Communication via Ethernet CPs in S7 Stations
17
SIMATIC NET NCM S7 for Industrial Ethernet
C79000-G8976-C129–06
SFile management and file access with FTP
The IT-CP (S7-400 / S7-300) provides additional functions for FTP services.
You can use your S7 station both as an FTP client and as an FTP server (refer
to the manual of the IT-CP /5/).
– S7 Station as FTP Client
You can transfer data blocks from or to a file server.
– S7 Station as FTP Server
Another station, for example, a PC transfers data blocks to or from the S7
station the file system on the IT-CP.
Possibilities for Communication between Device Types
The possible communication available with the types of communication listed
above is shown in the following table:
S7-300 S5-115 to -155U/H
S7-400
PC
S7-300
S7/M7-400
SEND/RECEIVE
S7 communication SEND/RECEIVE
SEND/RECEIVE
S7 communication
SEND/RECEIVE
S7 communication
SEND/RECEIVE
SEND/RECEIVE
S7 communication1)
HTML process
control
FETCH/WRITE
FETCH/WRITE
SEND/RECEIVE
FETCH/WRITE
PG/OP
communication1)
S7 communication1)
HTML process
control
SEND/RECEIVE
FETCH/WRITE
PG/OP
communication1)
FTP services
FTP services
S7 communication
1) PC only as client
PROFInet
PROFInet
FTP services