Mitsubishi Electric Q13UDVCPU - Page 467

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APPENDICES
A
Appendix 2 List of Special Relay Areas
(3) System clock/counter
Number Name Meaning Explanation
Set by
(When Set)
Corresponding
ACPU
M9
Corresponding
CPU
SM400 Always ON This relay is always on.
S (Every
END
processing)
M9036
QCPU
LCPU
SM401 Always OFF This relay is always off.
S (Every
END
processing)
M9037
QCPU
LCPU
SM402
After RUN, ON for
1 scan only
• This relay turns on for one scan after
the CPU module enters the RUN
status.
• This relay can be used only in a scan
execution type program.
• When an initial execution type program
is used, this relay turns off at the END
processing of the scan execution type
program in the first scan after the CPU
module enters the RUN status.
S (Every
END
processing)
M9038
Qn(H)
QnPH
QnPRH
QnU
LCPU
This relay turns on for one scan after the
CPU module enters the RUN status.
New Q00J/Q00/Q01
SM403
After RUN, OFF for
1 scan only
• This relay turns off for one scan after
the CPU module enters the RUN
status.
• This relay can be used only in a scan
execution type program.
• When an initial execution type program
is used, this relay turns on at the END
processing of the scan execution type
program in the first scan after the CPU
module enters the RUN status.
S (Every
END
processing)
M9039
Qn(H)
QnPH
QnPRH
QnU
LCPU
This relay turns off for one scan after the
CPU module enters the RUN status.
New Q00J/Q00/Q01
SM404
Low speed
execution type
program ON for 1
scan only after
RUN
• This relay turns on for one scan after
the CPU module enters the RUN
status.
• This relay can be used only in a low-
speed execution type program.
S (Every
END
processing)
New
Qn(H)
QnPH
SM405
Low speed
execution type
program OFF for 1
scan only after
RUN
• This relay turns off for one scan after
the CPU module enters the RUN
status.
• This relay can be used only in a low-
speed execution type program.
S (Every
END
processing)
New
Qn(H)
QnPH
SM409 0.01 second clock
• This relay repeatedly turns on and off
at 5-ms interval.
• This relay starts with off at power-on or
reset of the CPU module. (Note if the
specified time has elapsed, on/off
status will change even during program
execution.)
S (Status
change)
New
Qn(H)
QnP
H
QnPRH
QnU
LCPU
ON
OFF
ON
OFF
ON
OFF
1 scan
ON
OFF
1 scan of scan
execution type
program
Initial
execution
type program
ON
OFF
1 scan
ON
OFF
1 scan of scan
execution type
program
Initial
execution
type program
ON
OFF
1 scan
ON
OFF
1 scan
0.005s
0.005s