Allied Telesis AT-LX3800U - Manual (Page 76)

Appendix A: Technical Specifications
76
DC Version
Maximum Power Consumption: 100 watts
Input Voltage 40 - 60 VDC
Maximum Input Current 2.5 A
Optical Specifications
* The Rx port’s maximum input signal is -7 dBm
** Closed Fiber Link (otherwise, OFC [open fiber control] will reduce the
output power)
Table 7. Optical Power per Channel for Line Ports with Optical MUX/DEMUX Losses Included
Slot
No.
Wavelength
(nm)
TX Line Port
Output**
Power, dBm
RX Line Port
Sensitivity*
OC-48, dBm
BER=10^-10
RX Line Port
Sensitivity*
GE,dBm
BER=10^-12
RX Line Port
Sensitivity*
OC-12, dBm
BER=10^-10
RX Line Port
Sensitivity*
OC-3, dBm
BER=10^-10
Min. Max.
1 1470 1 4 -25 -28 -30 -32
2 1490 1 4 -25 -28 -30 -32
3 1510 0 3 -26 -29 -31 -33
4 1530 0 3 -26 -29 -31 -33
5 1550 0 3 -26 -29 -31 -33
6 1570 -1 2 -27 -30 -32 -34
7 1590 -1 2 -27 -30 -32 -34
8 1610 -1 2 -27 -30 -32 -34
Table 8. Power Budget Per Channel
LX3800U OC-48 GbE OC-12 OC-3 Fast Ethernet
Power budget
(MUX/DEMUX
included) 26 dB
BER<10^-10 29 dB
BER<10^-12 31 dB
BER<10^-10 33 dB
BER<10^-10 33 dB
BER<10^-12
Dispersion
penalty for fiber
with 20ps/
(nm*km) at 1610
nm <3 dB
(80 km) <1dB
(135 km) <1dB
(135 km) <1 dB
(135 km) <1 dB
(135 km)