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App-170
TableApp.4.6 Special register
Number Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
D9
Corresponding
CPU
SD524
Minimum scan
time
Minimum scan
time (in 1 ms
units)
• Stores the minimum value of the scan time into SD524 and SD525.
(Measurement is made in 100 s units.)
SD524: Stores the ms place. (Storage range: 0 to 65535)
SD525: Stores the s place. (Storage range: 0 to 900)
S (Every END
processing)
New
Q00J/Q00/Q01
SD525
Minimum scan
time (in 100 s
units)
SD526
Maximum scan
time
Maximum scan
time (in 1 ms
units)
• Stores the maximum value of the scan time into SD526 and SD527.
(Measurement is made in 100 s units.)
SD526: Stores the ms place. (Storage range: 0 to 65535)
SD527: Stores the s place. (Storage range: 0 to 900)
S (Every END
processing)
SD527
Maximum scan
time (in 100 s
units)
SD540
END processing
time
END processing
time (in 1 ms
units)
• Stores the time from when the scan program ends until the next scan
starts into SD540 and SD541.
(Measurement is made in 100 s units.)
SD540: Stores the ms place. (Storage range: 0 to 65535)
SD541: Stores the s place. (Storage range: 0 to 900)
S (Every END
processing)
New
SD541
END processing
time (in 100 s
units)
SD542
Constant scan
wait time
Constant scan
wait time (in 1 ms
units)
• Stores the wait time for constant scan setting into SD542 and SD543.
(Measurement is made in 100 s units. (For the Universal model QCPU,
in 1 s units.))
SD542: Stores the ms place. (Storage range: 0 to 65535)
SD543: Stores the s place. (Storage range: 0 to 900 (For the Universal
model QCPU, storage range is 0 to 999))
S (Every END
processing)
New QCPU
SD543
Constant scan
wait time (in 100
s units)
SD544
Cumulative
execution time
for low speed
execution type
programs
Cumulative
execution time for
low speed
execution type
programs
(in 1 ms units)
• Stores the cumulative execution time of a low speed execution type
program into SD544 and SD545.
(Measurement is made in 100 s units.)
SD544: Stores the ms place. (Storage range: 0 to 65535)
SD545: Stores the s place. (Storage range: 0 to 900)
• Cleared to 0 after the end of one low speed scan.
S (Every END
processing)
New
Qn(H)
QnPH
SD545
Cumulative
execution time for
low speed
execution type
programs
(in 100 s units)
SD546
Execution time
for low speed
execution type
programs
Execution time for
low speed
execution type
programs
(in 1 ms units)
• Stores the execution time of a low speed execution type program during
one scan into SD546 and SD547.
(Measurement is made in 100 s units.)
SD546: Stores the ms place. (Storage range: 0 to 65535)
SD547: Stores the s place. (Storage range: 0 to 900)
• Stored every scan.
S (Every END
processing)
New
SD547
Execution time for
low speed
execution type
programs
(in 100 s units)
SD548
Scan execution
type program
execution time
Scan execution
type program
execution time (in
1 ms units)
• Stores the execution time of a scan execution type program during one
scan into SD548 and SD549.
(Measurement is made in 100 s units.)
SD548: Stores the ms place. (Storage range: 0 to 65535)
SD549: Stores the s place. (Storage range: 0 to 900)
• Stored every scan.
S (Every END
processing)
New
Qn(H)
QnPH
QnPRH
SD549
Scan execution
type program
execution time (in
100 s units)
SD548
Scan program
execution time
Scan program
execution time
(in 1 ms units)
• Stores the execution time of a scan program during one scan into
SD548 and SD549.
(Measurement is made in 100 s units. (For the Universal model QCPU,
in 1 s units.))
SD548: Stores the ms place. (Storage range: 0 to 65535)
SD549: Stores the s place. (Storage range: 0 to 900 (For the Universal
model QCPU, storage range is 0 to 999))
• Stored every scan.
S (Every END
processing)
New
Q00J/Q00/Q01
QnU
SD549
Scan program
execution time
(in 100 s units)
SD550
Service interval
measurement
module
Unit/module No. • Sets I/O number for module that measures service interval. U New
Qn(H)
QnPH
QnPRH
SD551
Service interval
time
Module service
interval
(in 1 ms units)
• Stores the service interval for the module specified in SD550 into SD551
and SD552 when SM551 is turned ON.
(Measurement is made in 100 s units.)
SD551: Stores the ms place. (Storage range: 0 to 65535)
SD552: Stores the s place. (Storage range: 0 to 900)
S (Request) New
SD552
Module service
interval
(in 100 s units)