Object ExtAlarmAnalog
Description:
An extension of the
PmVar variable of the
PmaData object for connection to the
PmaAlarmGroup object for
alarm the overruning the defined limits of numeric value.
Two upper and two lower limit values exceeding can be alarmed using this data extension.
The first (high/low) limit is usually called the
"technological limit", the second is called
"device limit".
Each limit watching can be set separately, but there is in fact no sense to enable the second limit without enabling the first.
Properties and methods:
| ActLim | Returns the flag indicating which limit is currently active |
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| Alarm | Returns the PmAlarmItem object |
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| ExtId | Data extension identifier |
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| Max1 | Value of the upper limit 1 |
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| Max2 | Value of the upper limit 2 |
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| MaxH | Hysteresis value of the upper limits 1 and 2 |
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| Min1 | Value of the lower limit 1st |
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| Min2 | Value of the lower limit 2nd |
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| MinH | Hysteresis value of the lower limits 1 and 2 |
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| RefreshState() | Alarm state evaluation |
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| Var | Returns the PmVar object |
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Note:
Format of saving the data extension in the form of a text string:
The content of complete of data extension (all configurators) can be saved in the form of single text string. See
Format of saving the data extension in the form of a text string.
Id={AlarmAnalog;PmaObject;Template;Source;bMax1;fMax1;bMin1;fMin1;bMax2;fMax2;bMin2;fMin2;AlarmId;InactType;MaxH;MinH}