Optical Protection Card

Optical Protection Card: OLP

Description

Function Support optical signal 1+1 protection, double transmitting and selective receiving, single terminal switching
Slot number 1/4 slot
Integration Support 1 or 2 groups of optical protection modules (optional according to the application scenario)
Working wavelength range 1528nm ~ 1568nm
Insertion loss TX≤4 dB, RX≤1.5 dB
Switching time <5 ms (switching time of pure optical switch)
Input optical power -25dBm ~ +21 dBm
Optical        power         detection

accuracy

±0.5 dBm (@>-25 dBm or above)
Polarization dependent loss ≤0.1dB
Isolation degree >50dB
Return loss >45dB
Switching time >(10)^7
Switching condition Relative power difference and absolute power value
Switching method Support locking, forced switching, manual switching and automatic switching
Reliability Power down / power on latch, hot pluggable, and main control card failure does not affect protection switching
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