Siemens SIMATIC NET CP 343-1 - Manual (Page 5)

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3 Product information CP 343–1
C79000–Z8964–C038–05
1 The CP 343-1 Communications Processor
Application
The CP 343-1 communications processor is designed for operation in an
S7-300 programmable logic controller. It allows the S7-300 to be attached to
Industrial Ethernet.
LED displays
Mode selector
AUI/ITP interface
15-pin sub D
with sliding locking
mechanism
Figure 1 CP 343-1
Design
The module has been designed to match the components of the S7-300
programmable logic controller and has the following features:
S
Double-width module for simple installation in the S7-300 rack.
S
The operator controls and displays are all located on the front panel.
S
No fan necessary.
S
Direct backplane bus connection of the modules via accompanying
backplane module connectors.
S
15-pin sub D female connector with sliding locking mechanism for
attaching the CP 343-1 to Industrial Ethernet (automatic switchover
between the AUI interface and Twisted Pair interface).