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TN AppSvr245 How to make sure an individual item within an OPC Client object will always be active

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Description

 

This article from InSource shows how to make sure an individual item within an OPC Client object will always be active.

  • Author: Joseph Hefner
  • Published: 5/18/2017
  • Applies to: Application Server 2014 R2 and later

Details

Step 1)

Within the OPC Client object click the Scan Group tab and click the "+" button if a scan group does not currently exist:

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Step 2)

Type the name of the OPC Device group and select an update interval. After that click the Scan Mode and choose "ActiveAll":

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Step 3)

Click the "+" button in the associated attributes section to add a new attribute and give the associated attribute a name. In this example it is called "A1":

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Step 4)

Click the Attributes tab and create a new attribute to link to the associated attribute from the OPC device group:


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Step 5)

Give the attribute a name and select the I/O button:

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Step 6)

Click the Save button and then click the browse button in the I/O section:

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Step 7)

Select the relative reference icon on the top and then select the newly added associated attribute and click the "OK" button:

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Step 8)

Click the "Save and Close" icon and then check the object in and deploy:

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