Siemens SIMATIC NET CP 343-1 - Manual (Page 7)

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5 Product information CP 343–1
C79000–Z8964–C038–05
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
S
Reading 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 MLFB–Number
CPU 312 IFM 6ES7 312–5AC02–0AB0
CPU 312 (T) 6ES7 312–5AC82–0AB0
CPU 313 6ES7 313–1AD03–0AB0
CPU 314 6ES7 314–1AE04–0AB0
CPU 314 (T) 6ES7 314–1AE84–0AB0
CPU 314 IFM 6ES7 314–5AE03–0AB0
CPU 314 IFM (T) 6ES7 314–5AE83–0AB0
CPU 315 6ES7 315–1AF03–0AB0
CPU 315–2 DP 6ES7 315–2AF03–0AB0
CPU 315–2 DP (T) 6ES7 315–2AF83–0AB0
CPU 316–2 DP 6ES7 316–2AG00–0AB0
CPU 318–2 6ES7 318–2AJ00–0AB0