SR
number
PLC status change log 17: The year and
*SR376
the month
PLC status change log 17: The day and the
*SR377
hour
PLC status change log 17: The minute and
*SR378
the second
PLC status change log 18: The action
*SR379
number
PLC status change log 18: The year and
*SR380
the month
PLC status change log 18: The day and the
*SR381
hour
PLC status change log 18: The minute and
*SR382
the second
PLC status change log 19: The action
*SR383
number
PLC status change log 19: The year and
*SR384
the month
PLC status change log 19: The day and the
*SR385
hour
PLC status change log 19: The minute and
*SR386
the second
PLC status change log 20: The action
*SR387
number
PLC status change log 20: The year and
*SR388
the month
PLC status change log 20: The day and the
*SR389
hour
PLC status change log 20: The minute and
*SR390
the second
Value of the year in the real-time clock
SR391
(RTC): 00~99 (A.D.)
Value of the month in the real-time clock
SR392
(RTC): 01~12
Value of the day in the real-time clock
SR393
(RTC): 1~31
Value of the hour in the real-time clock
SR394
(RTC): 00~23
Value of the minute in the real-time clock
SR395
(RTC): 00~59
Value of the second in the real-time clock
SR396
(RTC): 00~59
Value of the week in the real-time clock
SR397
(RTC): 1~7
After operation, it increments every 100μs
SR402
from 0 to 32767 and then from -32768 to 0.
After operation, it increments every 1ms
SR404
from 0 to 32767 and then from -32768 to 0.
When the PLC runs, the value in SR407
increases by one every second. SR407
SR407
counts from 0 to 32767, and then from
-32768 to 0.
Function
Ch a pt er 2 De v ic es
OFF
STOP
ON
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V1
V1
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×
×
0
.01
.01
V1
V1
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×
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0
RUN
RUN
STOP
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R
0
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R
0
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R
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R
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R
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R
1
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R
1
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R
0
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R
0
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R
0
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R
1
R
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0
R
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0
0
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R/W
0
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