| Name | Measurement_Tag |
|---|---|
| Entity Type | Abstract |
| Description | A measurement service, optionally provided by a sensor. |
| Submodel | Facility |
| Entity Scope | Project |
| Primary Key | Id |
| Natural Key | |
| Generalizations | Entity , IT_Object , Tracked_Object |
| Specializations | Measurement_Tag_Scal_Conf , Measurement_Tag_Vect_Conf |
| Name | Value Domain / Measurement | Description | Required / Default | Type |
|---|---|---|---|---|
| Acquisition_Device_Id | Acquisition_Device |
The control device for the measurement tag where the value of the measurement tag is recorded or set. | No |
NUMBER(38) |
| Acquisition_Frequency | double No_Unit |
Frequency of acquisition between the devices and the acquisition sub system | No |
NUMBER |
| Channel_Address | STRING64 NA |
Address of the channel on the device. For example the modbus address | No |
VARCHAR2(64) |
| End_Date | DATE NA |
End of service | No |
DATE |
| Existence_Kind | REF_EXISTENCE_KIND NA |
A reference value that describes the state of existence in the lifecycle of the entity, for example, Planned, Predicted, Required, Simulated, and Actual. | Yes Actual |
VARCHAR2(64) |
| GUID | STRING128 NA |
Globally Unique IDentifier for an instance of a class. This GUID is not generated by the database, but is the GUID used by the application on first access of this object. Use of this property is optional and completely under the control of application developers. | No |
VARCHAR2(128) |
| IO_Data_Type | R_Data_Type |
The data type of the input/output. For example, boolean, integer, float, etc. | No |
VARCHAR2(64) |
| Id | ID No_Unit |
Unique identifier for this entity. | Yes |
NUMBER(38) |
| Insert_Date | DATE NA |
Date the entity was created in the repository | No |
DATE |
| Insert_User | STRING64 NA |
The name of the user responsible for the creation of this entity in the repository. | No |
VARCHAR2(64) |
| Measurement_Point_Id | Measurement_Point |
Location of the measurement tag | No |
NUMBER(38) |
| Measurement_Tag_UOM | R_Unit |
The unit of measure in which the value for the measurement tag is stored. | No |
VARCHAR2(64) |
| Name | ENTITY_NAME NA |
The name given to any object or data item, e.g. Name of Well, Name of Field, etc. | No |
VARCHAR2(255) |
| Original_Source | STRING64 NA |
The name of the person, Organization or project source that originally provided this entity, e.g. "IHS-EnergyData" or "FinderUpper Stratton Deeper Pool 15" | No |
VARCHAR2(64) |
| Produced_By | STRING64 NA |
ID of the activity that was executing when the entity was created, for data created programmatically. | No |
VARCHAR2(64) |
| Read_Write_Indicator | STRING4 NA |
Read means measurement device, Write means control device. So a device is either a measurement or a control device. | No |
VARCHAR2(4) |
| Remarks | STRING2000 NA |
Any type of remarks added to an entity instance. | No |
VARCHAR2(2000) |
| SDAT_Label | int No_Unit |
Label used by the security system for entitlements. SDAT is Secure Data Access Technology. | No |
NUMBER(10) |
| Sensor_Id | Sensor |
The sensor which measured this tag. | No |
NUMBER(38) |
| Source | STRING64 NA |
Name of the person or organization responsible for this entity"s E and P content and quality. Not the data technologist or IT expert creating the entity, for which see IT_Object.Insert_User and Update_User. | No |
VARCHAR2(64) |
| Start_Date | DATE NA |
Start of service | No |
DATE |
| Update_Date | DATE NA |
Date of the most-recent modification to the entity. | No |
DATE |
| Update_User | STRING64 NA |
The name of the user responsible for the last modification to this entity. | No |
VARCHAR2(64) |
| Version | STRING255 NA |
The form or variant of the entity. | Yes 1 |
VARCHAR2(255) |
| From Entity | Link | Description | Implementation Technique | Required |
|---|---|---|---|---|
| Measurement_Tag_Threshold | Measurement_Tag | The identifier of the measurement tag to which the threshold applies. | Cascade | Yes |
| Measurement_Tag_Threshold | Threshold_Tag | The tag whose value provides the threshold value for the original tag. | Cascade | No |
| Link | To Entity | Description | Implementation Technique | Required |
|---|---|---|---|---|
| Measurement_Point | Measurement_Point | Location of the measurement tag | Restrict | No |
| Acquisition_Device | Acquisition_Device | The control device for the measurement tag where the value of the measurement tag is recorded or set. | Cascade | No |
| Sensor | Sensor | The sensor which measured this tag. | Nullify | No |
| Measurement_Tag_UOM | R_Unit | The unit of measure in which the value for the measurement tag is stored. | Restrict | No |
| IO_Data_Type | R_Data_Type | The data type of the input/output. For example, boolean, integer, float, etc. | Restrict | No |