Connections To Optical Communication Interfaces - Siemens SIPROTEC 7SJ62 Instruction Manual

Hardware and Connections
2.1.4

Connections to Optical Communication Interfaces

Optical
Communication
Interfaces
Connections to
Optical
Communication
Interfaces
2-12
The two available versions of optical communication interfaces are shown in Figure 2-
12. 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.
2 Channel
Figure 2-12 Optical Communication Interfaces with Protective Caps
Optical Connector Type: ST–Connector
Fiber Type:
Wavelength:
Allowable Bending Radius:
Laser class 1 (acc. EN 60825–1) is achieved with fiber type G50/125 µm and
G62.5/125 µm.
1 Channel
Multimode graded-index ("G") optical fiber
G50/125 µm,
G62.5/125 µm,
G100/140 µm
λ = 820 nm (approximately)
For indoor cable r = 2 in (5 cm)
min
For outdoor cable r = 8 in (20 cm)
min
1 Channel
7SJ62 Manual
C53000-G1140-C121-1