Siemens SIMATIC NET - Communications Processors for SIMATIC S7-300

Communications processors for SIMATIC S7
8.2 Communications processors for SIMATIC S7-300
Industrial Ethernet
System Manual, 09/2019, C79000-G8976-C242-10
311
Based on the industrial automation system SIMATIC S7, two upgraded SIPLUS versions are
available.
● For an expanded temperature range of -25 °C to +60 °C, some devices up to +70 °C.
● With conformal coating for extreme ambient conditions and for use on rolling stock
according to EN 50155.
Note
SIPLUS
Detailed information and t
he technical documentation on SIPLUS is available under:
SIPLUS (
https://w3.siemens.com/mcms/siplus/en/siplus-extreme/Pages/Default.aspx)
8.2 Communications processors for SIMATIC S7-300
Description
Figure 8-3 SIMATIC S7-300: CP 343-1 ERPC
The communication processors of the category SIMATIC S7-300 have a rugged plastic
housing for installation on an S7-300 standard rail. The connection to S7-300 components is
made via a backplane bus.
Features
CP 343-1 Lean
SIPLUS CP 343-1 Lean
CP 343-1
SIPLUS CP 343-1
CP 343-1 Advanced
SIPLUS CP 343-1 Advanced
CP 343-1 ERPC
External power supply
24 V DC
● ● ● ●
Connectors Industrial
Ethernet / PROFINET
1x RJ45 2x RJ45 2x RJ45 2x RJ45
Integrated 2-port
switch
- ● ● ●