Settings of External Device

Use the ladder software "STEP 7 Micro/WIN 32" to perform the communication settings for the S7-200 Series.

  1. Click [Communication] in the menu list. Check the connection among PLC (PORT0), the ladder cable (PC/PPI Cable) and the PC, and double-click [Double-Click to Refresh].

  2. The [Search for Addresses] dialog box is displayed, and the software automatically scans the PLC. The dialog box is closed when the connection is checked.

  3. Select [Type] from [PLC] on the menu bar.

  4. The [PLC Type] dialog box is displayed. Select according to the connected PLC type, and click [OK].

  5. Click [System Block] in the menu list, and set according to the port (Port0/Port1) to be actually connected to the Display as below.

    Setup Items

    Setup Description

    PLC Address

    2

    Highest Address

    31

    Baud Rate

    187.5k

    Retry Count

    2

    Gap Update Factor

    10

  6. When you finish setting, click [OK] and close the dialog box.

  7. Click the [Down load] button in the command menu.

  8. The [Download] dialog box is displayed. Click [OK].