Changes for page The FLASH HDF5 structure

Last modified by sndueste on 2025/02/06 10:55
From version 63.1
edited by sndueste
on 2022/10/28 09:12
Change comment: There is no comment for this version
To version 58.1
edited by sndueste
on 2022/09/07 17:20
Change comment: There is no comment for this version

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... ... @@ -115,8 +115,6 @@
115 115  
116 116  {{layout-section ac:type="single"}}
117 117  {{layout-cell}}
118 -
119 -
120 120  == Complete list of recordable parameters ==
121 121  
122 122  The complete list for the relation between DOOCS names and HDF5 names for the recordable parameters can be found in [[DESY's Repository~[~[image:url:http://hasfweb.desy.de/pub/TWiki/TWikiDocGraphics/external-link.gif~|~|width="13" height="12"~]~]>>url:https://stash.desy.de/projects/CS/repos/pah/browse/src/camp/data/channel2HdfName.dat||shape="rect"]].
... ... @@ -421,15 +421,15 @@
421 421  arrival time (BAM) =====
422 422  
423 423  {{info title="BAM information: updates 2022"}}
424 -* see: [[Info collection about the BAMs and how to use the BAM data>>url:https://confluence.desy.de/display/FLASHUSER/Info+collection+for+the+BAM||shape="rect"]]
425 425  * The data format of the BAM has been completely altered in the 2022 shutdown
426 426  * before 2022 BAMs were always saving the arrival time information for each 1µs bucked regardless if there were electrons in the accelerator or not. IN addition the arrival times for  FL1 and FL2 were saved in the same parameter ...
427 -* THIS is now different. There are new parameters saving only the arrival times for pulses that go to FL1 and to FL2 (in detail: first time slot of the accelerator and second)
424 +* THIS is now different. there are new parameters for pulses that go to FL1 and to FL2 (in detail: first time slot of the accelerator and second)
428 428  * There has been also a renaming  (and relocation) of the BAMs.
429 429  ** acc:  4DBC3 → FL0.DBC2
430 430  ** FL1: 1SFELC →  FL1.SFELC
431 431  ** FL2: FL2XTDS → (% style="color: rgb(23,43,77);" %)FL2.SEED5
432 432  * for more Info: [[LINK to detailed infos from MSK>>url:https://confluence.desy.de/display/SDiagPublic/BAM+Data+Structure||shape="rect"]]
430 +* [[Info collection about the BAMs and how to use the BAM data>>url:https://confluence.desy.de/display/FLASHUSER/Info+collection+for+the+BAM||shape="rect"]]
433 433  * [[Link a collection of papers related to the BAM and the analysis of pump-probe experiments>>doc:FLASHUSER.Additional helpful things.FLASH beamlines and instruments references.WebHome]]
434 434  * a recent  [[talk about the working principle of the BAM>>attach:BAM-basics and outlook-2018_DESY-template_16-9Format.pdf]]
435 435  {{/info}}
... ... @@ -502,10 +502,17 @@
502 502  //always saved (PBD)//
503 503  DOOCS prop : FLASH.SDIAG/BAM/(% style="color: rgb(23,43,77);" %)FL1.SFELC(%%)/ARRIVAL_TIM(% style="color: rgb(0,0,0);" %)E..bamStatus.//1//(%%)
504 504  DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/(% style="color: rgb(255, 102, 0); color: rgb(23, 43, 77)" %)FL1.SFELC(% style="color: rgb(255,102,0);" %)/ARRIVAL_TIME.BAMSTATUS(%%)
