Changes
Is used to reflect the time-stamp that was applied to a Variable value by the data source. It should indicate the last change of the value or it's status code.
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| StatusColorStatusCode|| [https://msdn.microsoft.com/en-us/library/system.uint32(v=vs.110).aspx Unsigned Int]|| In || Available since 2.4.3.
Is used to set the Value of the Status Code. The qualities can be divided into three main groups: Good, Uncertain, and Bad. The quality value is a 32 bit value, where the first byte represents the main quality. For Good quality thefirst byte has a value of zero (0), for uncertain quality the first byte has a value of 64, and for Bad quality the first byte has a value of 128.
You can also use ValueQuality.GOOD, ValueQuality.UNCERTAIN or ValueQuality.BAD
