PDH Multiplexer

4E1 pdh multiplexer, 8E1 pdh multiplexer, 16E1 pdh multiplexer, 4E1+100M pdh multiplexer, 8E1+100M pdh multiplexer, 16E1+100M pdh multiplexer, 16E1+1000M pdh multiplexer

Features
Procide up to 4/8/16e1 channels and 2 optional porl 10/100Mbps ethernet channel
Fiber por bit rate: 155Mbps. Up to 120km distance without repeater
E1 line code: Hdb3, compliant to g. 703, g. 823 and g. 742
E1 channel support both 75 ohm & 120ohm impedance
Ethernet port support 10/100Mbps auto-detection, full/half duplex auto-negotiation
Ethernet port can transmit vlan tag
Complete alarm functions
Provide an RS232 asynchronous interface
Support the local/remote e1 loop back
Rmeote loop back provided by software and hardware
Provide RS232 port for management, gui interface
Stand alone, 220vac or-48vdc power supply optional
Specifications
Optical port
Port number: 1(back up optional)
Bit rate: 155MB/s+/-50ppm
Wavelength: 1310nm, 1550nm
Distance: 0-120km
Connector: Fc/PC
E1port
Port number: 4
Bit rate: 2.048Mbps(+/-100ppm)
Impedance: 75ohm or 120ohm
Line code: Hdb3, compliance with itu-tg. 703
Ethernet port
Port number: 2 optional
Speed: 10/100Mbps line speed
Duplex: Half/full auto-negotiation
Frame size: 64- 1536 bytes
Mac address: 1k
Mac aging time: 5 mins
Power supply
Input voltage: When-48V, -40V~60V(DC) is allowed
When~220V, -175V~264V(AC) is allowed
Overall power: 5W

16e1+1000m pdh multiplexer
Features:
Provide up to 16 e1 channels and 2 optional port 1000Mbps ethernet channel
Fiber port bit rate: 1.25gbps, up to 100km distance without repeater
Fiber port support 2 ports redundant backup and ALS* function
E1 line code: Hdb3, compliant to g. 703, g. 823 and g. 742
E1 channel support both 75ohm or 120ohm impedance
Ethernet port support 1000Mbps auto-detection, full/half duplex auto-negotiation
Ethernet port can transmit vlan tag
Ethernet ports is divided to two group which can't communicate with each other
Complete alarm functions
Specification:
Optical port
Port number: 1
Bit rate: 1.25GB/s+/-50ppm
Wavelength: 1310nm, 1550nm
Distance: 0 - 100km
Connector: Fc/PC
E1 port
Port number: 16
Bit rate: 2.048Mbps(+/-100ppm)
Impedance: 75ohm or 120ohm
Line code: Hdb3, compliance with itu-t g. 703
Ethernet port
Port nunber: 2 optional
Speed: 1000Mbps line speed
Duplex: Half/full auto-negotiate
Frame size: 64 - 1536 bytes
Mac address: 1k
Mac aging time: 5mins
Power supply
Input voltage: When-48V, -40V~60V(DC) is allowed
When~220V, -175V~264V(AC) is allowed
Overall power: 5W