Siemens SIMATIC NET System Manual

Communications processors for SIMATIC S7
8.4 Communications processors for SIMATIC S7-400
Industrial Ethernet
320 System Manual, 09/2019, C79000-G8976-C242-10
Functions
The communications processors of this category support the following protocols and
technologies:
Protocol / function
CP 443-1
SIPLUS CP 443-1
CP 443-1 Advanced
SIPLUS CP 443-1 Ad-
vanced
CP443-1 RNA
CP 443-1 OPC UA
Ethernet
interface
RNA inter-
face
PROFINET
→ IO controller
●
●
-
-
-
→ IO device
-
-
-
-
-
→ CBA
-
●
-
-
-
IT
1)
● (only Web serv-
er)
● - - -
IP-R
2)
-
●
-
-
-
MRP
●
●
-
-
-
PRP
-
-
-
●
-
FTP
-
●
-
-
-
S7 communication
→ Programming device
function, operator con-
trol and monitoring
● ● ● (only ISO) ● -
→ Data exchange
●
●
● (only ISO)
●
-
SEND/ RECEIVE
→ ISO transport con-
nection
● ● ● ● -
→ TCP, ISO-on-TCP,
UDP
● ● - ● -
→ Multicast through
UDP
● ● - ● -
→ FETCH/WRITE
●
●
● (only ISO)
●
-
Open TCP/IP communi-
cation
● ● - ● ●
PG/OP communication
●
●
●
●
●
Communication via OPC UA
→ As an
OPC UA server
- - - - ●
→ As an OPC UA client
-
-
-
-
●
Firewall and VPN (IP-
sec)
- ● - - -
●
Suitable / available or according to the specified standard.
1)
IT stands for Web server, e-mail, FTP
2)
IP-R stands for routing between the interfaces
*
)
Only web server

Siemens SIMATIC NET Specifications

General

Category	Industrial Communication Software
Manufacturer	Siemens
Operating Systems	Windows, Linux
Protocols Supported	PROFIBUS, PROFINET, OPC UA
Compatibility	Siemens PLCs, Third-party devices with supported protocols