<?xml version="1.0" encoding="UTF-8" ?>
<?xml-stylesheet type="text/xsl" href="https://communities.bentley.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>How to Assign level when Pipeline Tag Includes Nominal Diameter in Decimal Value</title><link>https://communities.bentley.com/products/plant/w/plant_design_and_engineering__wiki/27088/how-to-assign-level-when-pipeline-tag-includes-nominal-diameter-in-decimal-value</link><description /><dc:language>en-US</dc:language><generator>Telligent Community 12</generator><item><title>How to Assign level when Pipeline Tag Includes Nominal Diameter in Decimal Value</title><link>https://communities.bentley.com/products/plant/w/plant_design_and_engineering__wiki/27088/how-to-assign-level-when-pipeline-tag-includes-nominal-diameter-in-decimal-value</link><pubDate>Wed, 08 Aug 2018 09:29:02 GMT</pubDate><guid isPermaLink="false">6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:6c31aa37-c1a9-4feb-a889-20fd3a15dd49</guid><dc:creator>Deepak Singh</dc:creator><comments>https://communities.bentley.com/products/plant/w/plant_design_and_engineering__wiki/27088/how-to-assign-level-when-pipeline-tag-includes-nominal-diameter-in-decimal-value#comments</comments><description>Current Revision posted to OpenPlant | AutoPLANT Wiki by Deepak Singh on 8/8/2018 9:29:02 AM&lt;br /&gt;
&lt;h1&gt;&lt;b&gt;&lt;img alt=" " height="60" src="/cfs-file.ashx/__key/communityserver-components-sitefiles/TSG-Logo.png" width="189" /&gt;&lt;/b&gt;&lt;/h1&gt;
&lt;div class="content-scrollable-wrapper"&gt;
&lt;table style="background-color:#dce5f0;border:0px solid #dce5f0;height:130px;width:500px;" border="0"&gt;
&lt;tbody&gt;
&lt;tr&gt;
&lt;td&gt;&lt;b&gt;Applies To&amp;nbsp;&lt;/b&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Product(s):&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;OpenPlant Modeler&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Version(s):&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;08.11.09.XXX&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Environment:&amp;nbsp;&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;Windows 7 (64 bit)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Area:&amp;nbsp;&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;Settings/Attributes&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Subarea:&amp;nbsp;&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;-&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Original Author:&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;Rahul Kumar, Bentley Product Advantage Group&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;
&lt;p&gt;To set Component symbology for Mixed Metric Environment where pipeline tag includes Nominal Diameter property which has decimals in OpenPlant Modeler using Named Expression.&lt;/p&gt;
&lt;/div&gt;
&lt;h1&gt;Background&lt;/h1&gt;
&lt;p&gt;OpenPlant component symbology is managed in the typical MicroStation fashion. It is controlled through a combination of Named Expressions (used to read attributes and assign the Element Templates accordingly) and Element Templates (where symbology is defined for the elements identified by the Named Expression).&lt;/p&gt;
&lt;p&gt;A modification in &amp;lsquo;Named Expression&amp;rsquo; should require for changing the components symbology by pipeline name which can be found under &amp;lsquo;Utilities&amp;rsquo; Menu and to customize &amp;lsquo;Element template&amp;rsquo; to define the&amp;nbsp; name and hence color to it under &amp;lsquo;Element&amp;rsquo; option.&lt;/p&gt;
&lt;p&gt;In OpenPlant Modeler, Sometimes it could be Modeler choice or as per Project specific requirement, it has been envisioned to get pipeline tag which includes NOMINAL_DIAMETER property which also contains a decimal value to it. In Mixed Metric setup, levels do not work correctly with default configuration. A modification in &amp;lsquo;Named Expression&amp;rsquo; will allow modeler to place the correct levels by using system.string function.&amp;nbsp;&lt;/p&gt;
&lt;h1&gt;Steps to Accomplish&lt;/h1&gt;
&lt;div class="content"&gt;
&lt;p style="margin:0;padding:0;"&gt;&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Go to File from Main Menu option and open DGN library files (dgnlib). See image below :&lt;br /&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/7723.1.jpg"&gt;&lt;img alt=" " height="300" src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/7723.1.jpg" width="647" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;/li&gt;
