Hitachi GR2000 Series Installation Manual page 200

This is SM type quartz fiber optic cable with a core diameter of 8.0
diameter of 125 m. The maximum allowable transmission distance between the
µ
devices is 80km when a fiber optic cable with a transmission loss of 0.3 dB/km
(wavelength of 1550nm) or less is used.
The boundary for the NWOC48 is the connector on the side of this device.
A single mode fiber optic cable can be used for connecting with the device. A
summary diagram is shown in Figure 3-99 below.
Table 3-105 shows the optical interface specification for NWOC48.
O 21: [D irect connection between devices]
Rec om m ended m odel nam e:
Hitachi O ptic al F iber Cable C-2DS F 0803(2)(D )#S /P /0. 2# [ ] M : 2-c ore SC connector –
2-core S C connector. (core length in brack ets )
m and a clad
µ