Historized point with a history log of timestamp/value pairs. Points marked as historized indicate the system can response to queries via the hisRead
operation to return a trend log of timestamp/value pairs.
There are typically two mechanisms for historization:
marker |
Marker labels a dict with typing information |
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hisErr |
Error description when hisStatus indicates error condition |
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hisMode |
Indicates the way that history data is collected for a point |
hisStatus |
Status of point's history collection or synchronization |
hisTotalized |
Indicates values which are a continuous stream of totalization |