Siemens CP 343-1 manual Extended Functions Compared with Version, Requirements General Operation

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Note

If there is a diagnostic connection to the CP via the CPU, configuration data cannot be downloaded automatically to the CP by the CPU at the same time!

Extended Functions Compared with Version 5

SReading and writing data in the FETCH/WRITE mode

The services FETCH and WRITE are supported for direct access to sy- stem memory areas on the SIMATIC S7 PLC via ISO transport and and ISO-on-TCP connections. The SIMATIC S7-300 with the CP 343-1 is always the server (passive connection establishment), while the fetch or write access (client functionality with active connection establishment) originates from a SIMATIC S5 PLC or other device

Requirements – General Operation

The following table shows the S7–300 CPUs with which the CP 343–1 can be operated with this range of functions:

Table 2

CPU

CPU 312 IFM

CPU 312 (T)

CPU 313

CPU 314

CPU 314 (T)

CPU 314 IFM

CPU 314 IFM (T)

CPU 315

CPU 315–2 DP

CPU 315–2 DP (T)

CPU 316–2 DP

CPU 318–2

MLFB–Number

6ES7 312–5AC02–0AB0

6ES7 312–5AC82–0AB0

6ES7 313–1AD03–0AB0

6ES7 314–1AE04–0AB0

6ES7 314–1AE84–0AB0

6ES7 314–5AE03–0AB0

6ES7 314–5AE83–0AB0

6ES7 315–1AF03–0AB0

6ES7 315–2AF03–0AB0

6ES7 315–2AF83–0AB0

6ES7 316–2AG00–0AB0

6ES7 318–2AJ00–0AB0

Product information CP 343–1	5
C79000–Z8964–C038–05