System overview
2.4 Components
Distributed I/O system
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System Manual, 12/2016, A5E03576849-AG
Basic component
Function
Figure
Communication module
CM DP
The communication module CM DP
•
Connects the CPU with PROFIBUS DP
•
The bus connection is an RS485 interface
Interface module for
PROFINET IO
The interface module:
•
Can be used as IO device on
PROFINET IO
•
Links the ET 200SP with the IO controller
•
Exchanges data with the I/O modules via
the backplane bus.
Interface module for
PROFIBUS DP
The interface module:
•
Can be used as DP slave on PROFIBUS
DP
•
Links the ET 200SP with the DP master
•
Exchanges data with the I/O modules via
the backplane bus.
Summary of Contents for Simantic ET200SP
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