### Settings of External Device (EH-OB232)

Use the ladder software (LADDER EDITOR for Windows) for communication settings. Please refer to the manual of the External Device for more details.

##### Procedure

1. Set the following communication settings in I/O No.WRF03D and turn I/O No.R7F6 ON to write the settings in the FLASH memory in the External Device.

- WRF03D

  Limit Bit | Settings | Description
  15 | 1*1 | Setting Change Request
  14 | 0 | Procedure 1
  13 | 0 | Station No.: Disable
  11 to 8 | 0010(H) | Transmission speed: 19,200bps Please refer to the manual of the External Device for more details about other transmission speed settings.

  *1For communication settings, set "1". It will be changed to "0" when turning the power of the External Device again.

- R7F6

  Limit Bit | Settings | Description
  - | 1 | Writing in FLASH memory

2. Turn ON the power of the External Device again.

NOTE

- EH-OB232 is the communication board (RS232C). Can be used in the CPU of which version is Ver.0101 or later.