Value types of D2000 system objects

All the values to which the system assigns values are called active objects (classification of D2000 system object). Values of various types can be assigned to active objects. Admissible value types for individual objects are shown in the following table.

	D	I	R	Ta	Tr	Li	Al	St	Pr	Txt	Q
	D - logical value I - integer value R - real value Ta - absolute time				Tr - relative time Li - Line Al - Alarm St - Station			Pr - Process Txt - Text Q - quadrat value
Alarm							×
Calendar		×
Database		×
Day type		×
Eval tag	×	×	×	×	×
Historical value	×	×	×	×	×	×	×	×	×		×
I/O tag	×	×	×	×	×						×
Line						×
Process									×
Remote tag	×	×	×	×	×
Station								×
System tag		×	×
Time channel	×	×	×
User variable	×	×	×	×	×					×
Value array	×	×	×

Related pages:

DODM - dynamic object data model

Value Types of D2000 System Objects

Value types of D2000 system objects