The StatisticsTypeprovides Variablesfor statistics applications, such as counters, and is formally defined in Table 110.
Table 110– StatisticsType Definition
Attribute |
Value |
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BrowseName |
StatisticsType |
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IsAbstract |
False |
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References |
Node Class |
BrowseName |
DataType |
TypeDefinition |
Other |
Subtype of the 2:FunctionalGroupTypedefined in OPC 10000-100, i.e. inheriting the InstanceDeclarations of that Node. |
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0:HasSubtype |
ObjectType |
CompressorStatisticsType |
Defined in 7.53 |
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|
|
|
|
|
|
0:HasInterface |
ObjectType |
3:IAggregateStatisticsType |
Defined in OPC 10000-200 |
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|
|
|
|
|
|
0:HasComponent |
Variable |
RealTime |
0:Double |
0:BaseAnalogType |
O, RO |
0:HasComponent |
Variable |
RealTimeToNextService |
0:Double |
0:BaseAnalogType |
O, RO |
0:HasComponent |
Variable |
RunningTime |
0:Double |
0:BaseAnalogType |
O, RO |
0:HasComponent |
Variable |
RunningTimeToNextService |
0:Double |
0:BaseAnalogType |
O, RO |
|
|
|
|
|
|
Applied from 3:IAggregateStatisticsType |
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0:HasProperty |
Variable |
3:ResetCondition |
0:String |
0:PropertyType |
O, RO |
0:HasComponent |
Method |
3:ResetStatistics |
O |
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0:HasProperty |
Variable |
3:StartTime |
0:DateTime |
0:PropertyType |
O, RO |
The VariablesResetCondition and StartTime, and the MethodResetStatistics are defined by the IAggregateStatisticsType and shall be used as defined by the Interface.
The InstanceDeclarationsof the StatisticsTypehave additional Attributesdefined in Table 111.
Table 111– StatisticsType Attribute values for child Nodes
Source Path |
Value Attribute |
Description Attribute |
RealTime |
|
Real time passed since last counter reset. |
RealTimeToNextService |
|
Real time left until the real time of the next service level is exceeded. |
RunningTime |
|
Time spent running since last counter reset. |
RunningTimeToNextService |
|
Running time left until the running time of the next service level is exceeded. |