Setting of External Device

Open the controller properties dialog box from the ladder software and set in the [Serial Port] tab, then in the [System Protocol] tab as below. Please refer to the manual of the External Device for more details.

[Serial Port] tab

Setup Items

Setup Description

Mode

System

Control

No Handshake

Baud Rate

19200

[System Protocol] tab

Setup Items

Setup Description

Protocol

DH485

Max Station Address

31

Token Hold Factor

1

Station Address

1