OTSM 4x2 Mbit/s Optical Terminal & Secondary Multiplexer
- Optical line terminal & secondary plesiochronus multiplexer on single board unit
- Singlemode or multimode optical fibre transmissionat 1310 nm or 1550 nm
- Up to 120 km section length
- WDM option - two way single fibre transmission
- Local displaying of remote alarms
- Integrated control and monitoring n Line unit in Flexible multiplexer FM2x2
- Network management system SUNCE-M (by control unit OLC)
Basic function
- Fiber optic line transmission at 1300 nm or 1550 nm
- Transmitter LPLD - low power laser diode
- Receiver PINFET
- Up to 120 km section length
- Plesiochronous multiplexing
- 4x2 Mbit/s tributaries
- Positive justification according to ITU-T G.742
Applications
- In networks, for connecting:
- Exchanges
- PABXs (Private Automated Branch Exchange)
- RSUs (Remote Subscriber Unit)
- Concentrators
- Flexible multiplexers
- Cross-connect equipment
- Base stations
- Local computer networks
- 2 Mbit/s to the SDH network
- 2 Mbit/s users
- In different network topologies
- Point to point (point to multipoint)
- Drop insert
- Unidirectional ring
- For connecting with: X.21, V.35, Ethernet or SHDSL interfaces convertors
