Project

General

Profile

How to use the online monitoring » History » Version 25

Flor de maria Blaszczyk, 07/20/2014 07:55 PM

1 4 Flor de maria Blaszczyk
{{toc}}
2 4 Flor de maria Blaszczyk
3 1 Flor de maria Blaszczyk
h1. How to use the online monitoring
4 1 Flor de maria Blaszczyk
5 8 Flor de maria Blaszczyk
The online-monitoring can be accessed from both off-site locations, though a web-browser, and on-site locations using either a web-browser or the Synoptic viewer (Java application). 
6 2 Flor de maria Blaszczyk
7 15 Flor de maria Blaszczyk
h2. 1) Opening the web-viewer or the java viewer application
8 1 Flor de maria Blaszczyk
9 8 Flor de maria Blaszczyk
h3. Outside Fermilab
10 8 Flor de maria Blaszczyk
11 14 Flor de maria Blaszczyk
If you are off-site, you will only be able to look at the displays. No settings are possible from outside Fermilab.
12 1 Flor de maria Blaszczyk
13 4 Flor de maria Blaszczyk
1) Open a browser and go to the "Synoptic":http://synoptic.fnal.gov/ website
14 2 Flor de maria Blaszczyk
15 6 Flor de maria Blaszczyk
2) Click on the LArIAT folder, this will expand the contents. Then click on the "Displays Main menu" link.
16 1 Flor de maria Blaszczyk
!synoptic_menu.png!
17 2 Flor de maria Blaszczyk
18 2 Flor de maria Blaszczyk
19 8 Flor de maria Blaszczyk
h3. In Fermilab
20 2 Flor de maria Blaszczyk
21 1 Flor de maria Blaszczyk
There are 2 possibilities, depending on whether you wish to only look at the displays or do settings / interact with the displays (i.e. zoom in, zoom out etc.)
22 1 Flor de maria Blaszczyk
23 9 Flor de maria Blaszczyk
1) If you only wish to look at the displays, please follow the procedure described in the previous section. Otherwise follow the next steps.
24 2 Flor de maria Blaszczyk
25 8 Flor de maria Blaszczyk
2) Get a Kerberos ticket, otherwise the viewer will shut down.
26 8 Flor de maria Blaszczyk
27 8 Flor de maria Blaszczyk
3) Open a browser and launch the viewer (Java required).
28 1 Flor de maria Blaszczyk
!synoptic_menu2.png!
29 9 Flor de maria Blaszczyk
30 11 Flor de maria Blaszczyk
4) Click on the button shown by the arrow to get started. 
31 1 Flor de maria Blaszczyk
!viewer_1.png!
32 12 Flor de maria Blaszczyk
33 12 Flor de maria Blaszczyk
_Note: If this is not the first time you are opening a viewer, you will have a pop-up window showing the latest displays used. You can either choose the display you'd like to look at from there or you can just close that window and start from the beginning._
34 9 Flor de maria Blaszczyk
35 1 Flor de maria Blaszczyk
5) Expand the LArIAT folder by clicking (double-clicking) on it and open the displays main menu.
36 10 Flor de maria Blaszczyk
!viewer_2.png! -> !viewer_3.png!
37 9 Flor de maria Blaszczyk
38 15 Flor de maria Blaszczyk
h2. 2) The displays main menu
39 1 Flor de maria Blaszczyk
40 21 Flor de maria Blaszczyk
!main_menu.png!
41 21 Flor de maria Blaszczyk
42 22 Flor de maria Blaszczyk
This is the main menu. Click on the menu to open the display / control panel you would like to look at. 
43 22 Flor de maria Blaszczyk
44 13 Flor de maria Blaszczyk
*Note: All the displays have a button that allows you to go back to the main menu, generally at the bottom right corner of the display.*
45 13 Flor de maria Blaszczyk
46 15 Flor de maria Blaszczyk
h2. 3) Summary plots
47 13 Flor de maria Blaszczyk
48 13 Flor de maria Blaszczyk
Unless you need to change some setting, these are probably the displays you will need to look at most of the time.
49 13 Flor de maria Blaszczyk
 
