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12. OPERATION OF EACH SPECIAL MODULE MONITOR SCREEN
12 - 14
MELSEC
GOT
12.5.2 Graph monitor
4
)
1)
2)
3)
No. Contents of display
Buffer memory address
to reference (decimal)
1)
The current input value, a value between 0 to 4000 for the digital input value
of channels 1 and 2, is displayed as a percentage ranging from 0 to 100%.
0, 1
2)
A "
!
" is displayed in the Over Error column when an input value of 4001 or
greater was set for channel 1 or 2.
2, 4
3)
A "
!
" is displayed in the Under Error column when an input value consisting
of a negative number was set for channel 1 or 2.
3, 5
4) A "
!
" is displayed when a watchdog timer error occurs.