Hello Dear All,
my suggestion is a blockage in there. Did you clean the incoming dust filters?
If not, so these filters getting blocked and may be then the system is shutting
down before the break down.
Yours sincerely,
Ulrich Haunz
Am Mittwoch, Mai 07, 2025 20:00 CEST, schrieb "Thomas K Weldeghiorghis via groups.io"
> Hi Bob,
>
> Thank you. The BCU II gives the same error message whether we control it
> remotely or manually.
>
> Thanks,
>
> Thomas
>
> Thomas K. Weldeghiorghis, Ph.D.
> Director, NMR Facility
> Department of Chemistry
> Louisiana State University
> 232 Choppin Hall
> Baton Rouge, LA 70803
> 225-578-5346
>
> ________________________________
> From: main_at_ammrl.groups.io on behalf of Bob Berno via groups.io
> Sent: Wednesday, May 7, 2025 11:03 AM
> To: main_at_ammrl.groups.io <main_at_ammrl.groups.io>
> Subject: Re: [AMMRL] BCU II Chiller Issue
>
> Hello Thomas,
>
> I have seen many different errors over the years related to the BCU-II, but
> never this one.
> I suspect a minor issue with communication. It's communicating sufficiently
> well to be able to switch it on and off, but it seems to have trouble getting
> sensor information.
>
> What happens if you try to use the manual switch on the BCU-II instead of
> controlling it remotely through software? Does the chiller stay on? Or
> does it still switch itself off?
>
> Bob.
>
> On 2025-05-07 10:32 a.m., Thomas K Weldeghiorghis via groups.io wrote:
>
>
> Hi all,
> We are experiencing an issue with a BCU II chiller connected to our 700 M=
> Hz AvNeo spectrometer. After operating for a few minutes, the chiller turns
> off and displays the following error message:
> “BSMS error
> VtChiller::CheckForMeasurmentActivity(): no activity -> switching Chiller off!”
> I would greatly appreciate any suggestions or guidance on how to resolve this issue.
> Thank you in advance for your help.
> Best regards,
> Thomas
> Thomas K. Weldeghiorghis, Ph.D.
> Director, NMR Facility
> Department of Chemistry
> Louisiana State University
> 232 Choppin Hall
> Baton Rouge, LA 70803
> 225-578-5346
>
>
--
=========================
Ulrich Haunz, Dipl.-Ing. (FH)
NMR-Spektroskopie
Raum L 710, L 807
NMR-Center M520, M521, M527
Postfach M 715
Fachbereich Chemie
Universitaet Konstanz
78457 Konstanz
Tel.: +49 (0)7531 88-4261 -> M521 Bruker Avance NEO 800
Tel.: +49 (0)7531 88-4422 -> L807 JEOL Lambda 400
Tel.: +49 (0)7531 88-4955 -> L710 Bruker AVIII HD 400
Tel.: +49 (0)7531 88-4956 -> M520a Bruker AVIII 600
Tel.: +49 (0)7531 88-4957 -> M527 Bruker AVIII 400 Automation
Tel.: +49 (0)7531 88-4958 -> M520 Bruker AVIII 400 WB
Tel.: +49 (0)170 9153213
FAX : +49 (0)7531 88-3898
=========================
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Received on Thu May 08 2025 - 04:54:56 MST