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MELSEC-Q
3 SPECIFICATIONS
When the parameter check fails:
I/O Communication
Request (Y11)
I/O Communicating (X01)
Save Parameter To Flash
ROM request (Y17)
Save Parameter To Flash
ROM Completion (X07)
TO instruction
Saving Parameter To
Flash ROM (X06)
Write
parameter
data
Parameter
check
Master Function For Error
Set Signal (X03)
POINT
(1) Even if the save parameter to flash ROM request (Y17) is turned ON while the
I/O communicating (X01) is ON, save parameter to flash ROM completion
(X07) is not turned ON. Turn OFF the I/O communication request (Y11), then
after confirming that the I/O communicating (X01) is OFF, turn ON the save
parameter to flash ROM request (Y17) again from the OFF state.
(2) Even if the I/O communication request (Y11) is turned ON while the save
parameter to flash ROM request (Y17) is ON, the I/O communicating (X01) is
not turned ON. Turn OFF the save parameter to flash ROM request (Y17), then
turn OFF the I/O communication request (Y11) once and turn it back ON again.