External Device Settings

Use the PU/EXT key, MODE key, M dial and SET key in the operation panel of the CPU unit for External Device communication settings.

Refer to your External Device manual for details.

 

  1. Turn ON the power supply.

  2. Press PU/EXT key to select the PU operation mode.

  3. Press MODE key to select the parameter setting mode.

  4. Display the setting parameter number with M dial.

  5. Press SET key to display the current setting value.

  6. Set the setting value with M dial.

  7. Press SET key to confirm the setting value.

Setting Parameter Number

Setting Value

Setup Description

331

0

RS-485 communication station

332

192

RS-485 communication speed

333

1

RS-485 communication stop bit length

334

2

RS-485 communication parity check selection

335

1

RS-485 communication retry count

336

Any Except 0

RS-485 communication check time interval

337

9999

RS-485 communication waiting time setting

341

1

RS-485 communication CR/LF selection

549

0

Protocol selection

 

NOTE