Creating entities with Entity Model Builder
- Last UpdatedDec 03, 2024
- 2 minute read
When you select an object or any parent application object in the IDE equipment model tree and run Entity Model Builder, their parent objects including the object area and the associated properties are replicated in MES.
Create a new entity
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To avoid conflicts with other MES applications that are capable of adding or modifying entities, exit any MES applications that are currently running.
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In the System Platform IDE equipment model, select the object or a parent of the object. You can select an OCO, UCO, or SRO object.
You cannot cancel the entity creation process. So make sure that you have selected the correct object or parent object before proceeding.
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Right-click the OCO, UCO, or SRO object or its parent object, and then click Build MES Entity Model.
The Entity Model Builder dialog box appears. It shows the status, errors, and percentage of the completed information.

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When the operation has completed, click Close.
The entities are created for the application object and all its parents.
If there is more than one object instance of the same type under a single parent application object, then the entity is not created and an error message appears.
When Entity Model Builder stores the utilization/OEE information in the corresponding entity of the parent application object, Entity Model Builder validates the UCO information and marks the information as synchronized with the MES database. You can then deploy the parent application object in the System Platform IDE.
Similarly, when Entity Model Builder stores the configured information of an OCO instance in the corresponding entity of the parent application object, Entity Model Builder validates the OCO instance and marks the instance as synchronized with the MES database. You can then deploy the parent application object in the System Platform IDE.