Siemens SIMATIC SCP Series, Руководство по эксплуатации

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Properties
Receiver input
Sensitivity min. -21 dBm
Input power max. -3 dBm
*
)
Depending on the cable used, you can find additional information in the "Industrial Ethernet /
PROFINET Passive network components" System Manual, see also section "Introduction", paragraph
"Additional documentation".
7.5 STP transceiver
ST/BFOC connectors
The attachment to Industrial Ethernet uses ST/BFOC con‐
nector technology (Straight Tip/Bayonet Fiber Optic Connec‐
tor).
7.5.1 STP991-1
Properties
Transmission mode
100Base-FX complying with IEEE 802.3
Transmission rate 100 Mbps (Fast Ethernet)
Transmission medium Multimode fiber-optic cable
Light source LED/Class1-LASER "Eye safe"
Wavelength 1300 nm
Cable length (max.) *
)
At 50 µm fiber core diameter 3 km
At 62.5 µm fiber core diameter 3 km
Transmitter output (optical) Minimum At 50 μm -23 dBm
At 62.5 μm -19 dBm
Maximum -14 dBm
Receiver input Sensitivity min. -32 dBm
Input power max. -3 dBm
*) Depending on the cable used:
● If you are using at least OM1 fibers (attenuation ≤ 1.5 dB/km, bandwidth length product ≥
500 MHz*km), you can reach a cable length of up to 3 km.
● When are using fibers with attenuation values ≤ 1 dB/km, you can reach a cable length of
up to 5 km.
You can find additional information in the "Industrial Ethernet / PROFINET Passive network
components" System Manual, see also section "Introduction", paragraph "Additional
documentation".
Technical data
7.5 STP transceiver
Transceiver SFP/SFP+/SCP/STP
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Operating Instructions, 12/2017, A5E02630804-11