### Settings of External Device

External Device (Master) settings vary depending on the device. Refer to your External Device manual for details.

##### Procedure

1. Set the communication settings of the External Device (Master) as follows.

   Setup Items | Setup Description
   --- | ---
   Communication Format | RS-485
   Baud Rate | 19200 bps
   Parity Bit | Even
   Stop Bit | 1 bit
   TX Wait Time | 2 ms
   Mode/Data Bits | RTU (8)