[Dsg-hallb_magnets] TR817A2 at 325 K, LV cRIO restarted.
Ramakrishna Bachimanchi
bachiman at jlab.org
Thu Apr 20 10:32:13 EDT 2017
Hi Tyler,
I am still investigating and looking into why this is happening at all.
When the magnet was warmed up to 80K, none of the sensors went to 325 K.
Would it be possible to set constant current values for I1 and I2 (500
nA and 250 nA)? I would like to see, if it is happening because we are
varying the current based on power dissipation or not. Please let me
know, if you need more information
Thanks,
Rama
On 4/19/2017 4:10 PM, Tyler Lemon wrote:
> Hello,
>
> TR817A2 was at 325 K this afternoon. The Torus LV cRIO was reset and
> the Cerenox now reads 4.75 K.
>
> I did not get a screen shot of the raw data from the error. I
> initially connected to the LV cRIO from a different PC than usual.
> This PC did not have the required LabVIEW packages installed, causing
> an error when connecting to the cRIO. This error stopped the program.
> After moving to the PC normally used for Hall B LabVIEW, the program
> was successfully restarted following the normal restart procedure.
>
> Best regards,
> Tyler
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