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Last modified by chatzies on 2025-11-27 11:35
From version 18.1
edited by ahenkel
on 2021-12-02 14:20
Change comment: There is no comment for this version
To version 19.1
edited by ahenkel
on 2021-12-03 09:50
Change comment: There is no comment for this version

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74 74  **14.4 TapeDrive operation
75 75  **
76 76  
77 -The TapeDrive is controlled through kamzik. To open kamzik, start the server. A terminal will open, shortly after a small window.
77 +The TapeDrive is controlled through kamzik. To open kamzik, start the server. A terminal will open and shortly after a small window.
78 78  Now start the client. Same thing, a terminal will open, shortly after a small window.
79 79  
80 80  Click 'Devices' in the **client session** to open the control window.
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85 85  ** Change the velocity by typing anything from **0.3-3.0 mm/s**
86 86  ** Common velocity is 1.0-1.5 mm/s
87 87  ** kamzik displays the used tape in m and %. At 98% the tape will automatically stop since the rolls need to be exchanged at this point.
88 +\\
88 88  ** [[image:attach:kamzik_tape.PNG||height="400"]]
89 89  
90 90  \\
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92 92  * **Sample nozzle:**
93 93  ** Click an the 'nozzle' icon.
94 94  ** (((
95 -The nozzle position can be adjusted in xyz by clicking on the arrows up and down. Step size can be varied, 1mm steps are rather big and should be used carefully, for y-movement always use a stepsize <= 0.5mm.
96 +The nozzle position can be adjusted in xyz by clicking on the arrows up and down. (Double arrow = 10 steps). Step size can be varied, 1mm steps are rather big and should be used carefully.
96 96  The absolute position is **not calibrated** and therefore changes after each restart of kamzik.
97 -\\Adjust the nozzle position visually until it nearly touches the tape and roughly meets the X-ray interaction point. Then, move to the control hutch to use the on-axis microscope for fine adjustment. Move the nozzle tip to the X-ray beam (red X) and write down the absolut nozzle position. From there move the nozzle in +x to your desired distance.
98 +\\(% style="color: rgb(255,0,0);" %)**!!! **(% style="color: rgb(255, 0, 0); color: rgb(0, 0, 0)" %)**During data collection make sure in which direction you are moving, do not move nozzle into beam**(% style="color: rgb(255,0,0);" %)** !!!**(%%)
99 +\\Adjust the nozzle position by eye until it nearly touches the tape and roughly meets the X-ray interaction point. Then, move to the control hutch to use the on-axis microscope for fine adjustment. Move the nozzle tip to the beam position (red X) and write down the absolut nozzle position. From there move the nozzle in +x to your desired distance.Different distances combined with the tape speed result in several delay times for time-resolved experiments.
98 98  
99 99  (% class="wrapped" %)
100 100  |=(((
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137 137  be careful with -z, tape could be pushed out of focus
138 138  )))
139 139  
140 -(% style="color: rgb(255,0,0);" %)**!!! **(% style="color: rgb(255, 0, 0); color: rgb(0, 0, 0)" %)**During data collection make sure in which direction you are moving, do not move nozzle into beam**(% style="color: rgb(255,0,0);" %)** !!!**(%%)**
142 +**
141 141  \\**
142 142  )))
143 143  ** [[image:attach:kamzik_nozzle.PNG||height="400"]]
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160 160  
161 161  **14.5 Tape roll exchange**
162 162  
163 -**[[image:attach:20211201_094111.jpg||height="250"]][[image:attach:20211201_094101.jpg||height="250"]]**
165 +The tape stops automatically at 98% used length, if you need to change the rolls for orther reasons, stop the tape (velocity = 0.0 mm/s).
164 164  
167 +* Remove the (almost) empty feeder roll by pulling it upwards.
168 +* Cut the tape with some cm overlap to glue to the new roll.
169 +* Get a new tape roll (bottom left on the cart). **Polypropylen 15 µm**
170 +* Cut the first cm of the new tape roll, directly before the black sticky part.
171 +* Use this sticky part to attach the end of the old
172 +
173 +**[[image:attach:20211201_094101.jpg||height="250"]][[image:attach:20211201_094111.jpg||height="250"]]
174 +**
175 +
165 165  \\
166 166  
167 167  \\
Confluence.Code.ConfluencePageClass[0]
Id
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1 -235039093
1 +235039398
URL
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1 -https://confluence.desy.de/spaces/11/pages/235039093/14. Serial Crystallography: CFEL TapeDrive
1 +https://confluence.desy.de/spaces/11/pages/235039398/14. Serial Crystallography: CFEL TapeDrive