### External Device Settings

Use the MODE key, SET key, up key, and down key in the operation panel of the CPU unit for External Device communication settings.

Refer to your External Device manual for details.

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

2. Press SET key.

3. Press up key or down key to display the most significant digit of the parameter number.

4. Press SET key.

5. Press up key or down key to display the middle digit of the parameter number.

6. Press SET key.

7. Press up key or down key to display the least significant digit of the parameter number.

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

9. Press up key or down key to set the setting value.

10. Press SET key for 1.5 seconds to write the setting value.

Setting Parameter Number | Setting Value | Setup Description
--- | --- | ---
117 | 0 | Communication station number
118 | 192 | Communication speed
119 | 1 | Stop bit length
120 | 2 | Parity check presence/absence
121 | 1 | Number of communication retries
122 | Any Except 0 | Communication check time interval
123 | 9999 | Waiting time setting
124 | 1 | CR/LF presence/absence selection

NOTE

- Always restart the External Device after changing parameters.