This indicates that the cable is not in the right computer port or the cable is not plugged in properly. If communication fails then you will receive a message like below. If so, then close the Accessible Nodes window and proceed to the download or upload section. If communications are successful, you'll see a window pop up similar to the one below.

With the programming cable plugged in, you can check for proper operation by clicking on the Accessible Nodes icon. The CP5512 card draws its power from the computer.įor Ethernet (TCP/IP) use a standard Ethernet cable from the computer to a CPU with an Ethernet port, a CP 343/443 module or a network switch all ready attached to the PLC network. Be aware that the PC Adapter draws its power to work from the connection port so check the power LED for proper operation. These cables can piggyback on existing connectors. Note that PROFIBUS is labeled as DP on the Siemens connection ports. The CP5512 card and the PC Adapter can communicate on either an MPI or PROFIBUS port. The PC Adapter using a serial or USB connection There are three major types of programming cables:Ģ.

Connecting to the S7 PLC The Programming Cables

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