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12. OPERATION OF EACH SPECIAL MODULE MONITOR SCREEN
12 - 97
MELSEC
GOT
12.23.14 Monitoring external I/O signals and status signals (flags)
1)
2)
Buffer memory address
to reference (decimal)
No. Contents of display
Axis 1 Axis 2 Axis 3
1)
The ON/OFF status for the external I/O signal corresponding to
the signal name shown on the screen is displayed.
!
: OFF
"
: ON
01234567
Drive module ready
Zero point
Imposition
15Bit 89to
Deviation counter
Speed/position
Change
External startup
Lower limit
Upper limit
Proximity point
Stop
816 916 1016
2)
The ON/OFF status for the various flags corresponding to the
flag shown on the screen is displayed.
!
: OFF
"
: ON
01234to9
Speed control in progress
Command imposition
Request for origin
point return
15Bit 1011to
Absolute origin
point position
Underflow
Overflow
Speed change 0
Axis warning
detection
Origin point return
completed
12
Speed/position change
817 917 1017