Siemens SCALANCE X-300

Technical specifications
8.7 SFP technical specifications
SCALANCE X-300
188 Operating Instructions, 10/2010, A5E01113043-10
8.7.3 Cable lengths for SFP
Table 8- 92 Permitted cable lengths (fiber-optic) Fast Ethernet
Device:
transceiver
(Variant) Fiber FO cable lengths
SFP991-1 (1 x 100 Mbps, LC port
optical, multimode glass, up
to max. 3 km)
50/125 µm multimode
fiber
0-3km
(1 dB/km at 1310 nm;
1200 MHz*km;
maximum insertion loss 0.5 dB;
9 dB max. permitted FO cable attenuation at 3 dB
link power margin)
SFP991-1LD (1 x 100 Mbps, LC port
optical, single mode glass,
up to max. 26 km)
9/125 µm single
mode fiber
0 -26km
(0.5 dB/km at 1300 nm;
maximum insertion loss 0.5 dB;
14 dB max. permitted FO cable attenuation at 2 dB
link power margin)
SFP991-1LH+ (1 x 100 Mbps, LC port
optical, single mode glass,
up to max. 70km)
9/125 µm single
mode fiber
*) -70 km
(0.28 dB/km at 1550 nm;
maximum insertion loss 0.5 dB,
26 dB max. permitted FO cable attenuation at 2 dB
link power margin,
*) minimum cable attenuation 3 dB)
Table 8- 93 Permitted cable lengths (fiber-optic) gigabit
Device:
transceiver
(Variant) Fiber FO cable lengths
62.5/125 µm
multimode fiber
0-350m
(3.1 dB/km at 850 nm;
200 MHz*km;
maximum insertion loss 0.5 dB;
4.5 dB max. permitted FO cable attenuation at 3 dB
link power margin)
SFP992-1 (1 x 1000 Mbps, LC port
optical, multimode glass, up
to max. 750m)
50/125 µm multimode
fiber
0-750 m
(2.5 dB/km at 850 nm;
1200 MHz*km;
maximum insertion loss 0.5 dB;
4.5 dB max. permitted FO cable attenuation at 3 dB
link power margin)
SFP992-1LD (1 x 1000 Mbps, LC port
optical, single mode glass,
up to max. 10km)
9/125 µm single
mode fiber
0 -10 km
(0.5 dB/km at 1310 nm;
maximum insertion loss 0.5 dB;
6 dB max. permitted FO cable attenuation at 3 dB
link power margin)
SFP992-1LH (1 x 1000 Mbps, LC port
optical, single mode glass,
up to max. 40km)
9/125 µm single
mode fiber
*) -40km
(0.4 dB/km at 1550 nm;
maximum insertion loss 0.5 dB,
18 dB max. permitted FO cable attenuation at 2 dB
link power margin,
*) minimum cable attenuation 3 dB)