/cms/tags/mwv-1 en /cms/wiki/clippard-miniature-whisker-valve <div class="field field-name-field-category-wiki field-type-taxonomy-term-reference field-label-inline clearfix"><div class="field-label">Category:&nbsp;</div><div class="field-items"><div class="field-item even"><a href="/cms/categories/product-tips" typeof="skos:Concept" property="rdfs:label skos:prefLabel" datatype="">Product Tips</a></div></div></div><div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><table border="0" width="685"> <tbody> <tr> <td colspan="2"> <p>星城web's <a href="http://www.clippard.com/part/MWV-1" title="http://www.clippard.com/part/MWV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1</a> is a 2-way, Normally-Closed miniature whisker valve for use with bleed pressure piloted control circuits. The valve's coil spring, stainless steel whisker is easily replaceable and can be formed to different shapes.</p> </td> </tr> <tr> <td valign="middle"> <img alt="星城web Miniature Whisker Valve" src="http://www.clippard.com/cms/sites/default/files/wiki_images/MWV-1_Whisker-Valve.jpg" style="width: 275px;" /></td> <td style="padding-left:30px;" valign="top"> <br /> <p><b>Medium:</b> Air<br /> <b>Switching Speed:</b> 125 Hz, Normally-Open<br /> <b>Operating Pressure:</b> 150 psig/10 bar max.<br /> <b>Air Flow:</b>聽28 l/min @ 50 psig; 42 l/mim @ 100 psig<br /> <b>Force for Full Stem Travel:</b> 1/4 oz. approx.<br /> <b>Mounting:</b> 5/16-24 male thread; nut and lock washers furnished.<br /> <b>Bleed:</b> To atmosphere around whisker stem<br /> <b>Whisker:</b> Stainless steel, approx. 3" (76.2) length<br /> 聽</p> </td> </tr> <tr> <td colspan="2"> <br /> <hr color="#CCCCCC" size="1" /> </td> </tr> <tr> <td valign="top"> <br /> <b>View the Video Demonstration:</b><br /> <br /> <br /> <iframe allowfullscreen="" frameborder="0" height="206" src="https://www.youtube.com/embed/1_6WmbngDwo" width="275"></iframe></td> <td style="padding-left:30px;" valign="top"> <p><br /> <img alt="星城web Miniature Whisker Valve" src="http://www.clippard.com/cms/sites/default/files/wiki_images/Whisker-Valve-Drawing.jpg" style="width: 380px;" /></p> <p><br /> 聽</p> <table border="0" cellpadding="0" cellspacing="0"> <tbody> <tr bgcolor="#CCCCCC"> <td style="padding:5px;"> <b>Part No.</b></td> <td style="padding:5px;"> <b>Description</b></td> </tr> <tr> <td style="padding:5px;"> <a href="http://www.clippard.com/part/MWV-1"><a href="http://www.clippard.com/part/MWV-1" title="http://www.clippard.com/part/MWV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1</a></a></td> <td style="padding:5px;"> Normally-Closed Whisker Valve, #10-32</td> </tr> <tr> <td style="padding:5px;"> <a href="http://www.clippard.com/part/MWV-1-M5">MWV-M5</a></td> <td style="padding:5px;"> Normally-Closed Whisker Valve, M5</td> </tr> <tr> <td style="padding:5px;"> <a href="http://www.clippard.com/part/MWV-1P"><a href="http://www.clippard.com/part/MWV-1P" title="http://www.clippard.com/part/MWV-1P" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1P</a></a></td> <td style="padding:5px;"> Normally-Closed Whisker Valve, 1/8" NPT</td> </tr> <tr> <td style="padding:5px;"> <a href="http://www.clippard.com/part/12375-BLK"><a href="http://www.clippard.com/part/12375-BLK" title="http://www.clippard.com/part/12375-BLK" class="freelink freelink-cil_sku_autolink_part freelink-internal">12375-BLK</a></a></td> <td style="padding:5px;"> MWV-1 Whisker Replacement, Bulk</td> </tr> <tr> <td style="padding:5px;"> <a href="http://www.clippard.com/part/12375-PKG"><a href="http://www.clippard.com/part/12375-PKG" title="http://www.clippard.com/part/12375-PKG" class="freelink freelink-cil_sku_autolink_part freelink-internal">12375-PKG</a></a></td> <td style="padding:5px;"> MWV-1 Whisker Replacement, Pack of 10</td> </tr> </tbody> </table> </td> </tr> </tbody> </table> <hr color="#ccc" size="1" /> <h2> Bleed Pilot Control</h2> <div style="-en-clipboard:true;"> <a