Rockwell-automation FactoryTalk Historian SE DataLink 4.2 User Guide Manual do Utilizador Página 105

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8 Supplementary Information
97
FactoryTalk Historian Archive Statistics
Name
Description
EventCount
Number of Archive events.
PctGood
Percent of good time in a period.
Range
Range of minimum to maximum value.
StDev
Time-weighted standard deviation.
TagAvg
Time-weighted average.
TagMean
Event-weighted average.
TagMax
Maximum value in a period.
TagMin
Minimum value in a period.
TagTot
Time integral over a period.
Point Attributes
Name
Description
TagDesc
Get a point's descriptor.
TagEU
Get a point's engineering unit string.
TagExDesc
Get a point's extended descriptor.
TagName
Get a point's name.
TagNum
Get a point's ID.
TagSource
Get a point's point source string.
TagSpan
Get a point's span.
TagType
Get a point's type character.
TagTypVal
Get a point's typical value.
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