Using Optional Programming Port; Fx 1S , Fx 1N And Fx 2N(C) Earlier V2.00; Fx 2N , Fx 2Nc Whose Version Is V 2.00 Or Later - Mitsubishi Electric MELSEC FX Series User Manual

FX communication

12.7 Using Optional Programming Port

12.7.1 FX , FX and FX
1S 1N
1 ) Make sure that the communication format is set to the initial status (D8120 = K0).
Using a peripheral equipment, check the communication setting by parameters. If a non-
procedure protocol (RS instruction) or dedicated protocol is selected in the setting, clear the
setting using the peripheral equipment.
2 ) When an RS instruction is used in the program, delete the RS instruction, turn off the power
of the programmable controller, then turn it on again.
12.7.2 FX , FX
2N 2NC
If an RS instruction is used in the program, make sure that it is not executed. If it is executed, the
RS instruction has the priority.
earlier V2.00
2N(C)
whose version is V 2.00 or later
Diagnostics 12
12-8