&lt;li&gt;Under Utility Menu, Select Named expression and click on OP_SYMBOLOGY_PIPING. See image below for reference.&lt;br /&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/3835.2.jpg"&gt;&lt;img alt=" " src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/3835.2.jpg" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;/li&gt;
&lt;li&gt;Below are the Symbology pasted to copy from here and to get it pasted to its respective Expression&amp;rsquo;s. &amp;nbsp;&lt;br /&gt;&lt;br /&gt;
&lt;p&gt;OP_SYMBOLOGY_PIPING:&amp;nbsp;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;quot;BY_LEVEL_AND_TEMPLATE:&amp;quot; &amp;amp; PIPELINE.UNIT_NAME &amp;amp; &amp;quot;-&amp;quot; &amp;amp; PIPELINE.SERVICE_NAME &amp;amp; &amp;quot;-&amp;quot; &amp;amp; IIF (System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;)&amp;nbsp; &amp;lt; 0, PIPELINE.NOMINAL_DIAMETER, System.String.SubString(System.String.ToString(PIPELINE.NOMINAL_DIAMETER),&amp;nbsp; 0 ,System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;) ) &amp;amp; &amp;quot;_&amp;quot; &amp;amp; System.String.SubString(System.String.ToString(PIPELINE.NOMINAL_DIAMETER),&amp;nbsp; System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;)&amp;nbsp; + 1,&amp;nbsp; System.String.Length (System.String.ToString(PIPELINE.NOMINAL_DIAMETER)) - System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;) - 1))&amp;nbsp; &amp;amp; &amp;quot;-&amp;quot; &amp;amp; PIPELINE.SPECIFICATION &amp;amp; &amp;quot;:OpenPlant\Piping\&amp;quot; &amp;amp;&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.IsOfClass( &amp;quot;INSTRUMENT&amp;quot;, &amp;quot;OpenPlant_3D&amp;quot; ), &amp;quot;Instrument:&amp;quot;,&amp;nbsp; &lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.IsOfClass( &amp;quot;CONTROL_VALVE&amp;quot;, &amp;quot;OpenPlant_3D&amp;quot; ), &amp;quot;Instrument:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;lt;= 4 , &amp;quot;DiameterRange1:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 4 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 8, &amp;quot;DiameterRange2:&amp;quot;,&lt;br /&gt; &amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 8 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 12, &amp;quot;DiameterRange3:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 12 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 16, &amp;quot;DiameterRange4:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 16 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 20, &amp;quot;DiameterRange5:&amp;quot;, &lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 20, &amp;quot;DiameterRange6:&amp;quot;, &amp;quot;Default:&amp;quot; ) ) ) ) ) ) ) ) &amp;amp; &amp;quot;Model&amp;quot;&lt;br /&gt; &lt;br /&gt; &lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Note:&lt;/b&gt;&lt;i&gt;Make sure to copy the strings correctly.&lt;/i&gt;&lt;/p&gt;
&lt;i&gt;&lt;br /&gt;&lt;/i&gt;&lt;/li&gt;
&lt;li&gt;Add Symbol sets to &lt;strong&gt;System.string&lt;/strong&gt;. Save each Expression which turns&amp;nbsp;blue.&amp;nbsp;Save option will get enabled once you modify the Expressions: See below for reference.&lt;br /&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/05076.3.jpg"&gt;&lt;img alt=" " src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/05076.3.jpg" /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;/li&gt;
&lt;li&gt;Launch OpenPlant Modeler and Verify results. See images below:&amp;nbsp;&lt;br /&gt;&lt;b&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/2308.4.jpg"&gt;&lt;img alt=" " height="213" src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/2308.4.jpg" width="612" /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/a&gt;&lt;/b&gt;Note - &lt;i&gt;For Existing Pipeline to update the levels, select Pipeline, Run Key-in &amp;ldquo;bmech rebuild&amp;rdquo;. This will update the level name.&lt;/i&gt;&lt;/li&gt;
&lt;/ol&gt;
&lt;h3&gt;See Also&lt;/h3&gt;
&lt;p&gt;&lt;a href="http://communities.bentley.com/products/plant/design___engineering/w/plant_design_and_engineering__wiki/4870.named-expressions-managing-component-symbology-in-openplant-modeler"&gt;communities.bentley.com/.../4870.named-expressions-managing-component-symbology-in-openplant-modeler&lt;/a&gt;&lt;/p&gt;
&lt;h3&gt;See Video&lt;/h3&gt;
&lt;p&gt;&lt;a href="https://communities.bentley.com/products/plant/m/plant_design_and_engineering_files/273301"&gt;communities.bentley.com/.../273301&lt;/a&gt;&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: OpenPlant Modeler, 08.11.09.581, Mixed Metric, OPM, level, Named Expression in OpenPlant Modeler, Named Expression, nominal diameter, Decimal&lt;/div&gt;