505 -desc: status bit: 0 - data is valid; 1 - beam present; 2 - calibration ongoing; 3 - feedback enabled; 4 - feedback acting;  mostly check for bit 0 == 1 is sufficient
503 +desc: (% style="" %) status bit: 0 - data is valid; 1 - beam present; 2 - calibration ongoing; 3 - feedback enabled; 4 - feedback acting;  mostly check for bit 0 == 1 is sufficient
506 506  
507 507  \\
508 508  
507 +{{info title="BAM hints"}}
508 +* besides the arrivaltime from FLASH1 there is also the FLASH2/3 electron arrival time saved.In case of doubt ask your local contact
509 +* [[Link a collection of papers related to the BAM and the analysis of pump-probe experiments >>doc:FLASHUSER.Additional helpful things.FLASH beamlines and instruments references.WebHome]]
510 +* [[LINK to detailed infos from MSK>>url:https://confluence.desy.de/display/SDiagPublic/BAM+Data+Structure||shape="rect"]]
511 +* a recent  [[talk about the working principle of the BAM>>attach:BAM-basics and outlook-2018_DESY-template_16-9Format.pdf]]
512 +{{/info}}
513 +
509 509  \\
510 510  
511 511  ===== electron beam profile =====
... ... @@ -634,22 +634,6 @@
634 634  
635 635  ==== Pump Probe Laser (FLASH1) ====
636 636  
637 -**PIGLET (PG laser)**
638 -
639 -**{{code language="none"}}/FL1/Experiment/Pump probe laser{{/code}}**
640 -
641 -FLASH.LASER/FLACPUPGLASER1.PULSEENERGY/DIAG1out/PULSEENERGY.MEAN 
642 -FLASH.LASER/FLACPUPGLASER1.PULSEENERGY/PG1_incoupl/PULSEENERGY.MEAN 
643 -FLASH.LASER/FLACPUPGLASER1.PULSEENERGY/PG2_incoupl/PULSEENERGY.MEAN 
644 -
645 -
646 -FLASH.SYNC/LASER.LOCK.EXP/FLASH1.MOD1.PG.OSC/FMC0.MD22.1.ENCODER_POSITION.RD 
647 -FLASH.SYNC/LASER.LOCK.EXP/FLASH1.MOD1.PG.OSC/FMC0.MD22.1.ENCODER_POSITION_RAW.RD 
648 -FLASH.SYNC/LASER.LOCK.EXP/FLASH1.MOD1.PG.OSC/FMC0.MD22.1.POSITION.RD
649 -
650 -\\
651 -
652 -{{expand title="Parameters used until 2021"}}
653 653  {{code language="none"}}/FL1/Experiment/Pump probe laser/laser attenuation{{/code}}
654 654  
655 655  //always saved (PBD)//
... ... @@ -691,14 +691,9 @@
691 691  DOOCS prop : {{code language="none"}}TTF2.FEL/TDOLFEL/TDOLFEL/STREAK.CAM.TIME{{/code}}
692 692  DOOCS prop : {{code language="none"}}TTF2.FEL/TDOLFEL/TDOLFEL/STREAK.CAM.TIME{{/code}}
693 693  desc: delay time between the optical laser and the FEL units: ps
694 -{{/expand}}
695 695  
696 696  \\
697 697  
698 -\\
699 -
700 -\\
701 -
702 702  [[Contents>>doc:||anchor="Contents"]]
703 703  
704 704  \\
... ... @@ -982,27 +982,8 @@
982 982  The gap values are saved for all 12 undulators (Nr 3 to 14). Undulator 14 is the one closest to the experimental hall.
983 983  
984 984  =====
985 -arrival time (BAM) =====
969 +arrival time =====
986 986  
987 -{{info title="BAM information: updates 2022"}}
988 -* see: [[Info collection about the BAMs and how to use the BAM data>>url:https://confluence.desy.de/display/FLASHUSER/Info+collection+for+the+BAM||shape="rect"]]
989 -* The data format of the BAM has been completely altered in the 2022 shutdown
990 -* before 2022 BAMs were always saving the arrival time information for each 1µs bucked regardless if there were electrons in the accelerator or not. I addition the arrival times for  FL1 and FL2 were saved in the same parameter ...
