155Mbps 24 E1 Channels SDH Multiservice Access Platform with 1U Chassis and STM-1 SDH Multiplexer
- Two STM-1 optical interfaces with 1+1 redundancy (automatic backup if one fails)
- Two V.35/V.11 [N * 64K (N = 0 ~ 31)] channels
- Integration of SDH, PCM, PDH and Ethernet technologies
- Provides up to 4 physically isolated Ethernet networks with N * 2.048Mbps bandwidth
- 6-slot configuration supporting 8E1, 8 FXO/FXS, 8 RS232/RS485/RS422, Ethernet, E&M, Magnet, and Hotline cards
- Modular design with upgrade capability
- Supports point-to-point, chain-shaped, and ring network topologies
- Compliant with ITU-T G.813 standards for timing accuracy
- Faultless operation with online real-time monitoring
- Standard 19-inch 1U chassis for easy installation
The LNK-MSAP155-24 SDH/MSAP Multiplexer is a newly-developed optical fiber transmission equipment by E-link based on SDH technology. This SDH multiplexer satisfies user needs for reliable fiber optical transmission and access services while providing enhanced reliability.
The LNK-MSAP155-24 SDH optical multiplexer can be directly connected to remote PDH multiplexers, optical modems, and multi-service multiplexers, making it suitable for various environments. As an STM-1 grade SDH multiplexer, it functions as compact MSAP equipment that integrates multiservice access, SDH transmission, and PDH optical access functions. The platform provides streamlined, faultless operation for equipment configuration, data collection, and real-time network performance monitoring.
| Optical Interface | Rate: 155Mbps±4.6ppm | Fiber: Single/Multi-mode | Consumption: -15 ~ -8dBm | Wavelength: 1310nm/1550nm | Connector: FC/SC | Sensitivity: Better than -32dBm |
| E1 Interface | Rate: 2048Kbps | Code: HDB3 | Standard: ITU-T G.703 | Impedance: 75Ω/120Ω | Frame: PCM30/31 | Channels: Up to 24 |
| Ethernet Interface | Rate: N * 2.048Mbps (N≤50) | Duplex: Full/Half auto-negotiation | Connector: RJ-45 | Standard: IEEE802.3 |
| FXO/FXS Interface | Impedance: 200Ω + 560Ω//0.1μF | Audio: 300Hz-3400Hz | Compression: Class A ITU G.711 | Loop current: 25mA |
| EM2/4 Interface | Audio: 300Hz-3400Hz | Compression: Class A ITU G.711 | Echo loss: >18dB | Impedance: 600Ω balanced |
| V.24 Interface | Rate: asynchronous ≤9600bps and asynchronous 64kbps | Standard: CCITT V.28 |
| V.35 Interface | Rate: N * 64Kbps (N=0~31) | Standard: ISO2593, ITU-T V.35 | Connector: RJ-45 |
| Power | Supply: 220VAC/-48VDC | Consumption: ≤50W |
| Operating Environment | Temperature: -30°C to 50°C | Humidity: 5%-95% (no condensation) |
| Storage Environment | Temperature: -40°C to 80°C | Humidity: 5%-95% (no condensation) |
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