### External Device Settings

To configure communication settings, use the ENTER, Up, Down, or RESET key on the operator located on the front of the inverter. Refer to your External Device manual for details.

1. Press the Up or Down key to display the Parameter Setting Mode screen.

2. Press the ENTER key.

3. Press the Up or Down key to display the parameter you want to set.

4. Press the ENTER key.

5. Press the Up, Down, or RESET key to input the setting value.

   Parameter No. | Settings | Setup Description
   --- | --- | ---
   H5-01 | 01 | Drive Slave Address (HEX)
   H5-02 | 4 | Communication Speed Selection (19200bps)
   H5-03 | 1 | Communication Parity Selection (Even parity)
   H5-06 | 5 | Drive Transmit Wait Time (ms)
   H5-07 | 0 | RTS Control Selection (Disabled)

   NOTE

   - To connect A1000 series with 1:n connection, you need to set RTC Control Selection to "1."

6. Press the ENTER key.

7. Reboot the External Device.
   This completes the setting of the External Device.

   NOTE

   - The following items are fixed.

     Setup Items | Setting Value
     --- | ---
     Data Length | 8 bits
     Stop | 1 bit