Siemens 7XV5461-0B 00 Series Directions For Use Manual

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7XV5461-0Bx00 EnglishC53000-B1174-C173-5 63Reach 100 km:– Path attenuation With singlemode fibre, the light of thewave length λ = 1550 nm is anticipated withan optical signal attenuation of 0.22 dB/km.– Optical wave length λ = 1550 nmWhen using the 60-km device model for transmission links < 50 km, two attenuators mustbe connected to the end of the remote connection (see chapters Connection Notes andInstallation Notes).Reach 170 km:– Path attenuation With singlemode fibre, the light of thewave length λ = 1550 nm is anticipated withan optical signal attenuation of 0.22 dB/km.– Optical wave length λ = 1550 nmWhen using two 170 km device variants for transmission distances that are less than100 km, both delivered attenuators must be connect to the end of the remote connection (Rxand Tx) on one of the devices (see chapters Connection Notes and Installation Notes).Note: One attenuator is delivered pro 170 km device variant.min. max.Transmitting power coupled in singlemode fibre -5.0 dBm avg 0 dBm avgReceiver sensitivity -34 dBm avg -34.5 dBmavgOptical Power Budget 29 dBmin. max.Transmitting power coupled in singlemode fibre +1 dBm avg +5 dBmavgReceiver sensitivity -45 dBm avg -Optical Power Budget 43 dBCaution!For transmission links < 100 km, connecting the two attenuators to theend of remote connection is required as the optical receivers may bedamaged otherwise.