991 -* THIS is now different. There are new parameters saving only the arrival times for pulses that go to FL1 and to FL2 (in detail: first time slot of the accelerator and second)
992 -* There has been also a renaming  (and relocation) of the BAMs.
993 -** acc:  4DBC3 → FL0.DBC2
994 -** FL1: 1SFELC →  FL1.SFELC
995 -** FL2: 8FL2XTDS → (% style="color: rgb(23,43,77);" %)FL2.SEED5
996 -* for more Info: [[LINK to detailed infos from MSK>>url:https://confluence.desy.de/display/SDiagPublic/BAM+Data+Structure||shape="rect"]]
997 -* [[Link a collection of papers related to the BAM and the analysis of pump-probe experiments>>doc:FLASHUSER.Additional helpful things.FLASH beamlines and instruments references.WebHome]]
998 -* a recent  [[talk about the working principle of the BAM>>attach:BAM-basics and outlook-2018_DESY-template_16-9Format.pdf]]
999 -{{/info}}
1000 -
1001 -\\
1002 -
1003 -{{expand title="Discontinued BAM format (used until end 2021)"}}
1004 -(% style="color: rgb(0,0,0);" %)**Discontinued BAM data recording **
1005 -
1006 1006  {{code language="none"}}/FL2/Electron Diagnostic/BAM/8FL2XTDS/electron bunch arrival time (low charge){{/code}}
1007 1007  //always saved (PBD2)//
1008 1008  DOOCS prop : {{code language="none"}}FLASH.SDIAG/BAM/8FL2XTDS/LOW_CHARGE_ARRIVAL_TIME{{/code}}
... ... @@ -1027,60 +1027,8 @@
1027 1027  * [[LINK to detailed infos from MSK (may only work inside DESY network~[~[image:url:http://hasfweb.desy.de/pub/TWiki/TWikiDocGraphics/external-link.gif~|~|width="13" height="12"~]~]>>url:http://www.desy.de/~~mbock/pages/BAM_daq_channel_descriptions.html||shape="rect"]]
1028 1028  * a recent  [[talk about the working principle of the BAM>>attach:BAM-basics and outlook-2018_DESY-template_16-9Format.pdf]]
1029 1029  {{/info}}
1030 -{{/expand}}
1031 1031  
1032 -(% style="color: rgb(255,102,0);" %)DBC2/electron bunch arrival time{{code language="none"}}/FL1/Electron Diagnostic/BAM/{{/code}}(%%)
1033 -//always saved (PBD)//
1034 -DOOCS prop : FLASH.SDIAG/BAM/FL0.DBC2/ARRIVAL_TIME.absolute.SA2
1035 -DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/FL0.DBC2/ARRIVAL_TIME.absolute.SA2(%%)
1036 -desc: Electron bunch arrival time measured with the BAM inside the accelerator (after bunch compressor 2) - It shows a very good correlation to the arrival time  of the XUV pulses in the experiment (see help).  The SA2 indicates the data is recorded for the second time slot at FLASH, typically used for FLASH2
1037 -units: fs (bigger numbers (typically) indicate later arrival times of the electrons).
1038 1038  
1039 -\\
1040 -
1041 -(% style="color: rgb(255,102,0);" %)DBC2/error{{code language="none"}}/FL1/Electron Diagnostic/BAM/{{/code}}(%%)
1042 -//always saved (PBD)//
1043 -DOOCS prop : FLASH.SDIAG/BAM/FL0.DBC2/ARRIVAL_TIM(% style="color: rgb(0,0,0);" %)E.bamError(%%)
1044 -DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/FL0.DBC2/ARRIVAL_TIME.BAMERROR(%%)
1045 -desc: If the value is 0 , the BAM is working well. If it is non-zero there is a problem !!
