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Changes for page ANU Seismic Data Loggers

Last modified by robert on 2025/06/27 16:42
From version 32.1
edited by Jack Dent
on 2024/12/19 13:04
Change comment: There is no comment for this version
To version 40.1
edited by robert
on 2025/03/03 18:11
Change comment: There is no comment for this version

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1 +XWiki.robert
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9 9  ANU has designed and built three generations of seismic data recorders, two of which (the small yellow TerraSAWR and the larger beige LPR-200) are still in use today. Despite their contrasting appearance, they both use the same software, data cards, and have the same instrument response.
10 10  )))
11 -)))
12 12  
13 13  = Data Card Formatting and Information =
14 14  
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43 43  
44 44  SITE15G02500039999 2
45 45  
46 -corresponding to site SITE1,
39 +corresponding to site SITE1, 
47 47  
48 48   network 5G
49 49   sample rate 0250, (i.e. 250 Hz)
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57 57  
58 58  The process for formatting an SD card within the logger is straightforward. Navigate to the "SD INFORMATION" screen and press ERASE SD CARD. This process may take up to a minute. This will result in erasing all files from the card. Upon starting recording, a new 'seed' will be written containing all the information that the logger has been set with FINISH THIS SECTION
59 59  
53 +[[image:original_0747763c-e3dd-4667-b897-833f12c8e0b8_20241219_130604.jpg||height="240" width="298"]]
60 60  
61 61  Here is a general guideline for how much data you can expect to fit on a card:
62 62  
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67 67  
68 68  = Logger Menus Overview (and setup) =
69 69  
70 -The same menus are used in both types of loggers.
64 +The same menus are used in both the TSAWR and LPR-200 loggers.
71 71  
72 72  == System Information ==
73 73  
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95 95  - Common representations of poor signals include channels sloping smoothly from high values to zero, or sharp corners in the plots.
96 96  
97 97  
98 -== GPS ==
92 +== GPS Data ==
99 99  
100 100  This menu displays the status of the stations' GPS connection. The screen lists; UTC time, UTC date, latitude, longitude, altitude, number of satellite connections, and SNR.
101 101  
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146 146  NOTE: Ensure the 'RECORD ON RESTART' option is marked with a cross.
147 147  )))
148 148  
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145 +
149 149  == STA/LTA Configuration ==
150 150  
151 --
148 +The Short Term Average and Long Term Average Configuration screen is no longer used.
152 152  
153 -= =
154 154  
155 155  = LogFile Conversion Script =
156 156  
157 157  Both the TSAWR and LPR-200 write logging information as a binary "dat" file which includes GPS time syncs, temperatures, battery power, and position. To convert them into ASCII you can read, use [[THIS PYTHON SCRIPT>>http://auspass.edu.au/field/anusr_log.py]].
158 158  
159 -= =
160 160  
161 161  = Instrument Response =
162 162  
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206 206  = References =
207 207  
208 208  * [[PDF Manual>>http://auspass.edu.au/field/LPR-200_Instruction_Manual.pdf]]
209 -)))
204 +~)~)~)
210 210  
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212 212  (((
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262 262  [[image:LPR battery.jpg]]
263 263  )))
264 264  )))
265 -)))
266 266  
261 +~)~)~)
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