<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Brad:<div class=""><br class=""></div><div class="">It should just be a matter of adding new signals to the IOC <span style="color: rgb(37, 37, 37); font-family: sans-serif; font-size: 14px; font-variant-ligatures: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); text-decoration-thickness: initial;" class="">iocGEMGas running on adaqsc. The wiki notes for the SBS EPICS have moved from the Hall A wiki to <a href="https://sbs.jlab.org/wiki/index.php/SBS_EPICS" class="">https://sbs.jlab.org/wiki/index.php/SBS_EPICS</a></span><div class=""><div style="orphans: 2; widows: 2;" class=""><font color="#252525" face="sans-serif" class=""><span style="caret-color: rgb(37, 37, 37); font-size: 14px; background-color: rgb(255, 255, 255);" class=""><br class=""></span></font></div><div style="orphans: 2; widows: 2;" class=""><font color="#252525" face="sans-serif" class=""><span style="caret-color: rgb(37, 37, 37); font-size: 14px; background-color: rgb(255, 255, 255);" class="">Steve</span></font></div><div><br class=""><blockquote type="cite" class=""><div class="">On Mar 4, 2022, at 2:02 PM, Marc Mcmullen <<a href="mailto:mcmullen@jlab.org" class="">mcmullen@jlab.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Brad,</div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Excellent!</div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Regards,<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Marc McMullen<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Sr. Instrumentation Designer<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Detector Support Group<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">(757) 269-7738<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0in 0in;" class=""><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif; border: none; padding: 0in;" class=""><b class="">From:<span class="Apple-converted-space"> </span></b><a href="mailto:brads@jlab.org" style="color: blue; text-decoration: underline;" class="">Brad Sawatzky</a><br class=""><b class="">Sent:<span class="Apple-converted-space"> </span></b>Friday, March 4, 2022 2:01 PM<br class=""><b class="">To:<span class="Apple-converted-space"> </span></b><a href="mailto:mcmullen@jlab.org" style="color: blue; text-decoration: underline;" class="">Marc Mcmullen</a><br class=""><b class="">Cc:<span class="Apple-converted-space"> </span></b><a href="mailto:segal@jlab.org" style="color: blue; text-decoration: underline;" class="">Jack Segal</a>;<span class="Apple-converted-space"> </span><a href="mailto:dsg-halla_gem@jlab.org" style="color: blue; text-decoration: underline;" class="">dsg-halla_gem@jlab.org</a>;<span class="Apple-converted-space"> </span><a href="mailto:rossi@jlab.org" style="color: blue; text-decoration: underline;" class="">Patrizia Rossi</a><br class=""><b class="">Subject:<span class="Apple-converted-space"> </span></b>[EXTERNAL] Re: [Dsg-halla_gem] Add an ADC to RPi for gas flows?</div></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Hi Marc,<br class=""><br class="">You should probably coordinate IOC updates with me (although Steve is<br class="">around to support).<br class=""><br class="">-- Brad<br class=""><br class="">On Fri, 04 Mar 2022, Marc Mcmullen wrote:<br class=""><br class="">> Hi Jack,<br class="">><span class="Apple-converted-space"> </span><br class="">> I'll be at the lab on Monday to get the ADC. I'll discuss this with our<br class="">> group and come up with a solution on this. Additionally, I'll probably set<br class="">> up a meeting for the GEMs sometime next week so we can talk about analysis<br class="">> of the gas.<br class="">><span class="Apple-converted-space"> </span><br class="">> This will require an additional PV (I'll probably want a few extras for<br class="">> expansion), I use to coordinate that with Steve. Is he still handling the<br class="">> IOC updates?<br class="">><span class="Apple-converted-space"> </span><br class="">> Regards,<br class="">> Marc McMullen<br class="">> Sr. Instrumentation Designer<br class="">> Detector Support Group<br class="">> (757) 269-7738<br class=""><br class="">> From: Jack Segal<br class="">> Sent: Friday, March 4, 2022 1:38 PM<br class="">> To: Marc Mcmullen<br class="">> Subject: Add an ADC to RPi for gas flows?<br class="">><span class="Apple-converted-space"> </span><br class="">> Marc,<br class="">> We are adding a Binary Gas Analyzer, see the attached picture. It has an<br class="">> analog output.<br class="">> Can we try to add an ADC to the I2C string to read this out with the mass<br class="">> flow sensors?<br class="">> I have some DIN rail mountable 16 bit ADCs.<br class="">> This allows us to monitor the gas mixture ratio.<br class="">><span class="Apple-converted-space"> </span><br class="">--<span class="Apple-converted-space"> </span><br class="">Brad Sawatzky (he/him), PhD <<a href="mailto:brads@jlab.org" class="">brads@jlab.org</a>> -<>- Jefferson Lab/ Hall C/C111<br class="">Ph: 757-269-5947 -<>- Fax: 757-269-5235 -<>- Pager: <a href="mailto:brads-page@jlab.org" class="">brads-page@jlab.org</a><br class="">The most exciting phrase to hear in science, the one that heralds new<br class=""> discoveries, is not "Eureka!" but "That's funny..." -- Isaac Asimov<o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">_______________________________________________</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">Dsg-halla_gem mailing list</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class=""><a href="mailto:Dsg-halla_gem@jlab.org" class="">Dsg-halla_gem@jlab.org</a></span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class=""><a href="https://mailman.jlab.org/mailman/listinfo/dsg-halla_gem" class="">https://mailman.jlab.org/mailman/listinfo/dsg-halla_gem</a></span></div></blockquote></div><br class=""></div></div></body></html>