Mitsubishi Electric QJ71DN91 User Manual page 220

APPENDIXES
I/O Communication Request (Y11)
I/O Communicating (X01)
Request for Saving Parameters to
Flash ROM (Y17)
Saving Parameters to
Flash ROM (X06)
Parameters Saved to
Flash ROM (X07)
Refresh request (Y11)
Refreshing (X01)
Parameter set request (Y17)
Parameter being set (X06)
Parameter setting complete (X07) OFF
App - 4
(1) Operation of the module using I/O signals
The QJ71DN91 and the AJ71DN91/A1SJ71DN91 differ in the following:
• Timing of I/O communication start and I/O data communication
• Operation after parameters are saved normally
(a) Operation of the QJ71DN91
Turning off this signal will stop
communicating and updating
I/O data.
ON
OFF
ON
OFF
OFF
OFF
OFF
Parameters
(MOV/TO
instruction)
(b) Operation of the AJ71DN91/A1SJ71DN91
Turning off this signal will stop updating
output data (I/O communications and the
update of input data will not stop).
ON
OFF
ON
OFF
OFF
OFF
Parameters
(MOV/TO
instruction)
Turning on this signal will start
communicating and updating
I/O data.
ON
ON
Parameter
check
Turning on this signal will
update output data.
ON
ON
Parameter
check
When this signal turns on, I/O
communications and the update of
input data pauses.
MELSEC-Q
ON
ON
OFF
OFF
ON
OFF
ON
ON
OFF
OFF
ON
OFF
When this signal turns on, I/O
communications and the update
of input data starts.
App - 4