50 15 Flor de maria Blaszczyk
h2. 4) A control display example
51 1 Flor de maria Blaszczyk
52 21 Flor de maria Blaszczyk
!ControlSample.png!
53 21 Flor de maria Blaszczyk
54 24 Flor de maria Blaszczyk
*Settings are disabled by default.* This means you can zoom in / out on the plots but cannot change any setting.
55 22 Flor de maria Blaszczyk
56 1 Flor de maria Blaszczyk
1) To enable settings, click on the button on the bottom right hand corner and select for how long you wish to enable the settings.
57 22 Flor de maria Blaszczyk
58 22 Flor de maria Blaszczyk
2) To turn on / off an power supply, click on the on / off button. A window will pop-up for confirmation. When the supply is on, the light should be green.
59 22 Flor de maria Blaszczyk
60 22 Flor de maria Blaszczyk
3) Turn on the regulate function (the light will turn green). This is to have an output voltage that matches the set voltage, otherwise there is a small offset.
61 22 Flor de maria Blaszczyk
62 22 Flor de maria Blaszczyk
4) Click on the button in the green frame "Set voltage" (in volts) next to the power supply you would like to set a voltage to. A window will pop up, enter the value including the "-" sign and validate. If you enter a positive value, nothing will happen. You will have to re-enter a value.
63 22 Flor de maria Blaszczyk
64 21 Flor de maria Blaszczyk
5) The selected supply readout voltage should indicate the new output voltage. Please wait until the reading stabilizes before changing to another value. This might take a few seconds.
65 22 Flor de maria Blaszczyk
66 23 Flor de maria Blaszczyk
Current can be readout in the bottom left hand side of the display. The top plot shows the voltage as a function of time, the bottom plot is the current as a function of time.
67 1 Flor de maria Blaszczyk
68 25 Flor de maria Blaszczyk
*Note: To power off a supply, please set the voltage to 0 first and then turn it off. Do not forget to turn it off!*
69 23 Flor de maria Blaszczyk
70 23 Flor de maria Blaszczyk
71 21 Flor de maria Blaszczyk
h2. 5) Closing / Restarting the displays (please read before closing any display!)
72 23 Flor de maria Blaszczyk
73 1 Flor de maria Blaszczyk
Should a display crash or should you wish to close it, just click on the top right hand corner red cross. Plots are reset when the display is closed so do not close a display unless it is really necessary.
74 1 Flor de maria Blaszczyk
75 24 Flor de maria Blaszczyk
h1. Troubleshooting
76 24 Flor de maria Blaszczyk
77 24 Flor de maria Blaszczyk
Because of some recent changes on the Java platform, you might have do to some tweaks to the Java security parameters. If you get an error that says that the application cannot be launched because it is from an unknown source / signature, please do the following:
78 24 Flor de maria Blaszczyk
79 24 Flor de maria Blaszczyk
1) Open the Java control panel. How to access it varies according to the OS (Google is your friend). You might have to launch it with admin privileges.
80 24 Flor de maria Blaszczyk
81 24 Flor de maria Blaszczyk
2) Select the security tab.
82 24 Flor de maria Blaszczyk
83 24 Flor de maria Blaszczyk
3) Drop the security to medium level.
84 24 Flor de maria Blaszczyk
85 24 Flor de maria Blaszczyk
4) Add the following links to the exceptions list:
86 24 Flor de maria Blaszczyk
http://synoptic.fnal.gov
87 24 Flor de maria Blaszczyk
http://www-bd.fnal.gov
88 24 Flor de maria Blaszczyk
89 24 Flor de maria Blaszczyk
5) Validate. You might have to restart the computer for this changes to take effect.
90 24 Flor de maria Blaszczyk
91 25 Flor de maria Blaszczyk
*Note: Make sure you type "http" and not "https". The latter will not work.*
92 17 Flor de maria Blaszczyk
93 17 Flor de maria Blaszczyk
h1. Contact
94 18 Flor de maria Blaszczyk
95 19 Flor de maria Blaszczyk
*LArIAT contact*: Flor de Maria Blaszczyk (Louisiana State University), fblaszczyk@phys.lsu.edu
96 17 Flor de maria Blaszczyk
_Need a new display? Don't understand something? Please let me know! All suggestions and comments are welcome._
97 18 Flor de maria Blaszczyk
98 1 Flor de maria Blaszczyk
*Synoptic support*: synoptic-support@fnal.gov