approvals |
ISO9001, CE, FCC, RoHS |
Ordering informationModel | Description |
|
LNK-SDH-30P8E14FE | 30*FXO/FXS + 4*E1 + 4 *Fast Ethernet over STM-1 SDH Fiber
Multiplexer, 1+1 SFP Fiber Port, Single Mode 20KM |
