Features / Services
B2–4
CP 343-5 for PROFIBUS / Manual Part B2
Release 11/2002
C79000-G8976-C160-02
Features / Services
Application
The CP 343-5 communications processor is designed for operation in a SIMATIC
S7-300 / C7-300 programmable logic controller. It allows the S7-300 / C7-300 to be
attached to a PROFIBUS fieldbus system.
Services
The current version of the CP 343-5 supports the following communication
services:
S
PROFIBUS–FMS (complying with EN 50170, FMS client and server
functionality)
as FMS master for the following types of connection:
– MMAC: Master–master acyclic
– MSAC: Master–slave acyclic
– MSAC_SI: Master–slave acyclic with slave initiative
– MSCY: Master slave cyclic
– BRCT (broadcast): Sending to all FMS stations
S
S7 communication and PG/OP communication
– PG functions with upload / download of FM modules, configuration /
diagnostics and routing
– operator control and monitoring functions (HMI)
– server for data exchange on one-sided configured connections without
communication blocks in the S7 station
S
S5–compatible communication (SEND/RECEIVE interface) over FDL
connections of the following type:
– specified FDL connections
– Free layer 2 connections (SDA, SDN)
– Broadcast
– Multicast
The CP 343-5 services mentioned above can be used at the same time
independently from one another.
Configuring
STEP 7 from version V5.1 SP3 and higher, and the installation of the NCM for
PROFIBUS optional package, delivered with STEP 7, are necessary for
configuration.
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