Can only be modified if the Tag allows value writing and the user has sufficient privileges. OPC, Query, Expression, Derived, Reference, Memory Similar to UdtInstance, nodes under a UdtType have their own object type, so a UdtType represents the root of a complex tag. Represents the root of a complex tag definition (UDT Definition). Thus, nodes under a UdtInstance are not considered to have a type of 'UdtInstance', unless the child node is actually a UdtInstance: in other words, a nested UDT instance. It's important to note that UdtInstances contain other nodes, so this type is generally only seen at the root of a UDT instance. Objects with this type can be one of the following (based on the Value Source property):ДЄn instance of a complex tag instance (UDT Instance). Folders generally have child nodes, but don't have values or other properties that make up a tag.ДЄ 'normal' type of tag. Represented by a folder in the Tag Browser. 'Node' is a generic term for other objects in this table, such as a Folder or AtomicTag. The Tag EditorВ window has the following sections depending on the type of Tag you are creating:ДЄn entity that may have a value and may have children. Once the Tag EditorВ window is displayed you can set the properties for that Tag. Or create a new Tag by right-clicking on the Tags folder in the Tag BrowserВ and use the New Tag option to select a new Tag type. To configure a Tag, right-click on it and select Edit Tag. In general, TagsВ provide a common interface for tying together many types of data in Ignition. Additionally, Tags offer a core set of features above and beyond simple values, such as scaling, alarming, and history logging.В Depending on the specific type of Tag, even more options are available.

The values can be used on screens and in Transaction Groups.

Tags are points of data and may have static values or dynamic values that come from an OPC address, an Expression, or a SQL query.

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