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Hello Ruben,</p>
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Find my answers in blue font bellow:</p>
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Did either of you receive any alarms to say this happened? Do we know why this happened?</p>
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<span style="color: rgb(0, 111, 201);">I did not received any personal alarm when the cryocons went off line.</span><br>
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<span style="color: rgb(0, 111, 201);">I just noticed this morning when I looked at the Torus PLC Interlock EPICS screen under the Warnings status (Not interlocked). </span></p>
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Could we set up something to alert us in the future?</p>
<p style=""><span style="color: rgb(0, 111, 201); font-family: Calibri, Helvetica, sans-serif, EmojiFont, "Apple Color Emoji", "Segoe UI Emoji", NotoColorEmoji, "Segoe UI Symbol", "Android Emoji", EmojiSymbols; font-size: 16px;">At this time the alerts to check
Cryocon communication failures are setup/configured in the alarm handler, but I noticed that they are not alarming properly, since they </span><span style="color: rgb(0, 111, 201); font-family: Calibri, Helvetica, sans-serif, EmojiFont, "Apple Color Emoji", "Segoe UI Emoji", NotoColorEmoji, "Segoe UI Symbol", "Android Emoji", EmojiSymbols; font-size: 16px;">are
showing a "OK" status, "No alarm" (see attached screenshot) when Cryocon </span><font color="#006fc9">communication failures are present. </font></p>
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You should be able to do the reset this morning - check with Denny first.</p>
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<span style="font-size: 12pt; color: rgb(0, 111, 201);">We can do a </span><span style="font-size: 12pt; color: rgb(0, 111, 201);">remote reset for the Cryocon units from the PLC controls </span><font color="#006fc9" style="font-size: 12pt;"><span style="font-size: 12pt;">without
disturbing the cryogenic operations at all, but just to </span>double<span style="font-size: 12pt;"> check, I'll contact Deny before I reset them.</span></font><br>
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Best Regards,</p>
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Pablo</p>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Ruben Fair<br>
<b>Sent:</b> Monday, April 1, 2019 8:11 AM<br>
<b>To:</b> Pablo Campero Rojas; Nicholas Sandoval<br>
<b>Cc:</b> Probir Ghoshal<br>
<b>Subject:</b> Re: [Dsg-hallb_magnets] [Revised Logentry] Cryocon temp monitors lost communication</font>
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<p style="margin-top:0; margin-bottom:0">Pablo, Nick,</p>
<p style="margin-top:0; margin-bottom:0"><br>
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<p style="margin-top:0; margin-bottom:0">Did either of you receive any alarms to say this happened? Do we know why this happened?</p>
<p style="margin-top:0; margin-bottom:0"><br>
</p>
<p style="margin-top:0; margin-bottom:0">Could we set up something to alert us in the future?</p>
<p style="margin-top:0; margin-bottom:0"><br>
</p>
<p style="margin-top:0; margin-bottom:0">You should be able to do the reset this morning - check with Denny first.<br>
</p>
<p style="margin-top:0; margin-bottom:0"><br>
</p>
<p style="margin-top:0; margin-bottom:0">Regards</p>
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<p style="margin-top:0; margin-bottom:0">Ruben<br>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Dsg-hallb_magnets <dsg-hallb_magnets-bounces@jlab.org> on behalf of campero@jlab.org <campero@jlab.org><br>
<b>Sent:</b> Monday, April 1, 2019 7:25 AM<br>
<b>To:</b> dsg-hallb_magnets@jlab.org<br>
<b>Subject:</b> [Dsg-hallb_magnets] [Revised Logentry] Cryocon temp monitors lost communication</font>
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<h1 class="x_x_node-title"><a href="https://logbooks.jlab.org/entry/3674346" rel="bookmark" id="LPlnk932021" class="x_OWAAutoLink" previewremoved="true">Cryocon temp monitors lost communication</a>
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<p class="x_x_author-datetime">Lognumber <a href="https://logbooks.jlab.org/entry/3674346" class="x_x_lognumber x_OWAAutoLink" id="LPlnk247544" previewremoved="true">
3674346</a>. Submitted by <a href="https://logbooks.jlab.org/user/campero" id="LPlnk514227" class="x_OWAAutoLink" previewremoved="true">
campero</a> on <time datetime="2019-04-01T07:20:11-0400"><a href="https://logbooks.jlab.org/entries?start_date=1554114011&end_date=1554121211&book=HBTORUS" id="LPlnk38661" class="x_OWAAutoLink" previewremoved="true">Mon, 04/01/2019 - 07:20</a></time>.
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<p class="x_x_last-update">Last updated on <time datetime="2019-04-01T07:21:51-0400">
Mon, 04/01/2019 - 07:21</time></p>
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<p>Torus and DBX cryocons temperature monitors lost communication. I verified that none of the temperature sensors read by these Cryocons are updating the temperature values. A reset will be required to recover communications.<br>
Torus Cryocons disconnected since 03/26/2019, and DBX Cryocons disconnected since 03/14/20119. See attached screenshots.</p>
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<div class="x_x_image-wrapper"><img class="x_x_image-style-plentybig" alt="" title="Torus MPS PLC interlocks" width="931" height="1008" style="user-select: none;" src="https://logbooks.jlab.org/files/styles/plentybig/public/2019/04/3674346/Torus MPS interlocks.JPG"></div>
<div class="x_x_image-wrapper"><img class="x_x_image-style-plentybig" alt="" width="960" height="418" style="user-select: none;" src="https://logbooks.jlab.org/files/styles/plentybig/public/2019/04/3674346/Communication status screen.JPG"></div>
<div class="x_x_image-wrapper"><img class="x_x_image-style-plentybig" alt="" width="960" height="404" style="user-select: none;" src="https://logbooks.jlab.org/files/styles/plentybig/public/2019/04/3674346/Torus-cryocons.JPG"></div>
<div class="x_x_image-wrapper"><img class="x_x_image-style-plentybig" alt="" width="960" height="404" style="user-select: none;" src="https://logbooks.jlab.org/files/styles/plentybig/public/2019/04/3674346/DBX-cryocons.JPG"></div>
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