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3 SPECIFICATIONS
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(5) Auto tuning status flag (Xn4 to Xn7)
(a) This signal turns on when auto tuning of the corresponding channel is
executed.
Channel
1
2
3
4
(b) Auto tuning is executed using the auto tuning command (Yn4 to Yn7).
(c) This signal turns "on" while auto tuning is being executed and turns "off"
automatically on completion of auto tuning.
2
(6) E
PROM write completion flag (Xn8)
(a) This signal turns on after completion of write of buffer memory contents to
2
E
PROM which starts when the E
2
(b) When the E
PROM backup command turns off, the E
completion flag also turns off.
ON
OFF
Yn8
OFF
Xn8
OFF
XnA
(7) Default value write completion flag (Xn9)
(a) Turns on after completion of write of Q64TC default values to buffer memory
which starts when the default setting registration command (Yn9) turns on.
(b) When the default setting registration command (Yn9) turns off, the default
value write completion flag (Xn9) also turns off.
(c) Perform unused channel setting to unused channels after completion of
default value write.
If unused channel setting is not made to unused channels, the "ALM" LED of
the Q64TC is lit.
Auto tuning status flag
Xn4
Xn5
Xn6
Xn7
2
PROM backup command (Yn8) turns on.
2
During write to E PROM
MELSEC-Q
ON/OFF status
ON : Auto tuning in execution
OFF: Auto tuning not in execution or
completed
2
PROM write
ON
Completion of write to E PROM
2
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