Hardware and Connections
2-137SA522 Manual
C53000-G1176-C119-2
2.1.4 Connections to Optical Communication Interfaces
Optical
Communication
Interfaces
The three available versions of optical communication interfaces are shown in Figure
2-14. The ports are supplied with caps to protect the optical components against dust
or other contaminants. The caps can be removed by turning them 90° to the left.
Figure 2-14 Optical communication interfaces with protective caps
Connections to
Optical
Communication
Interfaces
Optical connector type: ST–connector
Fibre type: Multimode graded-index (“G”) optical fibre
G50/125 µm,
G62.5/125 µm,
G100/140 µm
Wavelength: λ = 820 nm (approximately)
Allowable bending radius:
For indoor cable r
min
= 5 cm (2 in)
For outdoor cable r
min
= 20 cm (8 in)
Laser class 1 (acc. EN 60825–1) is achieved with fibre type G50/125 µm and
G62.5/125 µm.
2 channel 1 channel
Ch1
P-Slave
Ch2
P-Master
UART
Ch1
P-Slave AMO
1 channel
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