
System tags B–5
Time
The following tags record time and date information in various
formats:
Trends
The following tags are created each time you define a trend control tag
in the Trend configuration dialog box. These tags are not stored in the
system folder. Rather, they are stored in the folder that is created when
you name the trend animation tag.
Tag Name Type Provides this data Read or write
system\Date String System date. Read only
system\
DateAndTimeInteger
Analog Number of seconds elapsed since
midnight (00:00:00) January 1, 1970,
coordinated universal time (UTC).
Read only
system\
DateAndTimeString
String Complete date and time display
For example:
Monday, December 12 1997 10:47:50
AM
Read only
system\DayOfMonth Analog Day of the month (1 – 31). Read only
system\DayOfWeek Analog Day of the week (1 – 7); Sunday = 1. Read only
system\DayOfYear Analog Day of the year (1 – 366). Read only
system\Hour Analog Hour of the day (0 – 23). Read and write
system\Minute Analog Minutes (0 – 59). Read and write
system\Month Analog Number for month. Read only
system\MonthString String Name of the month. Read only
system\Second Analog Seconds (0 – 59). Read and write
system\Time String System time. Read only
system\Year Analog The year (1980 – 2099). Read only
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