[dsg-svt] SVT outinhibit

[Yuri Gotra]

Thank you Peter,

I will follow your advice.


On 10/13/17 7:38 AM, Peter Bonneau wrote:
> Yuri:
>
> I checked on the hardware interlock system system this morning and 
> it's running normally (no trips overnight).
>
> After a system trip and before resetting, we need screen captures of 
> the "Interlock Status and signal monitoring" and the "Raw data 
> monitoring" tabs of the Hardware Interlock Monitoring System user 
> interface for troubleshooting. We need to know which signal is causing 
> the tripping.
>
> The last time we had an issue like this (1/31/2017) ,  the problem was 
> caused by a loose connection to the  external coolant system 
> monitoring electronics  (Proteus Industries sensor and Florite 990x 
> Controller.)
>
> As mentioned back in January, we don't have spares for the external 
> coolant monitoring electronics. I recommend we purchase spares for 
> this system.
>
> Peter
>
> On 10/12/2017 8:31 PM, Yuri Gotra wrote:
>> Dear Peter,
>>
>> We had another crate inhibit issue this evening. Software interlocks 
>> were ok, chiller running.
>>
>> HV inhibit was red and all HV channel inhibits had errors. HV and LV 
>> ramped down.
>>
>> On the screenshot you could see B_SVT_HV_R1:outinhibit major 
>> HIHI_alarm at 20:06.
>>
>> Please let us know your suggestions on debugging this issue. Thank you
>>
>
>

-------------- next part --------------
A non-text attachment was scrubbed...
Name: gotra.vcf
Type: text/x-vcard
Size: 102 bytes
Desc: not available
URL: <https://mailman.jlab.org/pipermail/dsg-hallb_svt/attachments/20171013/c5ac33b2/attachment-0002.vcf>