### Setting of External Device

Settings of the External Device vary depending on the connecting port.

##### When using the tool port on CPU

Select [PLC System Register Setting] from [Option] of the tool bar in the ladder software to display the [PLC System Register Setting] dialog box. Select the [Tool Port Setting] tab to set as below. Use the [Operation Mode Setting Switch] inside the CPU unit for setting the baud rate. Please refer to the manual of the External Device for more details.

- Ladder Software Setting

  Setup Items | Setting Value
  --- | ---
  Data Length | 8
  Modem Connection | Disable
  Unit No. | 1

- Operation Mode Setting Switch

  DIP Switch | Settings | Setup Description
  SW2 | OFF | Baud rate: 19200bps

##### When using the computer communication unit AFP3462

Set the DIP switch on the rear of the unit as below.

DIP Switch | Settings | Setup Description
SW1 | ON | Transmission speed: 19200bps
SW2 | OFF
SW3 | OFF
SW4 | ON | Data Length: 8 bits
SW5 | ON | Parity check: Enable
SW6 | OFF | Parity setting = Odd parity
SW7 | OFF | Stop bit: 1 bit
SW8 | OFF | Disable CS, CD