![](/images/new-backgrounds/1210176/210176235x1.webp)
7.4 Real-time Clock / Calendar
The V200 CPUs are equipped with the
D0050
D0051
D0052
D0053
D0054
D0055
D0056
F | 8 7 | 8 |
00Day of month
00Month
00Year
00Hour
00Minute
00Second
00Day of week
00 to 99 (2000 - 2099)
01 to 12
01 to 31
00 to 23
00 to 59
00 to 59
00 to 06
Calendar
LSI
Note: |
|
The day of the week is automatically, |
|
Sunday = 0, Monday = 1, Tuesday = 2 | Saturday = 6 |
Program example:
In the following circuit, output Y007 turns ON for 1 minute at every Sunday 6 pm.
Clock/calendar
The clock / calender continues to update using internal battery backup even if the external 24 VDC power to V200 CPU is switched OFF. The backup time period is as follows:
Temperature | Backup Time |
|
|
25OC | 20 Years |
|
|
Setting the clock/calendar:
You can set the clock/calendar data, by using the Calendar Set instruction (CLND) in the user program.
Page 110