Mitsubishi Electric FR-D720S SC EC Instruction Manual page 342

Selection of operation mode and operation location
Switching of command source by external terminal (X67)
In the network operation mode, the command source switching signal (X67) can be used to
switch the start command source and speed command source.
Set "67" to any of Pr. 178 to Pr. 182 to assign the X67 signal to the control terminal.
When the X67 signal is off, the start command source and speed command source are control
terminal.
No signal assignment
Tab. 6-47: Switching of command source by the signal X67
NOTES
The ON/OFF state of the X67 signal is reflected only during a stop. It is reflected after a stop
when the terminal is switched during operation.
When the X67 signal is off, a reset via communication is disabled.
Changing the terminal assignment using Pr. 178 to Pr. 182 may affect the other functions.
Please make setting after confirming the function of each terminal.
6 - 192
X67 Signal State
ON
OFF
Operation Command Source
According to Pr. 338
Operation is valid only from external terminal signal.
Parameter
Speed Command Source
According to Pr. 339