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Passive Components for RS-485 Networks
4-24
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
4.2 FastConnect Bus Connector
Uses
Using the bus connector for SIMATIC NET PROFIBUS:
S Nodes with an electrical 9-pin sub-D interface complying with EN 50170 can be
connected directly to the SIMATIC NET PROFIBUS cables
S Electrical segments or individual nodes can be connected to the optical link
module (OLM, OBT).
S Nodes or programming devices can be connected to a repeater.
Note
The integrated bus terminators and the mechanical specifications of the SIMATIC
NET bus connectors are tailored to the SIMATIC NET PROFIBUS cables (cable
type A of the PROFIBUS standard EN 50170-1-2). Fitting bus connectors to
cables with different electrical or mechanical properties can cause problems during
operation!
4.2.1 The FastConnect System
Uses
PROFIBUS FastConnect is a system for fast simple assembly of PROFIBUS
copper cables.
Design
The system consists of three components:
S FastConnect LAN cables for fast installation
S FastConnect stripping tool
S FastConnect bus connectors for PROFIBUS
(with insulation displacement system)
Note
All PROFIBUS FastConnect LAN cables can also be fitted into the normal bus
connectors with screw terminals.
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