[Dsg-hallb_magnets] Torus alarm

Probir Ghoshal ghoshal at jlab.org
Sun Jun 26 15:47:21 EDT 2022


Hi Brian,

Stepan mentioned that magnet ramped down and the He level went down as well...
Could you please check if that dumped or ramped down...The coil temp seems ~20K.

Regards
Probir

________________________________
From: Dsg-hallb_magnets <dsg-hallb_magnets-bounces at jlab.org> on behalf of Probir Ghoshal <ghoshal at jlab.org>
Sent: Sunday, June 26, 2022 3:08 PM
To: Brian Eng <beng at jlab.org>; Stepan Stepanyan <stepanya at jlab.org>; Nick Sandoval <sandoval at jlab.org>
Cc: dsg-hallb magnets <dsg-hallb_magnets at jlab.org>
Subject: Re: [Dsg-hallb_magnets] Torus alarm

Suggest to ramp both magnets to zero if not done yet…!
Regards
Probir
________________________________
From: Dsg-hallb_magnets <dsg-hallb_magnets-bounces at jlab.org> on behalf of Probir Ghoshal <ghoshal at jlab.org>
Sent: Sunday, June 26, 2022 2:55:31 PM
To: Brian Eng <beng at jlab.org>; Stepan Stepanyan <stepanya at jlab.org>; Nick Sandoval <sandoval at jlab.org>
Cc: dsg-hallb magnets <dsg-hallb_magnets at jlab.org>
Subject: Re: [Dsg-hallb_magnets] Torus alarm

Thanks a lot Brian.
Please keep me posted..!
regards
Probir


________________________________
From: Brian Eng <beng at jlab.org>
Sent: Sunday, June 26, 2022 2:53 PM
To: Probir Ghoshal <ghoshal at jlab.org>; Stepan Stepanyan <stepanya at jlab.org>; Nick Sandoval <sandoval at jlab.org>
Cc: dsg-hallb magnets <dsg-hallb_magnets at jlab.org>
Subject: Re: Torus alarm

It looks like there is an issue with the DBox PLC. I can't go online with it with RSLogix and it isn't responding to pings.

According to the solenoid's SOE module the LHe level was the first to trip off.

Since I can't do anything remotely will need to have an access to go see what is causing the problem. Will probably be at least 15:45 until I can come in.

________________________________
From: Probir Ghoshal <ghoshal at jlab.org>
Sent: Sunday, June 26, 2022 2:09 PM
To: Stepan Stepanyan <stepanya at jlab.org>; Nick Sandoval <sandoval at jlab.org>; Brian Eng <beng at jlab.org>
Subject: Re: Torus alarm

Hi Stephan
Brian is the person to contact…!
I will call him now…!
Regards
Probir
________________________________
From: Stepan Stepanyan <stepanya at jlab.org>
Sent: Sunday, June 26, 2022 2:06 PM
To: Nick Sandoval <sandoval at jlab.org>; Probir Ghoshal <ghoshal at jlab.org>
Subject: Torus alarm

Hello Nick and Probir,

I got a call from counting room that there is a torus PLC alarm. I do not know who is responsible for it. But we need someone to look at.

Thanks,
Stepan
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