Optical Input And Output; Multimode - Siemens SICLOCK PCON Operating Instructions Manual

Optical input and output

The SICLOCK PCON has an optical input and output. They are provided for
connecting an 820nm multimode fiber-optic cable.
6.1

Multimode

The following table summarizes the launchable transmission power and the
receiving sensitivity of the SICLOCK PCON for various types of glass fiber. The
permissible line attenuation is returned as the result.
Table 6-1
Type of glass fiber
Wavelength
Launchable transmis-
sion power PCON
Receiving sensitivity of
the PCON
Permissible fiber-optic
line attenuation includ-
ing plug connectors
and couplings (sys-
tem reserve 3dB)
Permissible lengths of
fiber-optic cable
®
SICLOCK PCON
Operating Instructions, 04/2012, A2B00056366E-01
Line attenuation
Fiber-optic cable
50/125µm
2.8 dB/km
820nm
-15.8 dBm
-25.4 dBm
6.6dB
Up to 2000m
Fiber-optic cable Fiber-optic cable
62.5/125µm
2.8 dB/km
820nm 820nm
-12 dBm -6.5 dBm
-25.4 dBm -25.4 dBm
10.4dB 15.9dB
Up to 3500m Up to 4500m
6
100/140µm
3.3 dB/km
6-16