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Technical integration and coordination SASE1 Status and SASE3 Readiness
  Joint Operation and Readiness Logbook, Contact: T.Haas, A. Violante, G. Wellenreuther  Not logged in ELOG logo
Message ID: 385     Entry time: 15 Sep 2017, 11:58
Author: Tobias Haas 
Location: General 
Severity: Information 
Subject: Status and plans after SASE1 Status/SASE3 Readiness Meeting 

General

  • User run is currently going well. Thanks to everybody!
  • Preparations need to be made for the October shutdown. Information will be collected by PSPO and T. Tschentscher. Care must be taken that the relevant people are available. Priority will be given to XTD10!

Short Report from SASE1 Instruments

  • ​SPB: 
    • First user shift last night
    • No hickup from accelerator
    • Focus is still too large (12 - 15 um) and beam pointing and beam position are unstable
    • Calibrations were done with AGIPD using powder. 
    • DAQ ran stably
  • FXE:
    • No report as FXE is currently on shift

Tunnels

  • Optics:
    • ​Reminder: The last two metal valves in the FXE and SPB beam lines are currently not in the interlock. Hence the beam could hit them if no attention is paid. This has been fixed in the firmware but will only become active after the next reboot. This will not happen before October
    • Switching between instruments is done using a macro by Harald. It worked without hickups so far. Nevertheless, one should attenuate the beam before moving the mirrors
    • It is important to put relevant info into the operations log book. In particular since all the user log books are closed
  • Diagnostics:
    • XGM data is now available both via DOOCS and Karabo and can be put into the DAQ stream. However, this data needs to be included. This has not been done so far
    • The XGM data should also be stored for the purpose of optimizing the facility. However, if stored with the user data, access will be difficult
    • Parallel storing of XGM and user data is not possilble currently

Laser

  • Work is still progressing in line with laser delivery in November. However, the time is getting tight and overtime requests have been filed for the whole group
  • Drifts of the laser beam are being observed that do not correlate with temperature and humidity. A feed back is being worked on
  • A fix has been prepared by CAS for the motor problem reported earlier. However, due to the high work load from user operation this could not be tested yet. It is scheduled for next week
  • DOOCSGATE was updated to allow adjustment of synchronisation

Detectors

  • AGIPD:
    • DAQ ran stably 
    • Users took calibration data last night that allows to calibrate the different gain stages
    • A. Mancuso showed nice data on his laptop with very clean rings from the glas in the beam
  • LPD
    • Not used yesterday
    • Should take data today
    • The calibration pipeline on the Maxwell Cluster is now enabled allowing calibrations to be calculated for both detectors

Electronics

  • All instruments loops were updated before the user experiments for DAQ and for failsafe operation with train id injection
  • Additional signals were prepared for the MPS system (Vacuum ok, end switches, pulse picker beam pattern). This is not yet integrated
  • ZZ happened last Tuesday in XTD2 for CRL and MCP. On CRL significant problems with the cabling were identified (wrong connections, sparks in connectors). The sparks are probably the reason for the broken Beckhoff terminals. Fix can only be done in October
  • In October the remaining tunnel loops with also be updated

Software

  • 90% of personnel is currently working supporting the user operation in SASE1
  • A hot fix for the data logger was deployed. 
  • Instrument user shifts will be supported by 2 CAS people at least until end of next week. 
  • Remaining personnel will work on the backlog, e. g. fixing the motor problems in the laser
  • FXE:
    • DAQ for Gotthardt was deployed yesterday
    • Scantool was updated
    • Work continues on the GreatEyes detector. Currently it only works in Win7 and not in LINUX
  • SPB
    • Doocs bridge is operational and slow data can be recorded, e. g. e-beam energy, K param
    • Users also made first use of the ZeroMQ tool 
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