© Siemens AG 2011
RTU ET 200S with IM
PN/DP CPU
RTU
RTU
| Control center | ||
| SIMATIC PCS 7 TeleControl | ||
Ethernet | IEC | SCALANCE | |
S613 | |||
|
|
| MD741 |
Internet |
|
DSL router | IEC |
|
RTU ET 200S
with IM
PN/DP CPU
GPRS radio |
|
|
network |
|
|
| MD741 | Complex network structure, |
| combination of different | |
|
| |
|
| topologies and media |
RTU |
| |
| with CP 343 | IEC |
|
| |
IEC |
|
|
G_PCS7_XX_00271
IEC
It is also possible to connect an outstation via two transmis- sion paths to the control center in the SIMATIC PCS7 process control system to achieve redundant data transmission.
Redundant transmission paths can be based on the same or different communication protocols.
Control center
SIMATIC PCS 7 client
Terminal bus (Ethernet)
PCS 7 TeleControl OS server, redundant
Redundant system bus
RTU
IEC
RTU
IEC
RTU
TCP/IP to serial converter
IEC
RTU ET 200S
with IM
RTU
Path
redundancy,
1 medium
G_PCS7_XX_00272
IEC