<html><body><div style="font-family: tahoma,new york,times,serif; font-size: 14pt; color: #009900"><div>brian, </div><div>i agree with you on all points, except:<br></div><div><span style="color: rgb(0, 0, 255);" data-mce-style="color: #0000ff;">"<em>probably get fully instrumented to EPICS first so we have a better idea where the moisture is actually coming from."</em></span></div><div><span style="color: rgb(0, 0, 255);" data-mce-style="color: #0000ff;"><em><br data-mce-bogus="1"></em></span></div><div><span style="color: rgb(0, 128, 0);" data-mce-style="color: #008000;">to me its a no-brainer (zip your lip on the comment you're thinking of!) it is coming from the air. </span></div><div><span style="color: rgb(0, 128, 0);" data-mce-style="color: #008000;">the system is over pressured nothing gets in. so if the air to start of is as dry as a bone and nothing gets in: </span></div><div><span style="color: rgb(0, 128, 0);" data-mce-style="color: #008000;">o where o where does can the moisture be?</span><br data-mce-bogus="1"></div><div><span style="color: rgb(0, 128, 0);" data-mce-style="color: #008000;">amrit<br data-mce-bogus="1"></span></div><div><span style="color: rgb(0, 128, 0);" data-mce-style="color: #008000;"></span></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><b>From: </b>"Brian Eng" <beng@jlab.org><br><b>To: </b>"dsg-rich" <dsg-rich@jlab.org><br><b>Sent: </b>Thursday, May 10, 2018 12:45:47 PM<br><b>Subject: </b>Re: [Dsg-rich] RICH humidity graph<br></div><div><br></div><div data-marker="__QUOTED_TEXT__">Yes, but that would require a DA since that's modifying a pressure system.<br><br>A moisture sensor was installed on the tank, that should probably get fully instrumented to EPICS first so we have a better idea where the moisture is actually coming from. There's already a PV, but it's reporting 0 PPM which is pretty hard to believe.<br><br>> On May 10, 2018, at 12:32 PM, Amrit Yegneswaran <yeg@jlab.org> wrote:<br>> <br>> hi marco,<br>> i couldn't see the graphs in your email/log, so pete sent me the graphs.<br>> so, it appears the dry air isn't dry !<br>> <br>> brian/george,<br>> could one add an inline desiccant<br>> amrit<br>> <br><br>_______________________________________________<br>Dsg-rich mailing list<br>Dsg-rich@jlab.org<br>https://mailman.jlab.org/mailman/listinfo/dsg-rich<br></div></div></body></html>