Siemens CP 343-1 manual Properties / Services, Application, B3L−5

1 Properties / Services

1 Properties / Services

Application

The CP 343−1 Lean communications processor is designed for operation in a SIMATIC S7-300 programmable logic controller. It allows attachment of the S7−300 to Industrial Ethernet and supports PROFINET IO.

A 2-port switch with autocrossing, autonegotiation and autosensing was integrated in the CP for simple integration in a line or for attaching a further Ethernet device.

Services

The CP supports the following communication services:

SPROFINET IO device

Integration of the SIMATIC S7−300 programmable controller over the CP as intelligent PROFINET IO device.

SS7 communication and PG/OP communication

−PG functions (including routing)

−Operator control and monitoring functions (HMI)

−Server for data exchange on S7 connections configured at one end only without communication blocks on the S7-300 / C7-300 station

SS5 compatible communication with

−SEND/RECEIVE interface over ISO-on-TCP, TCP and UDP connections

−Multicast over UDP connection

The multicast mode is made possible by selecting a suitable IP address when configuring connections.

−FETCH/WRITE services (server; corresponding to S5 protocol) via ISO-on-TCP connections and TCP connections;

The addressing mode can be configured for FETCH/WRITE access as the S7 or S5 addressing mode.

−LOCK/UNLOCK with FETCH/WRITE services;

CP 343-1 Lean for Industrial Ethernet / Manual Part B3L	B3L−5
Release 03/2007

C79000-G8976-C198-04