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		<title>Orifice plate (OP) flow measurement device - Revision history</title>
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		<updated>2026-05-10T02:08:45Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://www.designingbuildings.co.uk/w/index.php?title=Orifice_plate_(OP)_flow_measurement_device&amp;diff=236414&amp;oldid=prev</id>
		<title>Designing Buildings: Created page with &quot;[https://www.bsria.com/uk/product/NrM42B/hydronic_systems_design_set_of_2_guides_hsd2_a15d25e1/ Energy Efficient Pumping Systems, a design guide (BG 12/2011)], written by Chris P...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Orifice_plate_(OP)_flow_measurement_device&amp;diff=236414&amp;oldid=prev"/>
				<updated>2022-08-08T08:06:23Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;[https://www.bsria.com/uk/product/NrM42B/hydronic_systems_design_set_of_2_guides_hsd2_a15d25e1/ Energy Efficient Pumping Systems, a design guide (BG 12/2011)], written by Chris P...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[https://www.bsria.com/uk/product/NrM42B/hydronic_systems_design_set_of_2_guides_hsd2_a15d25e1/ Energy Efficient Pumping Systems, a design guide (BG 12/2011)], written by Chris Parsloe and published by BSRIA in 2011, states: ‘A fixed orifice plate flow measurement device is a fixed orifice across which pressure tappings are located. By measuring the pressure differential across the orifice, flow rate can be calculated using the orifice manufacturer’s published flow coefficient data.’&lt;br /&gt;
&lt;br /&gt;
--[[User:BSRIA|BSRIA]]&lt;br /&gt;
&lt;br /&gt;
= Related articles on Designing Buildings =&lt;br /&gt;
&lt;br /&gt;
* BSRIA articles.&lt;br /&gt;
* BSRIA definitions.&lt;br /&gt;
* Building services.&lt;br /&gt;
* Double regulating valve.&lt;br /&gt;
* Pipework.&lt;br /&gt;
* Tap.&lt;br /&gt;
* Types of valve.&lt;br /&gt;
* Valve.&lt;br /&gt;
&lt;br /&gt;
[[Category:DCN_Definition]] [[Category:DCN_Product_Knowledge]] [[Category:Definitions]] [[Category:Products_/_components]]&lt;/div&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

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