href="http://www.clippard.com/cms/sites/default/files/wiki_images/bleed-pilot-control-circuit.png"><img alt="Bleed Pilot Control Circuit" src="http://www.clippard.com/cms/sites/default/files/wiki_images/bleed-pilot-control-circuit.png" style="width: 350px; height: 213px; float:right; padding-left:20px;" /></a></div> <div style="-en-clipboard:true;"> In this circuit, the normally-open <a href="http://www.clippard.com/part/MAVO-3" title="http://www.clippard.com/part/MAVO-3" class="freelink freelink-cil_sku_autolink_part freelink-internal">MAVO-3</a> is held in the closed position because the normally-closed <a href="http://www.clippard.com/part/MWV-1" title="http://www.clippard.com/part/MWV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1</a> creates a back pressure in the <a href="http://www.clippard.com/part/MPA-3" title="http://www.clippard.com/part/MPA-3" class="freelink freelink-cil_sku_autolink_part freelink-internal">MPA-3</a> pilot operator. If the 鈥渨hisker鈥� of the <a href="http://www.clippard.com/part/MWV-1" title="http://www.clippard.com/part/MWV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1</a> is contacted it exhausts the line from the <a href="http://www.clippard.com/part/MNV-1" title="http://www.clippard.com/part/MNV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MNV-1</a> and the pilot actuator which allows the spring to open the <a href="http://www.clippard.com/part/MAVO-3" title="http://www.clippard.com/part/MAVO-3" class="freelink freelink-cil_sku_autolink_part freelink-internal">MAVO-3</a>. When the whisker is 鈥渞eset鈥� the output of the <a href="http://www.clippard.com/part/MAVO-3" title="http://www.clippard.com/part/MAVO-3" class="freelink freelink-cil_sku_autolink_part freelink-internal">MAVO-3</a> will be turned off.</div> <div> 聽</div> <div> The <a href="http://www.clippard.com/part/MNV-1" title="http://www.clippard.com/part/MNV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MNV-1</a> is adjusted to a flow value that is less than the flow of the <a href="http://www.clippard.com/part/MWV-1" title="http://www.clippard.com/part/MWV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1</a>. If the flow through the <a href="http://www.clippard.com/part/MNV-1" title="http://www.clippard.com/part/MNV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MNV-1</a> is too low, the MAVO-1 will have a continuous output. Conversely, if the <a href="http://www.clippard.com/part/MNV-1" title="http://www.clippard.com/part/MNV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MNV-1</a> is passing too much air, the <a href="http://www.clippard.com/part/MWV-1" title="http://www.clippard.com/part/MWV-1" class="freelink freelink-cil_sku_autolink_part freelink-internal">MWV-1</a> will reach a 鈥渟aturated鈥� condition and the <a href="http://www.clippard.com/part/MAVO-3" title="http://www.clippard.com/part/MAVO-3" class="freelink freelink-cil_sku_autolink_part freelink-internal">MAVO-3</a> will remain in the off position.</div> <div> 聽</div> <div> <em><b>Note:</b> When this circuit is initially connected to an air supply, a momentary output from the <a href="http://www.clippard.com/part/MAVO-3" title="http://www.clippard.com/part/MAVO-3" class="freelink freelink-cil_sku_autolink_part freelink-internal">MAVO-3</a> will occur. Evaluate how this will affect your control.</em></div> <div> 聽</div> <div> 聽</div> <div> 聽</div> </div></div></div><div class="field field-name-field-tags-wiki field-type-taxonomy-term-reference field-label-inline clearfix"><div class="field-label">Tags:&nbsp;</div><div class="field-items"><div class="field-item even"><a href="/cms/tags/mwv-1" typeof="skos:Concept" property="rdfs:label skos:prefLabel" datatype="">MWV-1</a></div><div class="field-item odd"><a href="/cms/tags/whisker-valve" typeof="skos:Concept" property="rdfs:label skos:prefLabel" datatype="">Whisker Valve</a></div></div></div> Thu, 24 Oct 2013 14:44:15 +0000 Rachel Desenberg 356 at /cms /cms/wiki/clippard-miniature-whisker-valve#comments