<html><body><div style="font-family: tahoma,new york,times,serif; font-size: 14pt; color: #009900"><div>hello,<br></div><div>i don't understand the logic for the previous request to box in red temps <37C.<br data-mce-bogus="1"></div><div>i think it is important to notice the hot-spots.<br data-mce-bogus="1"></div><div>above 65C the timing in the FPGAs will be flaky, even though the FPGAs are rated to 85C.<br data-mce-bogus="1"></div><div>so, having a red box to indicate temperatures near 65C, lets say >63C would be useful.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>i agree with tyler that lower temps aren't bad.<br data-mce-bogus="1"></div><div>one concern might be that he sensor is not reading/communicating, in which case the value should be 0C or lower than the ambient.<br data-mce-bogus="1"></div><div>so values below the ambient could also be boxed in red to indicate a potential problem.<br data-mce-bogus="1"></div><div>the ambient in the hall is, measured over the years, ~ 18C).<br data-mce-bogus="1"></div><div>so if the temp drops below 15C these could also be boxed in red.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>amrit<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><b>From: </b>"Nathan Baltzell" <baltzell@jlab.org><br><b>To: </b>"Tyler Lemon" <tlemon@jlab.org><br><b>Cc: </b>"dsg-rich" <dsg-rich@jlab.org><br><b>Sent: </b>Wednesday, November 1, 2017 2:39:06 PM<br><b>Subject: </b>Re: [Dsg-rich] change low temperature alarms on RICH FPGA temperatures map?<br></div><div><br></div><div data-marker="__QUOTED_TEXT__">Hi Tyler,<br><br>It’s colored according to previous requests from RICH group.<br><br>-Nathan<br><br><br><br>> On Nov 1, 2017, at 14:33, Tyler Lemon <tlemon@jlab.org> wrote:<br>> <br>> Hello Nathan,<br>> <br>> We've been monitoring the RICH electronics during their testing using the RICH FPGA Temperatures Map EPICS screen and have noted that if a temperature is < ~37C, the indicator shows an orange warning.<br>> <br>> Can the low temperature warnings be removed from this screen or changed to a different color since low temperatures are not a bad thing for the RICH electronics?<br>> <br>> Best regards,<br>> Tyler<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>