Cable Lengths For Sfp - Siemens SCALANCE X308-2M Operating Instructions Manual

8.10.3

Cable lengths for SFP

Table 8- 134 Permitted cable lengths (fiber-optic) Fast Ethernet
Device:
transceiver
SFP991-1
SFP991-1LD
SFP991-1LH+
SCALANCE X-300
Operating Instructions, 02/2012, A5E01113043-12
(Variant)
(1 x 100 Mbps, LC port
optical, multimode glass, up
to max. 3 km)
(1 x 100 Mbps, LC port
optical, single mode glass,
up to max. 26 km)
(1 x 100 Mbps, LC port
optical, single mode glass,
up to max. 70km)
Fiber FO cable lengths
50/125 µm multimode 0-3km
fiber (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)
9/125 µm single 0 -26km
mode fiber (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)
9/125 µm single *) -70 km
mode fiber (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)
Technical specifications
8.10 SFP technical specifications
219