The CP 343-1 ERPC offers all the advantages of the SIMATIC S7-300 design:

• Compact design;
  the rugged plastic enclosure features the following on the front panel:
  • RJ45 socket for connection to Industrial Ethernet;
    Automatic detection of data transfer rate by means of autosensing function;
    The RJ45 socket is designed to be industry-compatible with an additional sleeve for connection of the IE FC RJ45 Plug 145/180;
    Integral autocrossover function permits use of uncrossed connecting cables
  • 2-pin plug-in terminal strip for connection of the 24 V DC external supply voltage
  • Diagnostics LEDs for indicating the operational and communication status
• Easy installation;
  the CP 343-1 ERPC is mounted on the rail of the S7-300 and connected to the adjacent modules by means of the bus connectors. No slot rules apply.
• Fanless operation;
  no backup battery required.
• The CP 343-1 ERPC can also be used in the expansion rack (ER) in conjunction with the IM 360/361
• The C-PLUG (configuration plug) is included in the scope of delivery as replacement medium (operation without C-PLUG is not possible)