WITSItem

A WITS item, built from raw data or measurement elements

The WITSItem item type has the following properties:

NameDescriptionIDFlags
Description

A description of what this item does. This is free text, so you can write anything you like here.

101Persisted
Field

The field of the item.

5037Persisted
Quality

Item quality - this tells you whether an item currently has a good or bad quality. It might be bad, for example, because it isn't connected or is set to the wrong type.

3ReadOnly
Record

The record of the item.

5036Persisted
Rights

Item access rights - this property may be "read", or "read write". This means that the property may only be read from, or also can be written to. For OPC items, this written value will be passed on to the external items this item comes from.

5ReadOnly
Send

Set the property to send the item.

10020Persisted
Time

The date and time when this item was last updated.

4ReadOnly
Type

The item canonical data type - the specific type of this item. Whether it's an integer, string, date, etc.

1ReadOnly
Unit

EU units - this is the unit this item value uses. For example: centimetres, kilograms, kilowatts, etc.

100Persisted
Value

The current value of the item.

2NormalPage
Valuetype

Item canonical datatype. This is the type of data the field holds. For example: integer, string, datetime, etc.

10010Persisted, Enumerated

See also Predefined Item Properties and OPC DA Properties