Hardware and Connections
2-317SA6 Manual
C53000-G1176-C133-1
The device version with a Profibus interface RS 485 (electrical) has a DSUB socket
instead of the optical communication interface B in the inclined housing located on the
bottom side of the device (see Figure 2-28).
Figure 2-28 Inclined housing with optical communication interface B and DSUB socket for
Profibus interface
Connections to
Optical
Communication
Interfaces with
ST-connector
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.
Connections to
Electrical Commu-
nication Interfaces
Electrical
Communication
Interfaces
9-pin D-subminiature female socket connectors are provided for all electrical commu-
nication interfaces of the 7SA6. The connector is illustrated in Figure 2-29. The pin as-
signments are described in Subsection 8.2.1.
Channel B
Channel D
Channel C
Channel E
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