1046 -
1047 -\\
1048 -
1049 -(% style="color: rgb(255,102,0);" %)DBC2/error{{code language="none"}}/FL1/Electron Diagnostic/BAM/{{/code}}(%%)
1050 -//always saved (PBD)//
1051 -DOOCS prop : FLASH.SDIAG/BAM/FL0.DBC2/ARRIVAL_TIM(% style="color: rgb(0,0,0);" %)E..bamStatus.//2//(%%)
1052 -DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/FL0.DBC2/ARRIVAL_TIME.BAMSTATUS(%%)
1053 -desc: status bit: 0 - data is valid; 1 - beam present; 2 - calibration ongoing; 3 - feedback enabled; 4 - feedback acting;  mostly check for bit 0 == 1 is sufficient
1054 -
1055 -\\
1056 -
1057 -(% style="color: rgb(23,43,77);" %)SEED5(% style="color: rgb(255,102,0);" %)/electron bunch arrival time{{code language="none"}}/FL1/Electron Diagnostic/BAM/{{/code}}(%%)
1058 -//always saved (PBD)//
1059 -DOOCS prop : FLASH.SDIAG/BAM/(% style="color: rgb(23,43,77);" %)FL2.SEED5(%%)/ARRIVAL_TIME.absolute.SA2
1060 -DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/(% style="color: rgb(255, 102, 0); color: rgb(23, 43, 77)" %)FL2.SEED5(% style="color: rgb(255,102,0);" %)/ARRIVAL_TIME.absolute.SA2(%%)
1061 -desc: Electron bunch arrival time measured  with the BAM  before the undulator (pulse resolved data). This one was newly installed in 2020.  The SA2 indicates the data is recorded for the first time slot at FLASH, typically used for FLASH2
1062 -units: fs (bigger numbers (typically) indicate later arrival times of the electrons).
1063 -
1064 -\\
1065 -
1066 -(% style="color: rgb(23,43,77);" %)SEED5(% style="color: rgb(255,102,0);" %)/error{{code language="none"}}/FL1/Electron Diagnostic/BAM/{{/code}}(%%)
1067 -//always saved (PBD)//
1068 -DOOCS prop : FLASH.SDIAG/BAM/(% style="color: rgb(23,43,77);" %)FL2.SEED5(%%)/ARRIVAL_TIM(% style="color: rgb(0,0,0);" %)E.bamError(%%)
1069 -DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/(% style="color: rgb(255, 102, 0); color: rgb(23, 43, 77)" %)FL2.SEED5(% style="color: rgb(255,102,0);" %)/ARRIVAL_TIME.BAMERROR(%%)
1070 -desc: If the value is 0 , the BAM is working well. If it is non-zero there is a problem !!
1071 -
1072 -\\
1073 -
1074 -(% style="color: rgb(23,43,77);" %)SEED5(% style="color: rgb(255,102,0);" %)/error{{code language="none"}}/FL1/Electron Diagnostic/BAM/{{/code}}(%%)
1075 -//always saved (PBD)//
1076 -DOOCS prop : FLASH.SDIAG/BAM/(% style="color: rgb(23,43,77);" %)FL2.SEED5(%%)/ARRIVAL_TIM(% style="color: rgb(0,0,0);" %)E..bamStatus.//2//(%%)
1077 -DAQ channel: (% style="color: rgb(255,102,0);" %)FLASH.SDIAG/BAM/(% style="color: rgb(255, 102, 0); color: rgb(23, 43, 77)" %)FL2.SEED5(% style="color: rgb(255,102,0);" %)/ARRIVAL_TIME.BAMSTATUS(%%)
1078 -desc: status bit: 0 - data is valid; 1 - beam present; 2 - calibration ongoing; 3 - feedback enabled; 4 - feedback acting;  mostly check for bit 0 == 1 is sufficient
1079 -
1080 -\\
1081 -
1082 -\\
1083 -
1084 1084  [[Contents>>doc:||anchor="Contents"]]
1085 1085  
1086 1086  \\