</description></item><item><title>How to Assign level when Pipeline Tag Includes Nominal Diameter in Decimal Value</title><link>https://communities.bentley.com/products/plant/w/plant_design_and_engineering__wiki/27088/how-to-assign-level-when-pipeline-tag-includes-nominal-diameter-in-decimal-value/revision/1</link><pubDate>Wed, 09 Mar 2016 21:09:42 GMT</pubDate><guid isPermaLink="false">6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:6c31aa37-c1a9-4feb-a889-20fd3a15dd49</guid><dc:creator>Rahul Kumar</dc:creator><comments>https://communities.bentley.com/products/plant/w/plant_design_and_engineering__wiki/27088/how-to-assign-level-when-pipeline-tag-includes-nominal-diameter-in-decimal-value#comments</comments><description>Revision 1 posted to OpenPlant | AutoPLANT Wiki by Rahul Kumar on 3/9/2016 9:09:42 PM&lt;br /&gt;
&lt;h1&gt;&lt;b&gt;&lt;img src="/cfs-file.ashx/__key/communityserver-components-sitefiles/TSG-Logo.png" width="189" height="60" alt=" " /&gt;&lt;/b&gt;&lt;/h1&gt;
&lt;div class="content-scrollable-wrapper"&gt;
&lt;table border="0" style="border:0px solid #dce5f0;width:500px;height:130px;background-color:#dce5f0;"&gt;
&lt;tbody&gt;
&lt;tr&gt;
&lt;td&gt;&lt;b&gt;Applies To&amp;nbsp;&lt;/b&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Product(s):&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;OpenPlant Modeler&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Version(s):&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;08.11.09.XXX&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Environment:&amp;nbsp;&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;Windows 7 (64 bit)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Area:&amp;nbsp;&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;Settings/Attributes&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Subarea:&amp;nbsp;&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;-&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;strong&gt;Original Author:&lt;/strong&gt;&lt;/td&gt;
&lt;td&gt;Rahul Kumar, Bentley Product Advantage Group&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;
&lt;p&gt;To set Component symbology for Mixed Metric Environment where pipeline tag includes Nominal Diameter property which has decimals in OpenPlant Modeler using Named Expression.&lt;/p&gt;
&lt;/div&gt;
&lt;h1&gt;Background&lt;/h1&gt;
&lt;p&gt;OpenPlant component symbology is managed in the typical MicroStation fashion. It is controlled through a combination of Named Expressions (used to read attributes and assign the Element Templates accordingly) and Element Templates (where symbology is defined for the elements identified by the Named Expression).&lt;/p&gt;
&lt;p&gt;A modification in &amp;lsquo;Named Expression&amp;rsquo; should require for changing the components symbology by pipeline name which can be found under &amp;lsquo;Utilities&amp;rsquo; Menu and to customize &amp;lsquo;Element template&amp;rsquo; to define the&amp;nbsp; name and hence color to it under &amp;lsquo;Element&amp;rsquo; option.&lt;/p&gt;
&lt;p&gt;In OpenPlant Modeler, Sometimes it could be Modeler choice or as per Project specific requirement, it has been envisioned to get pipeline tag which includes NOMINAL_DIAMETER property which also contains a decimal value to it. In Mixed Metric setup, levels do not work correctly with default configuration. A modification in &amp;lsquo;Named Expression&amp;rsquo; will allow modeler to place the correct levels by using system.string function.&amp;nbsp;&lt;/p&gt;
&lt;h1&gt;Steps to Accomplish&lt;/h1&gt;
&lt;div class="content"&gt;
&lt;p style="padding:0;margin:0;"&gt;&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Go to File from Main Menu option and open DGN library files (dgnlib). See image below :&lt;br /&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/7723.1.jpg"&gt;&lt;img src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/7723.1.jpg" width="647" height="300" alt=" " /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;/li&gt;
&lt;li&gt;Under Utility Menu, Select Named expression and click on OP_SYMBOLOGY_PIPING. See image below for reference.&lt;br /&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/3835.2.jpg"&gt;&lt;img src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/3835.2.jpg" alt=" " /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;/li&gt;
