### Setting of External Device

Communication setting of External Device by ladder software (KGL_WIN).

Please refer to the manual of External Device for more detail.

##### Procedure

1. Connect RS-485 port on CPU unit of External Device with the personal computer.
   Refer to the manual of External Device for the cable used.

2. Start the ladder software, and make the project newly.
   Select "120S" from [MK_S] of [PLC Type].

3. Double-click [Parameter] of the tree view and display the [Parameter] dialog box.

4. Click the [CommCh1] tab, and set the communication setup of External Device.

Setup Items | Setup Description
--- | ---
Communication | Enable
Communication Method | Station Number | 0
Baud Rate | 38400
Data Bit | 8
Parity | None
Stop Bit | 1
Communication Channel | RS485
Protocol and Mode | Dedicated | Slave

5. Select [Connect] of the [Online] menu.

6. Select [Write[KGL_WIN=>PLC]] of the [Online] menu, and download the communication setup of External Device.

NOTE

- When [Write[KGL_WIN=>PLC]] cannot be selected, it is necessary to stop driving External Device.
  Select [Change Mode] - [Stop] of the [Online] menu.