Clock - Omron CP1L-EL20DR-D Operation Manual

Clock

8-9 Clock
A clock is built into the CP1L-EL/EM CPU Unit and is backed up by a battery.
The current data is stored in the following words and refreshed each cycle.
Name
Clock data: A351.00 to A351.07
A351 to A354
A351.08 to A351.15
A352.00 to A352.07
A352.08 to A352.15
A353.00 to A353.07
A353.08 to A353.15
A354.00 to A354.07
Note The clock cannot be used if a battery is not installed or the battery voltage is
low.
Auxiliary Area Flags and Words
Name
Start-up Time
Power Interruption Time
Power ON Clock Data 1
Power ON Clock Data 2
Power ON Clock Data 3
Power ON Clock Data 4
Power ON Clock Data 5
Power ON Clock Data 6
Power ON Clock Data 7
Power ON Clock Data 8
Power ON Clock Data 9
Power ON Clock Data 10 A747 to A749
Operation Start Time
Operation End Time
User Program Date
Parameter Date
Addresses
Second: 00 to 59 (BCD)
Minute: 00 to 59 (BCD)
Hour: 00 to 23 (BCD)
Day of the month: 00 to 31 (BCD)
Month: 00 to 12 (BCD)
Year: 00 to 99 (BCD)
Day of the week:
00: Sunday, 01: Monday,
02: Tuesday, 03: Wednesday,
04: Thursday, 05: Friday, 06: Saturday
Addresses
A510 and The time at which the power was
A511 turned ON (year, month, day of month,
hour, minutes, and seconds).
A512 and The time at which the power was last
A513 interrupted (year, month, day of month,
hour, minutes, and seconds).
A720 to A722 Consecutive times at which the power
was turned ON (year, month, day of
A723 to A725
month, hour, minutes, and seconds).
A726 to A728
The times are progressively older from
number 1 to number 10.
A729 to A731
A732 to A734
A735 to A737
A738 to A740
A741 to A743
A744 to A746
A515 to A517 The time that operation started (year,
month, day of month, hour, minutes,
and seconds).
A518 to A520 The time that operation stopped (year,
month, day of month, hour, minutes,
and seconds).
A90 to A93 The time when the user program was
last overwritten (year, month, day of
month, hour, minutes, and seconds).
A94 to A97 The time when the parameters were
last overwritten (year, month, day of
month, hour, minutes, and seconds).
Section 8-9
Function
Contents
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