&lt;li&gt;Below are the Symbology pasted to copy from here and to get it pasted to its respective Expression&amp;rsquo;s. &amp;nbsp;&lt;br /&gt;&lt;br /&gt;
&lt;p&gt;OP_SYMBOLOGY_PIPING:&amp;nbsp;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;quot;BY_LEVEL_AND_TEMPLATE:&amp;quot; &amp;amp; PIPELINE.UNIT_NAME &amp;amp; &amp;quot;-&amp;quot; &amp;amp; PIPELINE.SERVICE_NAME &amp;amp; &amp;quot;-&amp;quot; &amp;amp; IIF (System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;)&amp;nbsp; &amp;lt; 0, PIPELINE.NOMINAL_DIAMETER, System.String.SubString(System.String.ToString(PIPELINE.NOMINAL_DIAMETER),&amp;nbsp; 0 ,System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;) ) &amp;amp; &amp;quot;_&amp;quot; &amp;amp; System.String.SubString(System.String.ToString(PIPELINE.NOMINAL_DIAMETER),&amp;nbsp; System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;)&amp;nbsp; + 1,&amp;nbsp; System.String.Length (System.String.ToString(PIPELINE.NOMINAL_DIAMETER)) - System.String.IndexOf(System.String.ToString(PIPELINE.NOMINAL_DIAMETER), &amp;quot;.&amp;quot;) - 1))&amp;nbsp; &amp;amp; &amp;quot;-&amp;quot; &amp;amp; PIPELINE.SPECIFICATION &amp;amp; &amp;quot;:OpenPlant\Piping\&amp;quot; &amp;amp;&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.IsOfClass( &amp;quot;INSTRUMENT&amp;quot;, &amp;quot;OpenPlant_3D&amp;quot; ), &amp;quot;Instrument:&amp;quot;,&amp;nbsp; &lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.IsOfClass( &amp;quot;CONTROL_VALVE&amp;quot;, &amp;quot;OpenPlant_3D&amp;quot; ), &amp;quot;Instrument:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;lt;= 4 , &amp;quot;DiameterRange1:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 4 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 8, &amp;quot;DiameterRange2:&amp;quot;,&lt;br /&gt; &amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 8 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 12, &amp;quot;DiameterRange3:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 12 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 16, &amp;quot;DiameterRange4:&amp;quot;,&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 16 AND OPITEM.NOMINAL_DIAMETER &amp;lt;= 20, &amp;quot;DiameterRange5:&amp;quot;, &lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; IIF( OPITEM.NOMINAL_DIAMETER &amp;gt; 20, &amp;quot;DiameterRange6:&amp;quot;, &amp;quot;Default:&amp;quot; ) ) ) ) ) ) ) ) &amp;amp; &amp;quot;Model&amp;quot;&lt;br /&gt; &lt;br /&gt; &lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Note:&lt;/b&gt;&lt;i&gt;Make sure to copy the strings correctly.&lt;/i&gt;&lt;/p&gt;
&lt;i&gt;&lt;br /&gt;&lt;/i&gt;&lt;/li&gt;
&lt;li&gt;Add Symbol sets to &lt;strong&gt;System.string&lt;/strong&gt;. Save each Expression which turns&amp;nbsp;blue.&amp;nbsp;Save option will get enabled once you modify the Expressions: See below for reference.&lt;br /&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/05076.3.jpg"&gt;&lt;img src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/05076.3.jpg" alt=" " /&gt;&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;/li&gt;
&lt;li&gt;Launch OpenPlant Modeler and Verify results. See images below:&amp;nbsp;&lt;br /&gt;&lt;b&gt;&lt;br /&gt;&lt;a href="/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-43/2308.4.jpg"&gt;&lt;img src="/resized-image/__size/940x0/__key/communityserver-wikis-components-files/00-00-00-00-43/2308.4.jpg" width="612" height="213" alt=" " /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/a&gt;&lt;/b&gt;Note - &lt;i&gt;For Existing Pipeline to update the levels, select Pipeline, Run Key-in &amp;ldquo;bmech rebuild&amp;rdquo;. This will update the level name.&lt;/i&gt;&lt;/li&gt;
&lt;/ol&gt;
&lt;h1&gt;See Also&lt;/h1&gt;
&lt;p&gt;&lt;a href="http://communities.bentley.com/products/plant/design___engineering/w/plant_design_and_engineering__wiki/4870.named-expressions-managing-component-symbology-in-openplant-modeler"&gt;communities.bentley.com/.../4870.named-expressions-managing-component-symbology-in-openplant-modeler&lt;/a&gt;&lt;/p&gt;
&lt;h1&gt;Comments or Corrections?&lt;/h1&gt;
&lt;p&gt;Bentley&amp;#39;s Product Advantage Group requests that you please confine any comments you have on this Wiki entry to this Comments or Corrections?&amp;quot; section. THANK YOU!&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: 08.11.09.581, Mixed Metric, level, Named Expression, nominal diameter, Decimal&lt;/div&gt;
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