Mitsubishi Electric FX3U-232-BD User Manual page 594

FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
2. When there are already parameter settings.
The existing communication setting contents are displayed.
2
Adjusting serial setting (parameter)
Execute the settings according to the connected communication equipment.
Caution
When setting "Hardware" to "RS-485", set "Control line" to "H/W mode".
3
Writing a sequence program (parameters) to the PLC
Select [PLC]  [Transfers]  [Write] from the toolbar, and click [OK] button.
F-44
5 Communication Setting in FX Programmable Controller
5.3 Communication Setting Using Parameter Method (FXGP/WIN)