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  Belle/Infineon/AIDA testbeam at SPS in Nov 2014  Not logged in ELOG logo
Message ID: 109     Entry time: Sun Nov 23 09:49:00 2014
Author: Markus Friedl 
Project: Belle SVD 
Subject: cooling 
Run Number:  
Events:  
StartTime:  
EndTime:  
Data: Unknown 

Saturday evening, the cooling became unstable which indicates the end of the CO2 supply, possibly having a mixture of liquid and gas phases.

Strange oscillations observed for the DUT temperatures until the MF valve was finally turned off close to midnight.

 

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